26. Surgically providing a detour to allow blood to flow around a blocked coronary artery is a A. coronary bypass. B. defibrillation. C. angioplasty. ____ 27. The heart muscle is protected by the pericardium A. on the inside of the heart. B. which surrounds the heart. C. in the muscular layer of the heart. ____ 28. Hypoperfusion, or shock, results from A. inadequate blood flow carrying oxygen to the body systems. B. increased respiratory and heart rates. C. bleeding from blood vessels in the brain

Q: The _ valve is located between the left atrium and the left ventricle. A. crescent B. bilobed C.…

A: The heart is a muscular pumping organ usually the size of our fist. It works nonstop and pumps blood…

Q: Which one of the following balloons would provide the best angioplasty results on a concentric, high…

A: In the context of angioplasty, balloons are specialized medical devices used to widen restricted or…

Q: For questions #10-20, match each term to its definition. _____ . Vein…

A: Heart is defined as the hollow muscular organ which is composed of several layers of cardiac muscles…

Q: use the word bank to complete the concept map

A: The cardiovascular system, sometimes referred to as the circulatory system, is in charge of…

Q: The return venous blood is aided by all of the factors except? ________.     A. pressure changes…

A: Venous return is defined as the rate at which blood is returned to heart.At steady state venous…

Q: 45. Which of the following is/are true concerning the opening and closing of thecardiac valves?   A.…

A: The valves of the heart maintain undirectional flow of the blood and prevent its regurgitation in…

Q: Veins that return blood directly to the heart include the_________. Select one: a. superior vena…

A: The objective of the question is to identify the veins that return blood directly to the heart.

Q: During the systolic phase of the cardiac cycle, the heart is ________. a. contracting b. relaxing c.…

A: The heart is a pumping organ that provisions or supplies all tissues and organs of the body with…

Q: The Internal Iliac artery is a:     A. Visceral branch of the aorta   B. Parietal branch of the…

A:

Q: Which one of the following balloons would provide the best angioplasty results on a concentric, high…

A: In the context of angioplasty, balloons are specialized medical devices used to widen blood arteries…

Q: Veins that return blood directly to the heart include the_________. Select one: a. superior vena…

A: The objective of the question is to identify the veins that return blood directly to the heart.

Q: Select the letter of the choice that best completes the statement. The treatment for a heart attack…

A: A heart attack is a medical condition in which there is a blockage of the artery which supplies…

Q: Veins that return blood directly to the heart include the_________. Select one: a. superior vena…

A: The objective of the question is to identify the veins that return blood directly to the heart.

Q: What would be a good target for a drug if one wanted to affect veins but not arteries?  Group of…

A: Arteries are deep and veins are superficial and easy to access. Arteries have higher pressure so…

Q: 1. Which phase of Ventricular Filling increases the volume of blood in the ventricles the most?…

A: The heart is a pump that transports blood through a network of arteries. Its function is to send…

Q: 32. The simplest type of nervous response is A. effector action. B. a stimulus. C. reflex. ____ 33.…

A: A stimulus causes the production of an impulse that is transmitted to the center via the sensory…

Q: 1. What happens when the pressure in the ventricles becomes lower than the pressure in the atria?…

A: Semilunar valves are valves of the heart and the shape of valves prevents the blood to flow back…

Q: Muscles around the arterioles dictates where blood flows in the body…why is this useful?

A: Arteries are referred to as the blood vessels that function in carrying the oxygen-rich blood to the…

Q: a. Explain the difference in size and wall thickness of the ventricles. . b. Describe the function…

A: * The ventricles of the heart will have thicker walls than atria because blood is pumped out of…

Q: Mr. Rogers is admitted into the Emergency room. When asked about his symptoms, Mr. Rogers claims…

A: The nervous system is the portion of a creature's body that facilitates its actions and sends…

Q: 24 25 26 27 28 29 30 31 32 33 Figure 10.2. Heart, Internal 34 35 Figure 10.2 36 A. Aortic valve B.…

A: Heart is chief organ of circulatory system which consists of 4 chamber . These chambers are :-  A )…

Q: The sella turcica is an important feature of the:     A. Frontal bone   B. Ethmoid bone   C.…

A: Knowledge of the anatomic structures is important to medicine.  Bones may have various protuberances…

Q: 9. Regular exercise helps remove buildup of plaque on artery walls by increasing blood flow through…

A: Answer- A. Decreased blood pressure due to reduced resistance.

Q: Which of the following is true regarding the conduction of electrical activity in the heart? Choose…

A: The objective of the question is to identify the correct statement about the conduction of…

Q: It is generally accepted that a relatively low diastolic vascular pressure is more important than a…

A: Introduction The pressure of circulating blood against the walls of blood arteries is known as blood…