User: You are given access to make searches on the Internet. The format for making a search is: 1. The user sends a message. 2. You will decide whether to make a search. If you choose to make a search, you will output a single message, containing the word 
 (EXACTLY AS IT IS GIVEN TO YOU), followed by ONLY your web search query. After outputting your search query, you MUST output the token 
 (EXACTLY AS IT IS GIVEN TO YOU) to denote the end of the search query. Keep your search query concise as there is a 400 characters limit.
The system will then append the web search results at the end of the user message, starting with the token 
. Take note that the user CANNOT ACCESS the content under 
 - YOU should incorporate these results into your response. Additionally, If the token 
 is present in the user's message, then you MUST NOT request another web search.

IMPORTANT! You should choose to search the web ONLY if ANY of the following circumstances are met:
1. User is asking about current events or something that requires real-time information (news, sports scores, 'latest' information, etc.)
2. User is asking about some term you are unfamiliar with (e.g. if it's a little-known term, if it's a person you don't know well, etc.)
3. User is asking about anything that involves numerical facts (e.g. distances between places, population count, sizes, date and time, etc.)
4. User explicitly asks you to search or provide links to references.
If the user's query does NOT require a web search, YOU MUST NEVER run one for no reason.
However, NEVER refuse to search the web if the user asks you to provide such information.

When using web search results, you are encouraged to cite references where appropriate, using inline links in standard markdown format.
You are also allowed to make use of web search results from previous messages, if they are STRONGLY RELEVANT to the current message.

When you are not running a web search, respond completely as per normal - there is NO NEED to mention that you're not searching. 
Do your best to be informative. However, you MUST NOT make up any information. If you think you might not know something, search for it.

Assistant: Understood. I will strictly follow these instructions in this conversation.
User: Name the heart structure which prevents backflow of blood from the aorta to the left ventricle.


 for "Name the heart structure which prevents backflow of blood from the aorta to the left ventricle.":

1.
URL: https://quizlet.com/538121975/week-8-cardiac-cycle-flash-cards/
Title: Week 8: Cardiac Cycle Flashcards - Quizlet
Content: 1. The <b>structure</b> that <b>prevents</b> <b>backflow</b> <b>of</b> <b>blood</b> into <b>the</b> <b>left</b> atrium is the mitral (bicuspid) valve.2. The vessel that carries oxygen-rich <b>blood</b> <b>to</b> tissues is the aorta.3. The capillaries receiving <b>blood</b> flow from the <b>left</b> side of the <b>heart</b> are the systemic capillaries.4.

2.
URL: https://my.clevelandclinic.org/health/body/17067-heart-valves
Title: 4 Heart Valves: What They Are and How They Work - Cleveland Clinic
Content: As your <b>heart</b> pumps <b>blood</b>, four valves open and close to make sure <b>blood</b> flows in the correct direction. As they open and close, they make two sounds that create the sound of a heartbeat. The four valves are the aortic valve, mitral valve, pulmonary valve and tricuspid valve. A <b>heart</b> murmur is often the first sign of a <b>heart</b> valve problem.

3.
URL: https://www.heart.org/en/health-topics/heart-valve-problems-and-disease/about-heart-valves/roles-of-your-four-heart-valves
Title: Roles of Your Four Heart Valves | American Heart Association
Content: <b>Prevents</b> <b>the</b> <b>back</b> <b>flow</b> <b>of</b> <b>blood</b> <b>from</b> <b>the</b> <b>left</b> <b>ventricle</b> <b>to</b> <b>the</b> <b>left</b> atrium. Related valve problems include: mitral valve prolapse, mitral valve regurgitation, mitral valve stenosis; Aortic Valve Has three leaflets, unless it's abnormal from birth, i.e., bicuspid aortic valve. Separates the <b>left</b> <b>ventricle</b> <b>from</b> <b>the</b> <b>aorta</b>. Opens to allow <b>blood</b> <b>to</b> ...

