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The dataset generation failed
Error code: DatasetGenerationError
Exception: ArrowInvalid
Message: JSON parse error: Column() changed from object to string in row 0
Traceback: Traceback (most recent call last):
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/packaged_modules/json/json.py", line 160, in _generate_tables
df = pandas_read_json(f)
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/packaged_modules/json/json.py", line 38, in pandas_read_json
return pd.read_json(path_or_buf, **kwargs)
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/io/json/_json.py", line 815, in read_json
return json_reader.read()
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/io/json/_json.py", line 1025, in read
obj = self._get_object_parser(self.data)
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/io/json/_json.py", line 1051, in _get_object_parser
obj = FrameParser(json, **kwargs).parse()
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/io/json/_json.py", line 1187, in parse
self._parse()
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/io/json/_json.py", line 1402, in _parse
self.obj = DataFrame(
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/core/frame.py", line 778, in __init__
mgr = dict_to_mgr(data, index, columns, dtype=dtype, copy=copy, typ=manager)
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/core/internals/construction.py", line 503, in dict_to_mgr
return arrays_to_mgr(arrays, columns, index, dtype=dtype, typ=typ, consolidate=copy)
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/core/internals/construction.py", line 114, in arrays_to_mgr
index = _extract_index(arrays)
File "/src/services/worker/.venv/lib/python3.9/site-packages/pandas/core/internals/construction.py", line 677, in _extract_index
raise ValueError("All arrays must be of the same length")
ValueError: All arrays must be of the same length
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1855, in _prepare_split_single
for _, table in generator:
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/packaged_modules/json/json.py", line 163, in _generate_tables
raise e
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/packaged_modules/json/json.py", line 137, in _generate_tables
pa_table = paj.read_json(
File "pyarrow/_json.pyx", line 308, in pyarrow._json.read_json
File "pyarrow/error.pxi", line 154, in pyarrow.lib.pyarrow_internal_check_status
File "pyarrow/error.pxi", line 91, in pyarrow.lib.check_status
pyarrow.lib.ArrowInvalid: JSON parse error: Column() changed from object to string in row 0
The above exception was the direct cause of the following exception:
Traceback (most recent call last):
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1436, in compute_config_parquet_and_info_response
parquet_operations = convert_to_parquet(builder)
File "/src/services/worker/src/worker/job_runners/config/parquet_and_info.py", line 1053, in convert_to_parquet
builder.download_and_prepare(
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 925, in download_and_prepare
self._download_and_prepare(
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1001, in _download_and_prepare
self._prepare_split(split_generator, **prepare_split_kwargs)
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1742, in _prepare_split
for job_id, done, content in self._prepare_split_single(
File "/src/services/worker/.venv/lib/python3.9/site-packages/datasets/builder.py", line 1898, in _prepare_split_single
raise DatasetGenerationError("An error occurred while generating the dataset") from e
datasets.exceptions.DatasetGenerationError: An error occurred while generating the datasetNeed help to make the dataset viewer work? Make sure to review how to configure the dataset viewer, and open a discussion for direct support.
prompt string | completion string |
|---|---|
Regarding this incision (Image not provided) which statement is true?
A-It is time-consuming
B-used in cholecystectomy
C-It is favored in diagnostic laparotomy.
D-Incision needs to be closed in layers | D |
QUESTION 2: What is the management of 2 month boy, her mother notice this umbilical swelling (Image not provided, assuming typical umbilical hernia)?
A-Immediate surgical repair
B-Follow up for spontaneous resolution.
C-surgical repair after the age of 6 years
D-surgical repair after the age of 1 year | B |
QUESTION 3: On lying supine ,the lowest part of the peritoneal cavity and is a likely area of intraperitoneal fluid accumulation :
1.Right subphrenic space
2.Pelvic cavity
3.Left subphrenic space
4.hepatorenal pouch (RT subhepatic space). | 4 |
QUESTION 4: The following peritoneal fold contains the inferior epigasteric vessels:
1.Falciform ligament
2.Median umbilical fold
3.Medial umbilical fold
4.Lateral umbilical fold. | 4 |
QUESTION 5: As regard sites of natural narrowing of the esophagus, all are true except:
1.At its beginning (Cricopharyngeus muscle)
2.At level of the arch of aorta
3.Right main bronchus.
