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. Aortic vestibule C. Bicuspid valve D. Chordae tendinae E. Infundibulum AB. Interventricular septum AC. Left atrium 37 AD. Opening of coronary sinus AE. Opening of IVC BC. Opening of SVC BD. Papillary musde BE. Pulmonic valve CD. Right atrium CE. Tricuspid valve DE. Fossa ovalis

Q: H K M N Thoracic aorta 2 Bicuspid valve 3 Left atrium 4 Superior vena cava

A: Heart is an organ of cardio vascular system .It pumps our blood sothat every organ get the…

Q: The second heart sound ("dub") results from vibrations generated by the A. closing of the AV valves…

A: A normal heartbeat consists of two sounds- LUB and DUB. These sounds often occur as pairs in a…

Q: Within the T-P interval of the EKG... a. The 2nd heart sound is heard b. the semilunar valves are…

A: a. The 2nd heart sound is heard

Q: Match the following:   ? Prevents backflow into the left ventricle   ?  Prevents backflow into the…

A: Valves are flap like structures which are present in heart and helps in movement of blood in one…

Q: The major baroreceptor(s) used to regulate blood pressure is/are located in… Group of answer…

A: Baroreceptors sense the change in blood pressure and transmit information to the brain so that…

Q: When is the blood pressure in the left ventricle greater than the blood pressure in the aorta?   A…

A: Cardiac cycle is a cycle through which atrial contraction ends with  ventricular relaxation. When…

Q: A healthy elastic artery a. is compliant b. reduces blood flow c. is a resistance artery d. has a…

A: We know that Blood flow is illustrated as the movement of blood via an organ, vessel, or tissue.…

Q: 14. Carotid bodies and aortic bodies___ in carotid arteries and aorta. A. Endocrine glands B.…

A: The respiratory system involves exchange of gases between atmosphere and body. The controlling…

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: an increase of which of the following will increase mean artrial pressure a. venous return b.…

A: The heart's role in any organism is to keep "blood" flowing continuously throughout the body. 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: Refer to the figure of the pressures in the cardiac cycle on the right side. Letters indicate time…

A: This Wigger's diagram is used to understand physiology of heart. It explains -  Blood pressure -…

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: Which of the following would you expect to increase systolic blood pressure? Group of answer…

A: Systolic Blood Pressure is the top number which measures the force that heart exerts on the walls of…

Q: Diastole is associated with which of the following? a. The P wave of the ECG o b. Isovolumetric…

A: Heart is the part of circulatory sytem. It is responsible for pumping the blood to different parts…

Q: Choose the best answer Blood moving from the left atrium to the left ventricle passesthrough which…

A: Heart is the main organ pumping blood. Heart is myogenic meaning it is capable of auto excitation.…

Q: sinus is the largest located laterally and slightly inferior to nasal cavity Oa. Maxillary sinus Ob.…

A: Sinuses are also known as paranasal sinuses. These are air-filled extensions of the nasal cavity.…

Q: 1. The source of the electrical currents that you measured on the skin throughout a normal…

A: Note: According to the given guidelines, we are supposed to answer only one question (1st question).…

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: 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: a. Ventricular diastole b. Throughout the cardiac cycle c. Between cardiac cycles  d. Ventricular…

A: Heart It is the main component of the circulatory system. It pumps the blood to various parts of the…

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: The force the ventricles must work against to pump blood is called A. Myocardial contractility B.…

A: The heart has four chambers, the above two chambers are known as the atrium, and the below two…

Q: 26. Surgically providing a detour to allow blood to flow around a blocked coronary artery is a A.…

A: A coronary artery Bypass surgery is done when a coronary artery is occluded, and it establishes a…

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: At the instant following the second heart sound, which heart valves are open?

A: Heart sounds are heard with the help of a stethoscope.  When the heart sound is defective then this…

Q: During which of the following periods are the large elastic arteries distributing blood to smaller…

A: The cardiac cycle is referred to as one heartbeat that consists of one cycle of contraction and…

Q: Which vessel would blood in the right coronary artery pass through next?   A anterior…

A: The circulatory system consists of three systems that work together; the heart (cardiovascular),…

Q: Medication to treat congestive heart failure include all except A. Angiotensin converting enzyme…

A: Heart failure is where the function of the heart gets affected. The heart muscle will not be able to…

Q: While the semilunar valves are open during a normal cardiac cycle, thepressure in the left ventricle…

A: The human heart beats 72 times per minute. During each heart beat, the chambers of the heart…

Q: During diastole the blood pressure in the left ventricle is _______.   A lower than the pressure in…

A: The heart is a highly muscularized, involuntary organ of the body. It has four chambers consisting…

Q: Just after the dicrotic notch on the aortic pressure curvea. the pressure in the aorta is greater…

A: The aortic pressure is the pressure applied by the aorta. It is supposed to be 40mm Hg when 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: Select the letter of the choice that best completes the statement. The valve between the right…

A: The right atrium causes the transportation of deoxygenated blood, which then enters into the right…

Q: The only area of the heart that receives innervation from the brain is called the: A.…

A: Cranial nerves are the part of the nervous system that assists in a variety of functions. These…

Q: In a patient with _______ some of the oxygenated blood returning to the left atrium would be pumped…

A: The blood enters the heart's right atrium from the body, where it moves to the right ventricle and…

Q: 16. Chordae tendineae depart from the heart valves to the papillary muscles in the __

A: The heart is derived from the mesoderm. It is present in the thoracic cavity.

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

A: The cardiovascular system, also known as the circulatory system, is made up of a blood pumping…

Q: A Valve

A: 1st Digram Answer:  A: Left atrium B: Right ventricle C: Intraventricular septum