The left ventricle wall is very thick since it must pump blood to the entire body along miles of resistant vessels. The right ventricle wall is comparatively thin since it pumps blood only to the lungs, which are right next to the heart. Which ventricle do you think pumps more blood and why?

Q: Some people have abnormal cords or bridges of myocardium that extend from atrium to ventricle,…

A: The second most common type of coronary arterial abnormality is the Myocardial bridge. It is the…

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: One cell-thick vessels are called:         I.   Arteries       II.   Veins      III.   Capillaries…

A: Blood vessels are the components of the circulatory system, which are essential for transporting…

Q: Compared to the ventricles, the atria ____.   A do not contract as many times per minute   B…

A: It also removes waste products from the body. It has three components: blood, heart and the blood…

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Q: Can the intraventricular septum prevents the electrical activity from stimulating the heart in a…

A: The intraventricular septum is present between two ventricles of the heart, generally preventing…

Q: Which type of capillary would you expect to find in the brain? Group of answer choices Continuous…

A: Capillaries: Capillaries are small blood-containing structures that join ventricles and…

Q: Which of these organs is able to tolerate the greatest reduction in blood flow? a. Brain b. Heart…

A: Blood flows in the body consists of the red blood cells, which contain haemoglobin. The haemoglobin…

Q: High pressure in the systemic and pulmonary circuits often results in ventricular enlarges to pump…

A: PULMONARY CIRCUIT The blood pumped by right ventricles enters into the pulmonary artery The left…

Q: What anatomical feature prevents the electrical signal from traveling directly from atrial muscle to…

A: The heart is a muscular organ that is divided into the left and right side to prevent the mixing of…

Q: Imagine you are standing inside the left ventricle of an adult pig.  Blood is flowing in one…

A: The heart is a four-chambered muscular organ with four blood vessels which either brings blood to or…

Q: Which of the following statements are true? (a) The left ventricle wall is thicker than the right…

A: It is related to the circulatory system

Q: If the left ventricle failed to pump blood effectively, blood would back up in the _____."   A left…

A: HEART FAILURE (HF) -The most common type of HF is left-sided HF. The left side of the heart must…

Q: the amount of blood pumped by the ventricucles each is referred to as

A: The heart of a human being consists of 4 chambers with two on the right side and two on the left…

Q: The isovolumetric contraction in ventricles appears:

A: Isovolumetric contraction in general means that although contraction takes place in the ventricles,…

Q: Which of the following would increase the resistance in a blood vessel? Group of answer choices All…

A: Resistance is a force that opposes the flow of a fluid. The length of a vessel is directly…

Q: Which of the following is NOT one of the functions of the cardiovascular system? a) To exchange…

A: The cardiovascular system or the circulatory system comprises the heart and the network of blood…

Q: Which of the following would increase the resistance to blood flow? Group of answer choices All of…

A: Blood is a fluid connective tissue that flows in the vessels of the circulatory system. Certain…

Q: Dh no! TA Tim accidentally wandered into a surgical ward and was put in charge of doing another…

A: This is a rare medical condition also when the heart is placed backwards or face towards the right…

Q: Which row shows the chambers of the heart, from those with the thickest walls to those with the…

A: The human heart has two atrium which are separated by the interatrial septum from each other. There…

Q: Why do you think it is important for heart valves to ensure that blood flows in only one direction…

A: Human heart is the Center for regulating blood across the body. It is made up of cardiac Muscles…

Q: Which of the following is a large blood vessel that carries blood away from the heart? A. Vein B.…

A: Heart is a major organ which pumps oxygenated blood to the different parts of the body and recevies…

Q: The vein through which blood reaches the heart from the abdominopelvic viscera is the (a) superior…

A: The vein through which blood reaches the heart from the abdominopelvic viscera is the:

Q: The T wave represents: a. Depolarization of the ventricles b. Repolarization of the atria c.…

A: ECG (Electrocardiogram) can be outlined as the graph which represents the electrical activity of the…

Q: Which of the following best describes the flow of oxygenated blood in the heart? O Pulmonary veins -…

A: Human heart consists of 4 chambers: two upper chambers (right and left atria) and two lower chambers…

Q: ventricles

A: At the end of      diastole ,the ventricles are 70% filled.

Q: The ventricle pumps blood to the systemic circuit, which sends blood to the Right, lungs Left, lungs…

A: The heart can be described as the organ having several critical roles in the living organism’s body.…

Q: Which type of blood vessels carries blood away from the heart? Veins  Arteries  Capillaries…

A: Blood vessels are the components of the circulatory system, which are essential for transporting…

Q: One treatment for heart problems is “bypass surgery.” What is this and why is it done?

A: The heart is a muscular organ that is responsible for pumping the blood throughout the body. It is…

Q: Which one of the following statements is incorrect? There are no valves in arteries. the walls of…

A: Closed circulatory system is a type of circulatory system in which blood flows inside the blood…

Q: The cardiac output of each ventricle is the same. Why is this? What would happen if the right…

A: The Cardiac Output is defined as the amount of blood that is pumped out by the two ventricles of the…

Q: 1.2 Compare the wall thickness of the right and left ventricles. Which is thicker? Why?

A: A double circulatory system is the one which comprises of two distinct circuits of blood circulation…

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: As blood in the ventricles surges back against the closed AV valves, the first heart sound lubb can…

A: The heart is a muscular organ the size of a fist that sits directly behind and somewhat to the left…

Q: Which of the following cardiac tissues has the most rapid conduction velocity? A)The AV node. B)…

A: Purkinje fibre situated in both ventricle myocardium

Q: he inferior vena cava brings blood from the lower regions of the body and empties into the…

A: the inferior vena cava is the largest vein and it carries deoxygenated blood from the lower body…

Q: Compare the left and right ventricles (look at the thickness of the wall and the size of the…

A: The 4 chambered mammalian heart consists of 4 chambers. 2 upper chambers called auricles and two…

Q: In an ECG, which of the following represents the repolarization of the ventricles? Group of answer…

A: An electrocardiogram (ECG) is a test that measures the electrical activity of the heartbeat. The…

Q: How would the left ventricle of a patient who had had high blood pressure for many years differ from…

A: Answer: Introduction: Left ventricular hypertrophy is expansion and thickening means hypertrophy of…

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: Why do ventricles have thicker walls than atria?

A: This question is based on the thickness of ventricles and atria.

Q: Which heart chambers are used as route between heart and the entire body? right atrium, right…

A: Heart is a pumping organ. It is present in the circulatory system.

Q: Which of the following vessels has the largest lumen and a thin tunica media?   A Veins   B…

A: Step 1 Blood in the body is carried by different vessels called blood vessels. There are three…

Q: Name the blood vessels that leaves left ventricle.

A: The Heart is a pear-shaped organ of the human present under the rib-cage, slightly tilted to the…

Q: A blood vessel with a few smooth muscle fibers and connective tissue, and only a very thin tunica…

A: Blood vessels help in circulating the blood throughout the body. Arteries carry blood away from the…

Q: Name the blood vessels that leaves right ventricle.

A: The pump for the circulatory system is the human heart, and it is considered to be an organ of the…

Q: A membrane called the _____ covers the heart. A membrane superficial to this membrane is the _____.…

A: The pericardium is the thin sac-like covering of the heart. It lubricates the heart and is required…

Q: When the SA node fails, the AV node establishes a new intrinsic heart rate. This will result in…

A: The rhythm of the heart is normally determined by a pacemaker site known as the sinoatrial (SA) node…