4.Diaphragmatic hiatus | 3 |
QUESTION 6: Which of the following statements about the Meckel’s diverticulum is true:
1.It occurs 6m from ileocecal junction
2.About 15inches long
3.The incidence is near 20% of population
4.It is a true diverticulum. | 4 |
QUESTION 7: The barium swallow (Image not provided) shows:
A. local extension, LN status, vascular infiltration
B. aspiration pneumonia, to see vocal cord palsy, to identify fistula
C. Shouldering sign and irregular filling defect.
D.depth of invasion & biopsy | C |
QUESTION 8: A 74 -year -old man has a recent diagnosis of adenocarcinoma of the distal esophagus. He has a long history of reflux and Barrett’s esophagus, and a recent upper endoscopy and biopsies confirmed the diagnosis. A staging workup is planned. What is the best study for assessing T (tumor invasion depth)?
A. Bar... | D |
QUESTION 9: 70 years old male patient presenting to the outpatient clinic complaining of recent epigastric pain, dysphagia, anorexia and rapid weight loss. The patient gave history of 2 attacks of melena 2 weeks ago. the diagnostic method of choice in this patient is (Image A, B, C not provided):
1.A.
2.B
3.C
4.None of... | Assuming upper endoscopy would be a primary choice, but without knowing what A, B, C represent from the image, a definitive selection isn't possible. Based on symptoms, upper endoscopy is the method of choice. |
QUESTION 10: A patient with Cauliflower mass in the pylorus which proved to be malignant mass by endoscopic biopsy. The main line of treatment in this patient is:
1.Distal gastrectomy .
2.Total gastrectomy
3.Chemotherapy
4.Radiotherapy
5.Palliative endoscopic stenting | 1 |
QUESTION 11: The Celiac trunk:
a.Artery of the midgut
b.Left gastric a. is the largest branch
c.Long narrow trunk
d.The splenic artery, takes a tortuous course along the superior margin of the pancreas and supplies the spleen, stomach, and pancreas . | d |
QUESTION 12: A patient with suspected acute mesenteric vascular embolism had this radiological investigation for diagnosis (Image not provided). What is the name of this investigation :
1.Plain X ray abdomen
2.Mesenteric angiography.
3.CT abdomen with IV contrast
4.Magnetic resonance angiography
(Assuming the image wou... | 3 |
QUESTION 13: How do enteral and parenteral nutrition differ?
1.Enteral is administered via a vein; parenteral via the ilium
2.Enteral is administered via a blood vessel; parenteral via the mouth
3.Parenteral is administered via GI tract; enteral via a site outside the GI tract
4.Enteral is administered via the GI tract... | 4 |
QUESTION 14: Left sided colon cancer; all are true except:
a.Tend to cause gross bleeding and cha
nge of bowel habits
b.Tend to be polypoid , fungating or ulcerating.
c.Common to cause intestinal obstruction
d.Produce apple core appearance on barium enema | b |
QUESTION 15: An old male patient presenting to your outpatient clinic with constipation. Barium enema was requested which revealed this classic sign (Image not provided). What is the name of this sign and what does it indicate:
1.The “cobblestone sign” seen in active Crohn’s disease
2.The “thumbprint sign” in colonic i... | 3 |
QUESTION 16: The most common position for the appendix is:
a.Retro -cecal .
b.Para -cecal
c.Pre-ileal
d.Post -ileal | a |
QUESTION 17: Appendicular mass:
a.Occurs when inflammation is fast and rapid
b.Appendicular mass is formed within 24 hours after starting of pain
c.Suspected by history of pain 1 day ago and temperature 37◦
d.EUA is needed to confirm diagnosis. | c |
QUESTION 18: True about cholesterol gallstones:
1.Contain less than 50% cholesterol monohydrate
2.Usually, multiple
3.Radiolucent.
