Parietal pericardium _Myocardium Visceral pericardium Chordae tendinae Papillary muscles A Cardiac muscle that makes up bulk of heart B Smooth mesothelium covering heart C Raised mounds of cardiac muscle D Flat mesothelium lining pericardial sac E Tethers that attach atroventricular valves to heart wall

Q: Label in the diagram: 1. Sinoatrial node, 2. atrioventricular node, 3. bundle of His, the branches…

A: In this question, we are given a schematic diagram of the conduction system of heart. The labeling…

Q: From the diagram _________ is the inferior vena cava.     6     3     4     1

A: The heart makes up the cardiovascular system in the body. It is one of the most important organs as…

Q: Identify the parts of the heart.

A: Heart:- It is a muscular hollow organ that belongs to the cardiovascular system. The heart pumps…

Q: Right side of heart Left side of heart C В Anterior

A: Valves prevent the backward flow of blood in heart. Valves work like a one way inlet of blood on one…

Q: Which side(s) of the heart would affected by high pressure in the pulmonary circuit? Which side(s)…

A: BASIC INFORMATION  PULMONARY CIRCUIT the blood pumped by right ventricles enters into the pulmonary…

Q: Purkinje fibersa. are specialized cardiac muscle cells.b. conduct impulses much more slowly than…

A: A fully developed adult heart maintains the capability of generating its own electrical impulse,…

Q: the patient's heart makes a sound at systole, assuming it is the S1 sound made by closing of valves,…

A: Heart is the pumping organ in the body. It pumps the blood to various parts of the body.

Q: Athletes have thicker heart walls than non-athletes. Which layer of the heartenlarges? Explain.

A: The human circulatory system is one of the major eleven organ systems in the human body and is…

Q: The myocardium is supplied by its own arterial blood supply, called the coronary circulation.…

A: In humans, coronary circulation can be described as the phase of systemic circulation during which…

Q: (a) (b) (c) The part of the illustration at the bottom (c) shows Initial inflation of the BP cuff O…

A: Sphygmomanometer is the device used to measurement of blood pressure.

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: Coronary vessels - these su -They can be seen in the lo side of the heart. not reproe ona B.…

A: The heart is a muscular organ the size of a fist that is found just behind and just to the left of…

Q: Which chamber(s) will be contracting right after this electrical event (in red) Q S

A: The cardiac cycle can be referred to as the human heart’s activity, which includes atrial…

Q: 12 14 13 Thew 11 10 25 8 15 12 14 24 19 23 18 21 22 15 22 16 17 17 R 15 18

A: The human heart is a muscular organ that pushes blood through the circulation system's veins, giving…

Q: The blood pressure through the systém iš highest at the ou as it moves through the system…

A: The heart is the main organ of the cardiovascular system that supplies blood throughout the body. It…

Q: An embolus lodged in the circumflex artery could impair blood flow to what portion of the heart? O…

A: The cardiovascular system is also known as the circulatory system allows the blood flow throughout…

Q: Which condition would cause a diastolic murmur?   A regurgitation of blood through an incompetent…

A: Diastolic murmur refers to the sound that occurs for some period during diastole. The diastolic…

Q: Blood flow into the _______________ would ________________if the right side of the heart failed.…

A: Introduction: To supply blood, the heart encloses four chambers. The blood flow cycle is completely…

Q: In humans, the brachiocephalic trunk gives rise to which 2 of the following vessels? Pick 2 options:…

A: Brachiocephalic trunk is an artery which supplies blood to the right arm, head and the neck.

Q: The cardiac skeleton electrically insulates the atria from the ventricles? Why is this important?

A: The cardiac skeleton electrically  insulates the atria from the ventricles. The fibrous skeleton…

Q: Label the following: O Apex O Auricle of right atrium O Auricle of left atrium O Right ventricle O…

A: The heart is an organ made up of muscles situated left side of the breastbone. It plays a vital role…

Q: At the time point indicated on the ECG ____.   A blood would be flowing from the ventricles into…

A: An electrocardiogram can be defined as the type of test in which the heart's electrical activity is…

Q: The atrioventricular valves open because ______.   A relaxation of the ventricles causes the…

A: Atrioventricular valves These are the valves which connect the atrium to the ventricles. There are…

Q: he blood pressure in the left ventricle during systole is ______ the blood pressure in the right…

A: The blood pressure is the pressure of the blood within the arteries. It is produced primarily by the…

Q: A blood clot in the first vessel branching from the aortic arch would affect the: left arm O lungs…

A: Circulatory system is a type of body system which is involved in circulation of body fluids  ,…

Q: Idenitfy the incorrect statement about the heart  (A) if a coronary artery is blocked, it can lead…

A: CORONARY CIRCULATION - it is the circulation of blood in the blood vessels that supply the heart…

Q: Why is the thickness of the myocardium different in the right and left ventricles?

A: It is a muscular organ of four chambers. The heart size is the size of a clenched fist or so. The…

Q: The first heart sound is heard as the ECG records the end of the ______.   A P wave   B T-P…

A: An electrocardiogram (ECG or EKG) records the electrical signal from your heart to examine for…

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: Question 31 A central artery (arteriole) is contained within O PALS O a medullary sinus O a…

A: The central retinal artery is a branch of the optic nerve that enters the retina on the optic nerve…

Q: Describe the flow of blood through the heart, naming each of the vessels bringing and taking blood…

A: Introduction The movement of gases, nutrients, and waste products throughout an organism's body is…

Q: Heart beat/rate is controlled by these groups of cells on the heart. a-SA node b-AV node c-nerve…

A: Heart rate is the speed of the heartbeat measured by the number of contractions of the heart per…

Q: Describe the Blood flow into the heart starting by the superior and inferior Vena Cava to the…

A: Blood flow refers to the movement of blood through the vessels from arteries to the capillaries and…

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: 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: Show a photo of an intact,undissected heart with attached blood vessels and label fully all…

A: Human heart: The heart is a crucial organ that carries out the pumping of blood through the body.…

Q: Considering the left ventricle, why does the ventricular volume have to decrease during ventricular…

A: Protruding of the mitral valve into the left atrium during isovolumetric contraction results in a…

Q: Myocardial contraction is named _____            Relaxation of heart named ______  What is the unit…

A: The heart is a specialized organ of our circulatory system composed of cardiac muscle tissue. It…

Q: Path of Blood in Heart Ventricles pump blood to body or lungs Atria fill with blood from body or…

A: The blood vascular system or the circulatory system is the transport system of the body. The…

Q: Repolarization of ventricular myocardiocytes is caused by ______ the cells through voltage-gated…

A: Repolarisation is caused by the movement of positively charged k+ ions out of the cell. it initially…

Q: why a leaking heart valve may cause heart damage over time?

A: Leaky heart valve can affect any of the four heart valves: 1)Aortic valve ( left ventricle and…

Q: the upper chambers (rooms) pf the heart are known as

A: The heart is the vital organ of the body, located in the middle and front of the chest and slightly…

Q: Please label the diagram with words

A: Heart is a muscular organ found slightly left and just behind the breastbone. It pumps blood across…