Name the blood vessels that leaves left ventricle.

Q: Why do both ventricles have to have the same volume?

A: The term stroke volume will apply to every of the 2 ventricles of the center, though it always…

Q: Fill in the blank:  During ventricular relaxation, the A-V valves remain _______________________.

A: Cardiac cycle refers to sequence of alternating contraction and relaxation of the atria and…

Q: Which artery most commonly gives rise to the nodal artery a critical blood supply to the…

A: Two major primary coronary arteries are there, namely, the RCA (right coronary artery) and LMCA…

Q: How does the delay of the impulse at theatrioventricular node contribute to cardiac function?

A: The second clump of myocardial specialized conductive cells is called as atrioventricular node. This…

Q: Why does the heart spend more time in diastole then in systole?

A: Diastole and systole are the two phases of the cardiac cycle. They occur as the heart beats and…

Q: if the impulse is coming inferiorly from the SA node then how do the ventricles contract inferior to…

A: Sino atrial (SA) node is a pacemaker in the heart responsible for generation of action potential.…

Q: The vein that drains the dural sinuses of the brain is the (a) cephalic vein. (b) great saphenous…

A: The cells are the primary unit of life. The cells form the tissues which collectively form an organ.…

Q: What is ventricular fibrillation?

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

Q: Define events associated with period of ventricular filling , ventricle systole and ventricular…

A: The events that happen during a single heartbeat is known as the cardiac cycle. The duration of a…

Q: Compare the structure of the left atrioventricular valve with that of the aortic valve.

A: Human heart has four chambers. It is a muscular organ whose shape is like a person’s closed fist The…

Q: All of the following are part of the cardiac conduction system except the: a. chordae tendineae b.…

A: The human heart is situated in the middle of the thoracic cavity in a space called the mediastinum.…

Q: The finest passages through which electrical signals pass before reaching the ventricular…

A: Introduction: The muscle of heart is composed of small cells through which electrical signals are…

Q: What is the function of ventricles?

A: Ventricle is a hollow cavity present in an organ. In Brain, ventricle is a region of choroid plexus…

Q: List the three major veins that return blood from the thoraxto the superior vena cava.

A: The heart received blood from various parts of the body and carries deoxygenated blood into the…

Q: Explain why ventricles are more muscular than atria

A: Heart ventricles: The large, lower chembers of the fibromuscular organ(heart) that collect and expel…

Q: Which region of the heart is innervated by the sympathetic division but not by the parasympathetic…

A: Heart is the vital part of the body that help in the circulation of blood, oxygen and nutrients…

Q: Define the term - vena cava ?

A: Answer- Humans have closed type of circulatory system and it comprises of arteries and veins to…

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: Describe the components of the left atrioventricular valve.

A: The heart has four chambers: right atrium, right ventricle, left atrium, and left ventricle. The…

Q: Explain why the walls of the atria are thinner than those of the ventricles, and why the wall of the…

A: The walls of Artria are thinner than Ventricle because the artria are only receiving chambers…

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: Why are the left and right coronary vessels considered the major coronary vessels?

A: The coronary vessels are the blood vessels which are responsible for supplying blood to the heart.

Q: List the names of the atrioventricular valves

A: The prime organ of the circulatory system is the heart. It plays a vital role in pumping oxygenated…

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: How is the shape of the ventricular rhythm determined?

A: The ventricular rhythm is also known as an idioventricular rhythm (IVR). It is a cardiac rhythm that…

Q: Name the valve present between left auricle and left ventricle.

A: The heart is the pumping organ and consists of four chambers, two are atria and two are ventricles.…

Q: Phase C of the ventricular action potential is due to which of the following? otential (mV)

A: Ca+2 influx

Q: Place the blood vessels listed here in order from MOST pressure to LEAST pressure.

A: The circulatory system, also known as the cardiovascular system or the vascular system, is an organ…

Q: List in order the major blood vessels, chambers, and valves through which a drop of blood must pass…

A: Vena cava – the large vein that returns blood to the heart from the body parts. Superior vena cava…

Q: Fill in the blank:  During ventricular contraction, the A-V valves (tricuspid and bicuspid valves)…

A: Cardiac cycle is the event that is initiated by spontaneous generation of an action potential in the…

Q: Why do ventricles have thicker walls than atria?

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

Q: Which artery most commonly gives rise to the nodal artery a critical blood supply to the…

A: The circulatory framework, additionally called the cardiovascular framework or the vascular…

Q: Define Ventricular Tachycardia?

A: Introduction  Heart is highly muscular in nature and composed of smooth cardiac muscles which are…

Q: Define Ventricular Fibrillation?

A: The human heart is four-chambered. It has two auricles and two ventricles. The auricles pump blood…

Q: Name the blood vessels carrying blood to the left atrium.

A: Introduction: Blood vessels carry blood from the heart to different parts of the body as well as…

Q: When blood is flowing through a vena cava, which main blood vessel will it flow through next?

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

Q: Indicate on the diagram where the atrioventricular and semilunar valves would be found.

A: Heart is special organ of body which helps in pumping of blood to various organs and tissues of the…

Q: What structure stops blood in the left ventricle from mixing with blood in the right ventricle ?

A: The heart has four chambers. Two atria and two ventricles. Atria are the two upper chambers and…

Q: What is the significance of the difference in thickness of the ventricular walls?

A: The ventricle is one of the two large chambers towards the bottom of the heart that collects and…

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: What is atrio-ventricular node?

A: The heart is the most important organ in the body. It is made up of several different types of…

Q: Palpate main arterial pulses

A: The arterial pulse is the rapid extension of an artery caused by the expulsion of blood into the…