4.All of the above | 3 |
QUESTION 19: Which is the test of choice to diagnose gallstones?
a. Plain x ray
b. Ultrasound.
c. ERCP
d. HIDA scan
e. CT | b |
QUESTION 20: This figure shows: (Image not provided)
A. CT ADBOMEN Pancreatic head mass and distended gallbladder.
B. MRCP Stricture lower end of CBD, dilated CBD CHD,IHBD and pancreatic duct
C. ERCP showing malignant obstructive jaundice
D. None of the above | Image not provided. Cannot determine what the figure shows. |
QUESTION 21: A 34 year old woman with history of recurrent attacks of sever colicky pain in the right hypochondrium and epigastrium referred to the right scapular region associated with dark urine and itching total bilirubin is high mainly direct MRCP show : multiple filling defect in C.B.D and dilatation of CHD and in... | Multiple stone in C.B.D. |
QUESTION 22: During the operation a liver cyst was opened and this small daughter cysts were present (Image not provided), Most propable the cyst was:
A.Hydatid liver disease .
B.Haemangioma ofliver
C.Amoebic liver abscess
D.Pyogenic liver abscess
E.Polycystic liver disease | A |
QUESTION 23: On aspiration of a liver cyst, this Anchovy sauce like fluid was found (Image not provided). Most propable the cyst was:
A.Hydatid liver disease
B.Haemangioma ofliver
C.Amoebic liver abscess .
D.Pyogenic liver abscess
E.Polycystic liver disease | C |
QUESTION 24: A 34-year -old man presented to the Emergency Department with a 2-day history of abdominal pain, fever, malaise a. On examination he was pyrexial with no other abdominal signs. CT Abdomen :lesion in the liver with a fluid level. The most likely diagnosis is?
a-Hydatid liver disease
b-Haemangioma of liver
C... | D |
QUESTION 25: Abdomen is divided into 4 quadrants formed by two intersecting lines Intersect at:
a.Xiphoid process
b.Umbilicus.
c.Pubic tubercle
d.Internal ring | b |
QUESTION 26: Regarding this incision (Image not provided) which statement is true?
A-It is not time consuming
B-easily extension superiorly
C-It isfavored in diagnostic laparotomy
D-Incision needs to be closed inlayers. | D |
QUESTION 27: Lanz incision is a modification of:
a.Kocher subcostal incision
b.Mcburny’s grid iron incision.
c.Chevron (roof top) incision
d.Rutherford Morrison incision | b |
QUESTION 28: The area lateral to the lateral umbilical fold is called:
1. Supravesical fossae
2. Medial inguinal fossae
3. Lateral inguinal fossae.
4. Paravesical fossae | 3 |
QUESTION 29: All are Types of hiatus hernia except:
a.Type I>> paraesophageal hiatal hernia
b.Type II >> sliding" hiatal hernia
c.Type III >> combined.
d.Type IV >> incisional hernia | d |
QUESTION 30: The most common site of squamous cell carcinoma of the esophagus:
1.upper 2/3rd.
2.lower 2/3rd
3.middle 1/3rd
4.The whole length | 3 |
QUESTION 31: Cancer esophagus:
a.Upper third is the most common site
b.For adenocarcinoma, lung metastasis is most common
c.Barrett’s columnar metaplasia predispose to Squamous cell carcinoma
d.Recent onset of dysphagia is an early presentation. | d |
QUESTION 32: Most blood supply of the stomach comes from:
a.Celiac trunk.
b.Superior mesenteric artery
c.Middle colic artery
d.Inferior mesenteric artery | a |
QUESTION 33: Cancer stomach:
a.Lienitis plastic is of good prognosis
b.Intestinal type is un -differentiated, found most commonly in the proximal stomach
c.Diffuse type is well differentiated, found most commonly in the distal stomach
d.Most patients present with advanced stages. | d |
QUESTION 34: As regard the Celiac trunk, which is the correct statement:
1.It is the main arterial supply of the foregut.
2.Originates from the aorta at the level of L3
3.Has a long tortuous course behind the stomach
4.Has only two main branches, the splenic and the common hepatic arteries | 1 |
QUESTION 35: The Superior Mesenteric Vein tributaries include; the wrong statement:
a.Right Gastroepiploic Vein
b.Inferior Pancreaticoduodenal Vein
c.Anterior superior pancreaticoduodenal vein
d.Posterior superior pancreaticoduodenal vein.
e.Middle colic Vein | d |
QUESTION 36: Mesenteric venous thrombosis:
a.Most common type
b.Frequently involves pelvic veins
c.Hypercoagulable states, Malignancy, and portal hypertension are known risk factors.
