During the production of the waveform of the EKG indicated by the arrow, blood would pass through which 2 valves of the hear

Q: Analyze this rhythm strip and identify the rhythm/dystnythm Sinus rhythm with bundle branch block…

A: ECG states Electrocardiography. This helps to measure the electrical activity of the heart. The…

Q: Fill in the blank:  If baroreceptors (pressoreceptors) in the walls of the venae cavae are…

A: Baroreceptors in the walls of venae cavae are referred to atrial volume receptors present in 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: The coronary arteries branch off of the ________.a. aortic valveb. ascending aortac. aortic archd.…

A: The human heart is a four-chambered muscular organ that pumps blood throughout the body. It pumps…

Q: What changes can be noticed in the heart sounds when a person inhales deeply?

A: Inhalation is one of the processes of breathing. The whole process of breathing operates to exchange…

Q: Give two features that enable you to distinguish the epicardium from the endocardium of the…

A: The heart is a muscular organ responsible for pumping blood all over the body. The heart comprises…

Q: This vessel carries oxygenated blood into the heart. O pulmonary artery O pulmonary vein vena cava O…

A: Aorta carries oxygenated blood to the body. Pulmonary artery carries deoxygenated blood from right…

Q: Systole refers to the contraction of thea. major arteries. d. major veins.b. SA node. e. All of…

A: The two periods of the cardiac cycle that is diastole and systole. They will occur as the…

Q: Look for the septal leaf of the tricuspid valve and just above its attachment,locate the…

A: The heart is a muscular organ situated on the left side of the chest. It is about the size of the…

Q: .A slow inflation causes venous congestion, which in turn causes the Korotkoff sounds to be faint;…

A: Answer- systolic , diastolic The centre of cuff bladder upon slow inflation causes venous…

Q: Which of the following is most likely to be present on the resting EKG recording of a patient with…

A: AV node is among the initial areas where conduction abnormalities can be detected on an ECG. Blocks…

Q: After the right ventricle, how does air make its way to the lungs to be exhaled? 1st picture is…

A: Circulatory system of the body works in order to transport oxygen to the periphery & bring back…

Q: Right pulmonary artery Right ventricle Right pulmonary veins Pulmonary trunk Left pulmonary artery…

A: Circulatory system is a part of body system which mainly concerned with circulation of body fluids…

Q: Which of the following volumes should be the greatest? end-diastolic volume (EDV) O end-diastolic…

A: The system that pumps blood from the heart to the lungs to get oxygen is called as circulatory…

Q: Which of these is an incorrect statement concerning the heartbeat?a. The atria contract at the same…

A: The heartbeat has two parts, systole when the heart contracts and pumps blood and diastole when the…

Q: Which structure is labelled "F"? Aorta Cardiac muscle Inferior vena cava Left atrium Left ventricle…

A: Heart is important organ of body which helps I. Pumping of blood across all the tissues and cells…

Q: The pressure when first sound appear is an indication of O systolic pressure. O diastolic pressure.…

A: Korotkoff sounds, invented by Dr. Nikolai Korotkoff, in 1905, are sounds that doctors tune in for…

Q: Which of the following statements are true of the mitral valve? (Please note that you may pick more…

A: Mitral valve connects left atrium and left ventricle.During diastole this valve opens and the blood…

Q: Pectinate muscles present in the O A. right atrium O B. right ventricle O C. left ventricle O D.…

A: The human heart is the main organ of the cardiovascular system. It pumps oxygenated blood to all…

Q: The valve found between chambers A and B is the .. A B D

A: Heart is the most important organ of circulatory system. In humans, heart has two atria and two…

Q: atrium) aorta aortic semilunar valve left ventricle left atrium lung capillaries mitral valve…

A: Introduction:- Blood leaves the heart through the pulmonic valve, into the pulmonary artery, and to…

Q: Can you hear heart murmurs with low frequency or high frequency on a stethoscope?

A: The stethoscope is considered a primary medical instrument for physical examination. It helps in…

Q: The QRS wave of an ECG is produced by. a. depolarization of the atria. b. repolarization of the…

A: ECG or electrocardiogram is a diagram or graph of the electrical activity of heart that is produced…

Q: With necessary figure explain effect of Power line interference on ECG recording.

A: An electrocardiogram (ECG) is that which checks the heart that is functioning by measuring the…

Q: In a sphygmomanometer one listens to the first tapping sound as the constrictive pressure of the arm…

A: Step 1 Blood pressure is the pressure exerted by the flowing of blood on the elastic walls of…

Q: S1 heart sounds (“lub”) represent the closing of the

A: Heart is the main pumping orgen of circulatory system and vital organ of body. Contraction and…

Q: Which of the following structures acts to carry electrical impulse to the ventricles?…

A: The heart, in the simple words, a pump consisting of muscle tissue. Like all muscles the heart…

Q: Describe the action of the tricuspid valve when you squeezed the water-filled right ventricle.

A: The heart is a muscular pumping organ that passes deoxygenated blood to the pulmonary organ and…

Q: Compare the structure of the tricuspid valve with that of the pulmonary valve.

A: Answer given below..

Q: Blood flows through the bicuspid valve right before entering the left atrium. TRUE or false

A: Blood is a type of connective tissue present in the body of an individual. It is responsible for…

Q: When the ventricles contract with more force this causes the _____ volume to be larger and the ____…

A: Ventricles   The two large chambers present towards the bottom of the heart. The main function of…

Q: The first heart sound represents which portion of thecardiac cycle?a. atrial systoleb. ventricular…

A: The heart is a hollow muscular organ. It pumps the blood via circulatory system through rhythmic…

Q: As blood in the great arteries ricochets back against the closed semilunar valves, the second heart…

A: The second  heart sound is caused by the closure of the aortic and pulmonary truck semilunar valves…

Q: The first Korotkoff sound that heard after the release of the blood pressure cuff's pressure is…

A: Blood pressure is exerted by the blood flow on the walls of the arteries. The blood pressure is…

Q: If the AV node was damaged, the parts of the heart that would fail to contract are (the) O a. right…

A: The cardiovascular system is a network of arteries and veins in which the heart pumps blood. One of…

Q: When measuring blood pressure using a sphygmomanometer, the tapping sound will stop when: Cuff…

A: The blood flowing or circulating through blood vessels is responsible for applying force on blood…

Q: Superior or inferior vena cava Lungs (pick up oxygen) Left ventricle Right and let pulmonary veins…

A: The heart is a muscular organ of the cardiovascular system that pumps blood throughout the body with…

Q: (a) (b) The part of the illustration in the middle (b) shows O Pressure at which you would hear the…

A: This illustration shows the process of measuring arterial blood pressure using sphygmomanometer and…

Q: Name the vesseks that drain blood into heart and state the chamber into which they empty.

A: The heart is a muscular pump that pushes blood through blood vessels distributed all over the body.

Q: The ___ valves are positioned between the atria and the ventricles.

A: Heart the mesodermally derived organ, is situated in the thoracic cavity in between the lungs,…

Q: The volume of blood in the ventricle at the end of a systole or ejection period is known as

A: The cardiac cycle is the time period that begins with atrioventricular contraction and concludes…

Q: The flaps of the atrioventricular valves are kept pointed in the direction of blood flow by…

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

Q: Explain how sinoatrial node functions in the heartbeat action

A: The heart is the muscular organ of the cardiovascular system.

Q: Trabeculae ___ are visible on the inner surface of the ventricles

A: The human heart is four-chambered with two atria and two ventricles that help in pumping the blood…

Q: The aortic valve closes when pressure in the __ is higher than pressure in the ___. -- -

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