Answer the following question given this paragraph: Flaps of tissue called valves separate the heart's chambers. Valves keep blood flowing in just one direction through the heart. For example, a valve at the bottom of the right atrium opens to let blood flow from the right atrium to the right ventricle. Then the valve closes so the blood can't flow back into the right atrium. Q: What is the largest artery in the body called? Choices: - ventricular - carotid - radial - aorta A:
aorta
Answer the following question given this paragraph: Solids can be divided into amorphous solids and crystalline solids. Q: Solids can be divided into amorphous solids and which other group? Choices: - morphous solids - distinct solids - acrystalline solids - crystalline solids A:
crystalline solids
Q: Answer the following question given this paragraph: Organs of the lymphatic system include the tonsils, thymus gland and spleen. The thymus gland produces T cells or T-lymphocytes (see below) and the spleen and tonsils help in fighting infections. The spleen's main function is to filter the blood. The spleen also detects viruses and bacteria and triggers the release of pathogen fighting cells. Q: What does the thymus gland produce? Choices: - b cells - insulin - hormones - t cells A:
A: t cells
Question: Answer the following question given this paragraph: Q: What is another name for trisomy 21? Choices: - cystic fibrosis - Tay-Sachs Disease - Fragile X - down syndrome A:
Answer: down syndrome
*Question*
Answer the following question given this paragraph: Q: Signals from rods and cones can follow several different pathways in what structure of the eye? Choices: - aperture - aqueous humor - lens - retina A:
**Answer**
retina
(Q).
Answer the following question given this paragraph: Bread has little holes in it from carbon dioxide produced by yeast. Q: Bread has little holes in it from carbon dioxide produced by what? Choices: - sugar - water - bacteria - yeast A:
(A).
yeast