d.Has no serious effect | c |
QUESTION 37: Indications suggesting initiation of nutrition support include all except:
1.Proximal intestinal fistula
2.Inflammatory bowel disease
3.Massive intestinal resection (<100 cm small bowel remains)
4.Paralytic ileus/obstruction
5.mild pancreatitis. | 5 |
QUESTION 38: Pathologically, colorectal cancer may be all of the following, the wrong one:
a.Adenocarcinoma in situ
b.Adenocarcinoma
c.Mucinous (colloid) adenocarcinoma
d.Signet ring cell carcinoma
e.Squamous cell carcinoma. | e |
QUESTION 39: Double contrast barium enema for colorectal cancer shows:
a.Rat tail appearance
b.Apple core deformity.
c.Anchovy sauce material
d.Sister Josef nodule | b |
QUESTION 40: Gold standard investigation for colorectal carcinoma is:
1.PET scan
2.Endoanal ultrasound
3.Double contrast barium enema
4.Colonoscopy+ Biopsy.
5.CT abdomen and pelvis | 4 |
QUESTION 41: A 55-year -old male was admitted to the hospital with right lower quadrant pain. He had a 2-month history of constipation. Colonoscopy and biopsy results indicated invasive adenocarcinoma. He underwent sigmoid colectomy. Histopathology revealed that the tumour invaded all colonic layers with spread to the ... | 3 |
QUESTION 42: About gall stones
a.It is a rare condition
b.80% of cases present with severe complications
c.Males are affected more than females
d.It is referred as cholelithiasis , from the Greek chol -(bile), lith-(stone) and –iasis (process). | d |
QUESTION 43: 39 years old diabetic female patient had right upper abdominal pain. Ultrasound was done which revealed this pathology (Image not provided, assuming gallstones or cholecystitis). The most proper treatment is:
1.Conservative management
2.Cholecystostomy
3.Cholecystectomy .
4.Stone lithotripsy | 3 |
QUESTION 44: A 55 years male patient complaint of new onset of diabetes followed by obstructive jaundice .MRCP revealed :Stricture lower end of CBD ,dilation of CBD , CHD,IHBD and pancreatic duct, The most likely diagnosis:
a-Pancreatic carcinoma.
b-Acute hepatitis
c-Stone in common bile duct (C.B.D)
d-Ascending cholan... | a |
QUESTION 45: About bilirubin metabolism:
a.fragile RBCs are phagocytosed by plasma cells
b.haemoglobin splits into albumin & heme
c.heme breakdown into biliverdin then bilirubin.
d.free bilirubin is water soluble so transported through blood plasma not bound with albumin | c |
QUESTION 46: Hydatid cyst of liver:
a.A common disease In north America
b.The causative organism is Entameba histoletica
c.The causative agent is primarily present in the intestine of dogs and man is accidental host.
d.Hydatid disease usually produces a calcified liver cyst | c |
QUESTION 47: Exposure for examination of inguinal hernia is:
A. from umbilicus to mid thigh
B. Two inches above and below the inguinal ligament
C. From nipple line to mid thigh.
D. Patient is exposed completely. | C |
QUESTION 48: Position of the patient during examination of inguinal hernia:
A. Examination is done while the patient is standing
B. Examination is done while the patient is supine
C. Examination is done while the patient is both standing and supine.
D. Examination is done while the patient is in lateral position | C |
QUESTION 49: This test is known as: (Image not provided, text describes 'SCROTAL NECK TEST')
A. Inguinal hernia test
B. Scrotal neck test.
C. Reducibility test
D. Internal ring test | B |
QUESTION 50: This test is known as: (Image not provided, text describes 'INTERNAL RING TEST')
A. Inguinal hernia test
B. Scrotal neck test
C. Reducibility test
D. Internal ring test. | D |
QUESTION 51: This test is known as: (Image not provided, text describes 'External ring test')
