What veins collect blood from the heart muscle?

Q: What is Cardiovascular Function?

A: The heart refers to an organ that consists of four chambers. It pumps the blood through the group of…

Q: What are Cardiac Action Potentials?

A: Unlike the action potential in skeletal muscle cells, the cardiac nerve impulse isn't initiated by…

Q: What happens to the heart rate and cardiac output during exercise?

A: Heart rate and cardiac output are two key indicators of cardiovascular health. Heart rate, or the…

Q: What is the function of the smooth muscle in the arterial wall?

A: The arteries are the blood vessels that deliver oxygen-rich blood from the heart to the tissues of…

Q: What are the mechanisms that assist in returning venous blood to the heart?

A: The most important transport liquid in the human body is blood. This is circulated from heart to…

Q: valves are closed to prevent the blood from back flow?

A: ;b;The heart consists of four chambers -two atria and two ventricles. There is presence of valve…

Q: What are arteries?

A: Arteries are blood vessels that take blood away from the human heart to all parts of the body,…

Q: What are the functions of the heart?

A: A group of cells forms tissues and a group of tissues forms organs. The human body has five vital…

Q: What are the three types of muscle in the heart?

A: The heart is the integral unit of the cardiovascular system in the body. The heart allows blood…

Q: What is the name of the blood vessel that supply cardiac muscle with oxygenated blood

A: The cardiovascular system or circulatory system is responsible for transporting gases, nutrients,…

Q: How does the heart work?

A: All the cells in the body require oxygen for cellular respiration in order to generate energy and to…

Q: What causes a pulse in an artery?

A: The vascular system or cardiovascular system or circulatory system is the organ system that allows…

Q: Where do the great vessels connect to the heart?

A: There are five great vessels that enter and exit from the heart, namely, the superior vena cava,…

Q: Blood vessels that carry blood away from the heart are called, (a) veins. (b) arterioles. (c)…

A: Blood vessels can be described as the conduits through which blood circulation occurs. The…

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: What are the two blood vessels that provide the blood to the heart?

A: A human heart is 4 chambered mascular organ.  Both atria and ventricles are 2 in number. Along with…

Q: What are the characteristic internal features of each chamber of the heart?

A: The heart is the organ of the cardiovascular system. Mammals have a four-chambered heart; two atrial…

Q: How does aging affect the heart?

A: The heart can be defined as the muscular organ that is about the size of a fist and situated just…

Q: Which is the blood vessels that surround the heart and are responsible for carrying oxygen to the…

A: Blood vessels are the hollow cylindrical organs that function in the cardiovascular system to…

Q: Through which structures do the blood flow?

A: The circulatory system of the human body circulates the blood across the body. Blood is fluid…

Q: List the divisions of the cardiac cycle?

A: In order to pump the blood, a sequence of contractions and relaxing of the atria and ventricles is…

Q: What happens to systemic blood pressure when the smooth muscle of muscular atries contract?

A: Blood vessels : Blood capillaries are artery ,vein , capillaries are made by three layers - Tunica…

Q: How does digitalis result in an increased contractile force of cardiac muscle?

A: The muscular system consists of three types- Smooth muscle Skeletal muscle Cardiac muscle Cardiac…

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: Which of the four chambers of the human heart has the thickest muscular walls?

A: The cardiovascular system consists of the heart, blood, and blood vessels and is also known as the…

Q: Describe the arrangement of cardiac muscle fibers.

A: BASIC INFORMATION MUSCLE It is a type of soft tissue which are found in most of the animals. The…

Q: From which tissue does the heart develop?

A: The human heart was the first organ to evolve into a fully functioning organ. About day 21 or 22,…

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: What is cardiac cycle?

A: The cardiovascular system is an organ system that allows the circulation of blood, which transports…