What is the valve thatseparates the aorta from theheart? What is the importanceof that valve?

Q: What force is responsible for moving fluids out of capillaries at the arteriole end and moving…

A: Step 1 Capillaries are the blood vessels that are very narrow with a diameter of 5-8 µm. It develops…

Q: What is vena cava? Whichtype of blood circulates withinthe vena cava?

A: The heart is the muscular organ that involves in pumping action of blood to all parts of the tissue.…

Q: The cardiovascular system interactswith which other body systems?

A: Homeostasis is the maintenance of stable internal environment from the surroundings. There are…

Q: The valves regulate blood flow through what chamber

A: Heart is a mesodermal origin. It is placed in the thoracic (chest) cavity, in between the two lungs…

Q: What are the physical and physiological differences between an artery and a vein?

A: Artery- The blood vessels that deliver oxygen-rich blood from the heart to the tissues of the body.…

Q: Concerning the thicknessof their walls how differentare the heart chambers?

A: The heart is a muscular organ that is divided into four chambers: Left auricle, right auricle, left…

Q: What is the relationbetween the maximum andthe minimum blood pressurewith the phenomena of…

A: The heart is a muscular organ that pumps blood throughout the body. It is located in the middle…

Q: Explain why veins are the only blood vessels thatcontain valves.

A: Veins are the blood vessels that carry blood from tissues back to the heart. The veins carry…

Q: What is the most important means by which capillaryexchange occurs?

A: Capillaries are extremely narrow (less than 1 mm long), microscopic tube with one cell thick walls…

Q: Where does the thoracic aorta begin?

A: The heart is the primary circulatory organ of the body that comprises cardiac muscle tissue. The…

Q: What are the valves called that go from the ventricle to out of the heart?

A: The heart is a hollow, muscular organ primarily of cardiac muscles that functions as a pump to…

Q: Describe how the rate changes as blood flows throughthe aorta to the venae cavae.

A: Blood is a body fluid in humans and other animals. It delivers necessary substances such as oxygen…

Q: Why do shunt vessels skip capillaries and what exactly is the mechanism behind this?

A: Introduction:- A blood vessel that links an artery directly to a vein, allowing the blood to bypass…

Q: Explain why a high elastic content is required in the wallof the aorta.

A: Aorta is the most important and largest artery of the body. It originates from the left ventricle…

Q: How does aging aff ect the heart?

A: Cardiovascular activity of the human body is the most essential for the normal functioning of our…

Q: More fluid leaves the capillary than returns to it, so how is theremainder returned to the vascular…

A: The semipermeable capillary membrane helps in the exchange of gases, nutrients, and waste…

Q: How does blood pressure in veins compare with that in the brachial artery?

A: Blood pressure is the blood's force that pushes through your artery's walls. It pumps blood into the…

Q: What is the function of venous valves?

A: In human anatomy, veins are the only blood vessels that contain bicuspid (two elastic flaps of…

Q: What are the capillaries ofthe vascular system?

A: The heart is the muscular organ that involves in pumping action of blood to all parts of the tissue.…

Q: Do the arteries that carryblood from the heart to thelungs contain arterial orvenous blood? What…

A: The human heart contains four chambers: two upper atria, and two lower ventricles. The…

Q: Describe a capillary network. Where is the smooth musclethat regulates blood flow into and through…

A: The cardiovascular system is also called the blood vascular or circulatory system, consists of a…

Q: Oxygenated blood leaves what chamber of the heart andtravels through which major vessel?

A: The blood vessels are generally of three types, namely, arteries, veins, and capillaries. These are…

Q: Which category of blood vessels have valve in their inner lining?

A: The blood vessels play a vital role in supplying various substances all over the body.

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: Which is the first (human)heart chamber into whichblood enters? Where does theblood go after passing…

A: The cardiovascular system consists of the heart, blood, and blood vessels and is also known as the…

Q: Of which type of tissue isthe heart made? How is thistissue oxygenated andnutrified?

A: The heart is a muscular pumping organ present in almost all higher animals. It is made up of cardiac…

Q: What are the three major veins that return blood to theright atrium?

A: The three major veins that return blood to the right atrium are superior vena cava , inferior vena…

Q: In which type of blood vessels are valves found? What istheir function?

A: Blood vessels are defines as the tube-like structure which helps the circulation of blood throughout…

Q: Are the arteries or theveins constituted of moremuscle tissue? How differentare the walls of these…

A: Arteries and veins are the essential blood vessels of the circulatory system. Arteries carry…

Q: carries oxygenated blood

A: The function of the veins is to transport deoxygenated blood to the heart, the pulmonary veins are…

Q: Why is the wall of the left ventricle thicker thanthe wall of the right ventricle?

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