Which of the following connects vessels through vascular anastomoses? a. precapillary sphincters c. collaterals b. capillary beds d. postcapillary venules

Q: What is the role of the coronary arteries?

A: The heart is an organ that can pump blood to the different parts of the body through different blood…

Q: When considered individually, the type of blood vessel that has the lowest resistance is.…

A: Introduction:- In blood vessels, most of the resistance is due to vessel diameter, Resistance is a…

Q: Which of the following best describes an artery? Select one: a. thin-walled, and supplied with…

A: Ans- Arteries are the important part of cardiovascular system in our body that carries the…

Q: The ascending aorta and pulmonary trunk develop from the embryonic:- a. bulbus cordis only. b.…

A: Ascending aorta refers to the part of the aorta that begins at the upper region of the left…

Q: Compare the structure of the left atrioventricular valve with that of the aortic valve.

A: Human heart has four chambers. It is a muscular organ whose shape is like a person’s closed fist The…

Q: Which of the following statements is true?a. The left and right common carotid arteries bothbranch…

A: Arteries and veins are the two essential components of the circulatory system. Arteries carry…

Q: The right and left brachiocephalic veins ________.a. drain blood from the right and left…

A: Blood vessels are the components of the circulatory system, which are essential for transporting…

Q: Name the veins that return blood to the right atrium.

A: There are two types of circulations namely pulmonary circulation and systemic circulation.…

Q: An area of dead myocardial tissue is called: A) an infarct B) stenosis C) an induration D)…

A: Answer is A.) an infarct.

Q: Which of the following can be included in the description of an artery?     A. Remains open when…

A: Artery has elastic wall so it is not a solid structure so option B is incorrect.  Veins have…

Q: To get from the right atrium to the right ventricle, blood flows througha. the pulmonary valve.b.…

A: To get from the right atrium to the right ventricle, blood flows through the right AV valve or…

Q: Explain why the structure of the veins is different from that of the arteries.

A: CRITERIA                                   ARTERY                           VEIN…

Q: Capillary structure varies from organ to organ. Explain how?

A: The circulatory system is one of the most essential systems in the body. The function of the…

Q: (iii) A muscular wall is absent in : A. Capillary B. Venule C. Arteriole D. Vein

A: The correct option is A. Capillary

Q: To get from the posterior tibial vein to the femoral vein, blood flows through:- a. the anterior…

A: Answer is b.) the popliteal vein.

Q: Which of the layers of a vein is responsible for changes in the vein’s diameter? (a) endothelium,…

A: The vein wall consists of three layers: The tunica intima, the tunica media, and the tunica…

Q: Blood pressure is highest in the_____ and lowest in the_____ . a. arteries; veins c. veins; arteries…

A: The pressure given by blood which is circulating through the blood vessels on the inner walls of…

Q: After passing through the inferior vena cava blood passes through the ____.   A coronary sinus   B…

A: The cardiovascular system or circulatory system is comprised of blood pumping muscular organ, heart,…

Q: What valve is located between the left atrium and left ventricle? a-Tricuspid valve b-Bicuspid valve…

A: Heart is a muscular organ. Heart pumps blood, it has four chambers having two atrium and two…

Q: The artery generally used to feel the pulse at the wrist is the (a) ulnar artery. (b) radial artery.…

A: An artery is a blood vessel that carries oxygen-incorporated blood from the heart to other organs…

Q: Which blood vessels have the smallest diameter? A. Capillaries B. Arterioles C. Venules D. Lymphatic

A: The circulatory system consists of different different blood vessels like arterioles, venules,…

Q: Select the letter of the choice that best completes the statement. The inner layer of the artery is…

A: Arteries are elastic vessels that help to transport blood away from the heart. It is considered that…

Q: Arteries of the pulmonary circuit differ from those of the systemic circuit in that they carry, (a)…

A: The heart is the pumping organ that is responsible for circulating the blood to different parts of…

Q: Explain why water and dissolved substances leave the arteriolar end of a capillary and enter the…

A: The blood vessels are part of the circulatory system. It forms a closed circuit of tubes that carry…

Q: Blood passing through the ______ is deoxygenated.   A bicuspid valve   B pulmonary veins   C…

A: Blood circulation refers to the movement of blood through vessels of the body. It is induced by the…

Q: As we know that capillaries are single celled layers. Which blood vessel layer is present in…

A: Capillaries are the smallest blood vessels in body.They transport blood between arterioles and…

Q: in what part of the body is the popliteal artery found?What about the axillary vein?THe radial…

A: The blood vessels are the components of the circulatory system that transport blood throughout the…

Q: If an artery becomes clogged with plaque, a procedure called a/an ______ can be performed to open up…

A: Answer- If an artery becomes clogged with plaque, a procedure called a/an Angioplasty can be…

Q: This blood vessel carries blood away from the heart. O A. Artery O B. vein O C. venule O D.…

A: Blood circulate throughout your body with the help of certain vessels known as blood vessels.  Thus…

Q: How does the structure of the capillary wall relate to its function

A: Capillaries are the littlest veins in the body, associating the littlest arteries to the littlest…

Q: What is the major artery in the body

A: Artery: Artery is the blood vessel that carries oxygenated blood from the heart and delivers to the…

Q: In coronary bypass surgery, the internal thoracic artery can be used as the bypass vessel by…

A: Coronary bypass surgery creates a new route around blocks and narrow coronary arteries that allow…

Q: Place the blood vessels listed here in order from MOST pressure to LEAST pressure.

A: The circulatory system, also known as the cardiovascular system or the vascular system, is an organ…

Q: The onset of Ventricular diastole is associated with: A. the closing of the aortic valve B. the…

A: Human heart is composed of two auricles (atria) and two ventricles. Cardiac cycle consists of…

Q: Myocardial infarction, or a heart attack, results if there is a lack of oxygen and nutrients brought…

A: Myocardial infarction It is commonly referred to as the heart attack , is the sudden death of   part…

Q: The _____ empties into the axillary artery.   A brachial artery   B subclavian vein   C…

A: axillary artery: a continuum of the subclavian artery in the axillary area that branches into…

Q: Blood passes from the external illiac artery into the ______.   A internal illiac artery   B…

A: According to the human anatomy, there are three iliac arteries which are situated in the region of…

Q: Type of blood vessels taking impure blood from the head part to the heart are calle O a. Coronary…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: which of these has the thinnest wall: artery, capillary, vein?

A: These are the blood vessels of our bodies. An artery carries blood away from the heart. Veins carry…

Q: Match each vein in column A with the vein it drains into from column B.   Column B1. popliteal2.…

A: BASIC INFORMATION  BLOOD VESSELS   In our body there are network of channels which help in the…

Q: Which of the vessels pointed to above corresponds to the thoracic aorta? a. The vessel with the…

A: Aorta It is the thickest blood vessel in the body. It arises from the left Ventricle,ascends and…

Q: The innermost layer (or tunic) of the blood vessel wall is called the:   A tunica intima.   B…

A: Blood vessels are important in distributing blood to all the parts of the body. It carries oxygen,…

Q: What is the function of Coronary arteries ?

A: Coronary arteries are a type of artery which spreads around the entire heart like a network of blood…

Q: What is the significance of the difference in thickness between the wall of the aorta and the wall…

A: Introduction: The largest artery present in human body is the aorta which starts from the top of the…

Q: The presence of __________ stabilizes the wall of arterioles and capillaries.   A gap junctions   B…

A: An arteriole is a very small blood vessel as it has a very small diameter. These arterioles are…