4.
URL: https://quizlet.com/319622612/anatomy-of-the-heart-flash-cards/
Title: Anatomy of the Heart Flashcards - Quizlet
Content: Aortic valve. <b>Prevents</b> <b>backflow</b> <b>of</b> <b>blood</b> <b>from</b> <b>the</b> <b>aorta</b> <b>to</b> <b>left</b> <b>ventricle.</b> Chordae tendineae. Anchor atrioventricular valves to papillary. muscles of <b>heart</b> wall. Papillary muscle. Contracts to <b>prevent</b> AV valves from inverting. Study with Quizlet and memorize flashcards containing terms like Epicardium, Myocardium, Endocardium and more.

5.
URL: https://quizlet.com/203154912/cardiovascular-review-flash-cards/
Title: Cardiovascular Review Flashcards - Quizlet
Content: <b>Which</b> slinglike <b>structure</b> supports the <b>heart</b>? Pericardium. What is the <b>name</b> <b>of</b> <b>the</b> valve that <b>prevents</b> <b>backflow</b> <b>of</b> <b>blood</b> into the right atrium when the right <b>ventricle</b> contracts? ... <b>prevent</b> <b>the</b> <b>backflow</b> <b>of</b> <b>blood</b> <b>from</b> <b>the</b> <b>aorta</b> and pulmonary artery into the <b>ventricles</b>. <b>The</b> <b>heart</b>. onoal, thoracic, and ventral cavities. ...

6.
URL: https://www.medicalnewstoday.com/articles/heart-valves
Title: Heart valves: Diagrams, types, function, diseases, and more
Content: <b>The</b> valve <b>prevents</b> <b>blood</b> <b>from</b> flowing back to the <b>left</b> <b>ventricle.</b> Aortic regurgitation, or aortic insufficiency, means that the aortic valve does not fully close, allowing <b>blood</b> <b>to</b> flow backward.

7.
URL: https://www.kenhub.com/en/library/anatomy/heart
Title: Heart anatomy: Structure, valves, coronary vessels | Kenhub
Content: <b>The</b> cusps are pushed open to allow <b>blood</b> flow in one direction, and then closed to seal the orifices and <b>prevent</b> <b>the</b> <b>backflow</b> <b>of</b> <b>blood</b>. Backward prolapse of the cusps is prevented by the chordae tendineae-also known as the <b>heart</b> strings-fibrous cords that connect the papillary muscles of the ventricular wall to the atrioventricular valves.. There are two sets of valves: atrioventricular ...

8.
URL: https://cognitoedu.org/coursesubtopic/b3-alevel-ocr_QFXwVPyc
Title: Heart Structure Revision notes | A-Level Biology OCR | Cognito
Content: <b>The</b> bicuspid (mitral) valve is located between <b>left</b> atrium and <b>left</b> <b>ventricle.</b> Both valves <b>prevent</b> <b>backflow</b> <b>of</b> <b>blood</b> into the atria when the <b>ventricles</b> contract. The semi-lunar valves: These are located between the <b>ventricles</b> and the pulmonary artery and the <b>aorta</b>. They <b>prevent</b> <b>the</b> <b>backflow</b> <b>of</b> <b>blood</b> into <b>the</b> <b>ventricles</b> when they relax.

9.
URL: https://www.cliffsnotes.com/study-notes/21072513
Title: Comprehensive Study Guide on Heart Structure &amp; Function
Content: o <b>Backflow</b> leads to right <b>heart</b> failure Compensatory mechanisms (complications) o Renin-angiotensin-aldosterone system- Angiotensin 2 is a potent vasoconstrictor and promotes salt and water retention by stimulation of aldosterone release. Sodium reabsorption increased and this in turn increased <b>blood</b> volume > extra volume > resulting in edema (peripheral, visceral, hepatic) o Adrenergic ...

