How is the return of venous blood to the heart accomplished?

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 is the role of the coronary arteries?

A: The heart is an organ that can pump blood to the different parts of the body through different blood…

Q: How does pulmonary hypertension cause Right-sided heart failure?

A: The cardiovascular system is the one that consists of heart, blood and blood vessels in order to…

Q: Which blood vessels deliver blood to the right and left atria?

A: Human heart is the Center for regulating blood across the body. It is located within the thoracic…

Q: How is heart contractiontriggered?

A: The heart is a muscular organ, which pumps blood throughout the body. It is located in the middle…

Q: Between which times is the valve between the atrium and the ventricle closed?

A: The cardiac cycle consists of a Systole and a Diastole of atria and ventricles Each Cardiac cycle…

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: how does left side heart failure affect pulmonary blood pressure, cardiac output and systemic blood…

A: The left side of the heart receives the oxygenated blood from the lungs and pumps it to the entire…

Q: What drives heart rate?

A: The heartbeat is activated by electrical impulses that travel down a special pathway through the…

Q: What causes an increase in heart rate?

A: Heart rate/Heart pulse It is the speed of the heart beat measured by the number of pounding of the…

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: Is blood pressure the same throughout the circulatory system?

A: BASIC INFORMATION  HEART  It is a muscular organ  It is present in a space in between the lungs…

Q: What does the heart release?

A: the heart is the main organ of the circulatory system that pumps throughout to maintain the flow of…

Q: How does blood return to the heart despite the low pressure?

A: Answer: Introduction: The heart is a muscular organ present behind and partially left of the…

Q: What happens when Heart rate Increases?

A: The heart is a well defined that they are been stated to term a muscular organ that is part of the…

Q: What is the purpose of the cardiovascular system?

A: The human cardiovascular framework passes on blood through vessels to and from all tissues of the…

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 is the major function of the arteries?

A: Arteries are a type of blood vessel. Blood vessels help to carry blood from one place to another in…

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: What are the valves called that go from the ventricle to out of the heart?

A: The heart is a hollow, muscular organ primarily of cardiac muscles that functions as a pump to…

Q: What are the main functions of the capillaries?

A: Capillaries are the tiniest blood vessels in our body. They are smaller than the arteries and the…

Q: What are the principal heart valves, and what is the function of each?

A: Human heart is a organ which is part of circulatory system and is situated in the space of thoracic…

Q: Trace the flow of blood through the chambers and valves of the heart and the adjacent blood vessels?

A: The human heart has four chambers and four valves. They are the upper atria and lower ventricles.…

Q: How are events of the cardiac cycle reflected in pressure and volume changes within the cardiac…

A: The cardiac cycle includes coordinated contraction and relaxation of heart chambers.

Q: What happens as the blood flows from the atria into the ventricles of the heart?

A: Answer 1 is Option D is correct. The cardiac cycle includes all the changes that occur during one…

Q: How do blood volume and venous tone affect cardiacoutput?

A: The heart pumps the blood, and the amount of blood that is pumped by it within one minute through…

Q: Where are AV valves located within the heart? Where are semilunar valves located within the heart?

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

Q: What is the function of the heart? Explain.

A: Heart is the main organ of the circulatory system. In vertebrates, it is located on the ventral side…

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: What type of blood vessel takes the blood to the heart:artery, capilllary, or vein?

A: The cardiovascular system or blood circulatory system involves in the supply of nutrients and oxygen…

Q: Explain The layers of the pericardium and the heart wall?

A: A human heart is 4 chambered mascular organ. Its present inside chest and its similar to a fist in…

Q: How is the heart regulated by the nervous system?

A: Human Heart is a four-chambered, fibro-muscular organ. There are two atria through which the heart…

Q: how do gap junction and intercalated disks aids contraction of heart?

A: Cardiac muscle tissues are only limited to the heart. The contractions of the cardiac muscles are…

Q: How does the heart rate differ before and after exercise?

A: Heart rate, also termed as the pulse rate, is the rate at which a person’s heart beats for one…

Q: What is venous heart in Scoliodon?

A: Scoliodon belongs to a genus of sharks of family Carcharinidae. It has elongated and spindle shaped…

Q: What is the structure of Heart?

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

Q: What would happen to the heart rate if some stimulus causes the blood pressure to decrease?

A: Answer given in below step...

Q: what anatomy examines changes to the heart as a result of heart disease ?

A: The human heart is made up of 4 chambers: 2 Atria and two ventricles. The four chambers help pump…

Q: What is the function of Coronary arteries ?

A: Coronary arteries are a type of artery which spreads around the entire heart like a network of blood…