A. Scrotal neck test
B. Reducibility test
C. External ring test.
D. Internal ring test | C |
QUESTION 52: This test is known as: (Image not provided, text describes 'Three fingers test; (Zieman’s test)')
A. Three fingers test; Zieman’s test
B. Scrotal neck test
C. Reducibility test
D. Internal ring test | A |
An H&E stained slide shows a respiratory passage. The lining epithelium is pseudostratified columnar ciliated with numerous goblet cells. The wall contains C-shaped rings of hyaline cartilage. Identify this structure and state the main function of the goblet cells. | The structure is the Trachea. The main function of the goblet cells is to secrete mucus, which traps debris and pathogens. |
An H&E stained slide is identified as a section of the Lung. What is typically the largest conducting portion visible within the lung parenchyma that contains cartilage plates and glands in its wall? | The largest conducting portion with cartilage plates and glands visible within the lung parenchyma is an intrapulmonary bronchus (or segmental/lobar bronchus). |
An H&E stained slide is identified as a section of the Lung. What is the smallest conducting portion of the airway in this structure, characterized by a lack of cartilage and glands, and typically lined by cuboidal epithelium? | The smallest conducting portion is the terminal bronchiole. |
An Electron Micrograph (EM photo) displays the epithelial lining of a small bronchiole. One cell type observed is cuboidal, possesses apical cilia, and is involved in mucociliary clearance. Identify this cell type. | This cell is a cuboidal ciliated cell. |
An Electron Micrograph (EM photo) shows the lining of a small bronchiole. A non-ciliated, dome-shaped cell with electron-dense secretory granules in its apical cytoplasm is indicated. Identify this cell and state one of its primary functions. | This cell is a Clara cell (or Club cell). One primary function is the secretion of surfactant components/Clara cell secretory protein (CCSP/CC16), detoxification of inhaled toxins, or acting as a progenitor cell for epithelial repair. |
An Electron Micrograph (EM photo) of an alveolar septum shows a large, squamous cell forming the thin air-blood barrier. Identify this cell. | This cell is a Type I Pneumocyte (squamous alveolar cell). |
An Electron Micrograph (EM photo) of an alveolar septum highlights a cuboidal cell characterized by the presence of apical microvilli and distinctive intracellular lamellar bodies. Identify this cell and state the primary function of its lamellar bodies. | This cell is a Type II Pneumocyte. Lamellar bodies store and secrete pulmonary surfactant. |
In an Electron Micrograph (EM photo) of a Type II Pneumocyte, a specific intracytoplasmic structure is labelled. This structure appears as a membrane-bound organelle containing stacks of parallel or concentric lamellae. What is this labelled structure? | The labelled structure is a lamellar body. |
The epithelium lines the urinary bladder is :
a) simple squamous epithelium
b) stratified squamous epithelium
c) Glandular epithelium
d) Transitional epithelium | d |
The epithelium that lines the blood vessels is called :
a) Mesothelium
b) Endothelium
c) Transitional
d) pseudostratified | b |
The trachea (upper respiratory tract) is lined by :
a) simple squamous epithelium
b) non keratinized stratified squamous epithelium
c) Keratinized stratified squamous epithelium
d) pseudostratified columnar ciliated epithelium with goblet cells | d |
The epithelium which is formed of more than one layer is called :
a) simple
b) stratified
c) pseudostratified
d) all of the above | b |
The epidermis is formed by:
a) simple squamous non keratinized epithelium
b) stratified squamous non keratinized epithelium
c) stratified squamous keratinized epithelium
d) simple columnar ciliated epithelium | c |
The epithelium type that line most of the gastrointestinal tract is:
a) simple squamous epithelium
b) simple cuboidal epithelium
c) simple columnar epithelium
d) Transitional epithelium | c |
The alveoli in the lung (gas exchange) are line by :
a) simple squamous epithelium
b) simple cuboidal epithelium
c) simple columnar epithelium
d) pseudostratified epithelium | a |
The epithelium that lines the abdominal cavity (peritoneum) (serous sacs) is called :
a) Endothelium
b) Mesothelium
c) Transitional
d) Epithelioid | b |
The epithelium which is composed of cells resting on the same basement membrane , but not all reaching the lumen is called:
a) stratified squamous
b) stratified cuboidal
c) pseudostratified epithelium
d) Transitional epithelium | c |
The ki dney tubules are lined by :
a) simple squamous epithelium
b) simple cuboidal epithelium
c) simple columnar epithelium
d) Transitional epithelium | b |
The oesophagous is lined by
a) simple squamous non keratinized epithelium
b) stratified squamous non kerat inized epithelium
c) stratified squamous keratinized epithelium
d) simple columnar ciliated epithelium | b |
The epithelium forming the taste buds is:
a) Neuroepithelium
b) Glandular epithelium
c) simple epithelium
d) stratified epithelium | a |
Function of stratified epithelium is
a) secretion
b) protection
c) absorption
d) both a & c are correct | b |
Function of simple columnar epithelium is:
a) secretion (stomach)
b) protection
c) absorption (intestine)
d) both a & c are correct | d |
The surface of simple sq uamous epithelium is thin to allow:
a) exchange of materials
b) easy movement of organs
c) all of the above | a |
The surface of simple squamous epithelium is smooth to allow:
a) exchange of materials
b) passage of blood & easy movement of organs
c) all of the above | b |
The lining epithelium of thyroid follicles is
a) simple squamous epithelium
b) simple cuboidal epithelium
c) simple columnar ciliated epithelium
d) Transitional epithelium | b |
The lining epithelium of the uterus is :
a) simple squamous epithelium
b) simple cuboidal epithelium
c) simple columnar ciliated epithelium
d) Transitional epithelium | c |
The lining epithelium of the ureter is :
a) simple squamous epithelium
b) simple cuboidal epithelium
c) simple columnar ciliated e pithelium
d) Transitional epithelium | d |
The origin of the epithelium is :
a) the ectoderm
b) the mesoderm
c) the endoderm
d) all of the above | d |
The epithelium is charactercized by :
a) Avascular tissue
b) Highly vascular tissue
c) contains abundant intercellular substance
d) lacks the basement membrane | a |
which of the following has supporting cells:
a) simple epithelium
b) stratified epithelium
c) Neuroepithelium
d) Glandular epithelium | c |
Nuclei of simple columnar epithelium are:
a) central rounded
b) basal & oval
c) flat
d) Binucleated | b |
Nuclei of simple cuboidal epithelium are:
a) central rounded
b) basal & oval
c) flat
d) May be binucleated | a |
Nuclei of Transitional epithelium are:
a) central rounded
b) basal & oval
c) flat
d) May be binucleated | d |
The type of epithelium that can accommodate stretch is :
a) stratified squamous epithelium
b) Transitional epithelium
c) stratified columnar epithelium
d) pseudostratified epithelium | b |
ion transporting cells need large surface area , so they are characterized by:
a) numerous microvilli
b) numerous lateral interdegitations
c) numerous basal infoldings
d) numerous canaliculi | c |
Epithelium is characterized by :
a) being vascular
b) abundant extracellular substance
c) lying on basement membrane
d) insensitive | c |
Transitional epithelium is stretchable as it has :
a) Thick basement membrane
b) wide intracellular substance containing mucous like substance
c) thin layer of keratin on top layer
d) flat cells in the top layer and columnar cells in the top layer | b |
cell junction that prevent leakage (passage of fluids) is :
a) gap junction
b) zonula occludens
c) zonula adherens | b |
serous acini are characterized by the following except :
a) narrow lumen
b) rounded nucleus
c) apical acidophilic cytoplasm (zymogen granules)
d) vacuolated cytoblasm | d |
mucous acini are characterized by all of the following except:
a) basal flat nucleus
b) wide lumen
c) cuboidal cells
d) its secretion contain enzymes | d |
The type of filaments present in zonula adherens (adhering jun.) is :
a) actin filaments
b) intermediate filaments
c) myosin filaments | a |
The type of filaments present in macula occludens (desmosome) is :
a) actin filaments
b) intermediate filaments (tono filament)
c) myosin filaments | b |
intercellular space is zero in :
a) zonula adherens
b) zonula occludens (tight junction)
c) macula adherens
d) gap junction | b |
sterocilia is characterized by:
a) short and motile
b) long and motile
c) formed of microtubules
d) formed of actin filaments | d |
connexin protein is found in :
a) desmosomes
b) gap junction
c) adherent junction
d) tight junction | b |
communicating junction :
a) gap junction
b) hemidesmosmes
c) desmosomes
d) tight junction | a |
the strongest type of junctions is:
a) zonula occludens
b) zonula adherens
c) macula adherens
d) gap junction | c |
Basal infoldings in epithelial cells are present in :
a) protein secreting cells
b) steroid secreting cells
c) ion transporting cells
d) phagocytic cells | c |
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