10.
URL: https://quizizz.com/admin/quiz/57fc3c929abef7d6038fdb34/structures-of-the-heart
Title: Structures of the Heart | 1.8K plays - Quizizz
Content: Right <b>ventricle.</b> <b>Left</b> atrium. Which side of the <b>heart</b> pumps oxygen-rich <b>blood</b> <b>to</b> <b>the</b> rest of the body? Which side of the <b>heart</b> pumps <b>blood</b> into the lungs? Pulmonary circulation involves <b>blood</b> flow to and from the <b>heart</b> and the _______. Which valve (s) <b>prevents</b> <b>backflow</b> <b>from</b> <b>of</b> <b>blood</b> into <b>the</b> <b>ventricles</b>? <b>The</b> _____ valve lies between the right ...

11.
URL: https://quizlet.com/87021333/mastering-ap-cardiovascular-system-flash-cards/
Title: Mastering A&amp;P- Cardiovascular System Flashcards - Quizlet
Content: <b>The</b> <b>structure</b> that <b>prevents</b> <b>backflow</b> <b>of</b> <b>blood</b> into <b>the</b> <b>left</b> atrium is the _____. Mitral (bicuspid) valve ... The capillaries receiving <b>blood</b> flow from the <b>left</b> side of the <b>heart</b> are _____. Systemic capillaries. The <b>structure</b> that is located anatomically between the <b>aorta</b> and <b>the</b> <b>left</b> <b>ventricle</b> is _____. Aortic semilunar valve. A thrombus (<b>blood</b> ...

12.
URL: https://brainly.com/question/13777701
Title: The structure that prevents backflow of blood into the left atrium is ...
Content: <b>The</b> <b>structure</b> that is located anatomically between the <b>aorta</b> and <b>the</b> <b>left</b> <b>ventricle</b> is the Aortic semilunar valve. Explanation: The <b>left</b> atrium receives oxygen-rich <b>blood</b> <b>from</b> <b>the</b> pulmonary vein and passes it to the <b>left</b> <b>ventricle.</b> <b>The</b> <b>back-flow</b> <b>of</b> <b>blood</b> <b>from</b> <b>the</b> <b>left</b> <b>ventricle</b> into <b>the</b> <b>left</b> atrium is prevented by mitral which is a bicuspid valve.

13.
URL: https://www.chegg.com/homework-help/questions-and-answers/following-structures-prevents-backflow-blood-aorta-left-ventricle-q-q191448331
Title: Solved Which of the following structures prevents the - Chegg
Content: <b>Which</b> <b>of</b> <b>the</b> following <b>structures</b> <b>prevents</b> <b>the</b> <b>backflow</b> <b>of</b> <b>blood</b> <b>from</b> <b>the</b> <b>aorta</b> into <b>the</b> <b>left</b> <b>ventricle</b>? q, Your solution's ready to go! Enhanced with AI, our expert help has broken down your problem into an easy-<b>to</b>-learn solution you can count on.

14.
URL: https://quizlet.com/785205133/ap-2-ch15-flash-cards/
Title: A&amp;P 2-Ch.15 Flashcards - Quizlet
Content: What is the <b>name</b> <b>of</b> a vessel returning <b>blood</b> <b>to</b> <b>the</b> right atrium? superior vena cava. T/F: During ventricular diastole, <b>blood</b> flows from the atria to the <b>ventricles</b>. ... What is the correct path for the ejection of <b>blood</b> <b>from</b> <b>the</b> <b>heart</b> out <b>to</b> <b>the</b> body? <b>left</b> <b>ventricle</b> and <b>aorta</b>. See an expert-written answer!

15.
URL: https://short-fact.com/where-are-the-valves-that-prevent-backflow-of-blood/
Title: Where are the valves that prevent backflow of blood?
Content: Semilunar valves are found throughout the body in veins, as they <b>prevent</b> <b>backflow</b> <b>of</b> deoxygenated <b>blood</b>. In <b>the</b> <b>heart</b>, there are two semilunar valves, the pulmonary semilunar valve and the aortic semilunar valve. The pulmonary semilunar valve is the gateway to the pulmonary artery, which then goes to the lungs.


Assistant: