Describe the autonomic innervation of the heart.

Q: Describe the heart’s pacemaker and internal electrical conduction system.

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

Q: Describe the spread of excitation from the SA node through the restof the heart?

A: In the mammalian heart, the heartbeat originated from the cardiac muscles. The heartbeat originated…

Q: Discuss that main factors that control heart rate?

A: We know that, Carotid arteries carry blood from the heart to the brain. They branch off from the…

Q: Summarize the effects of the autonomic nervous system on the heart.

A: The functioning of heart is controlled by Autonomic nervous system in many ways

Q: Describe the structure of the heart and its components.

A: HEART: It is a muscular organ. It is the foundation of the cardiovascular system. Size: About a…

Q: Describe the pressure changes in the atria and ventriclesduring a cardiac cycle.

A: The heart is an organ found in animals which is specialised to pump blood in the body. The heart is…

Q: Explain the working of heart.

A: The heart is a muscular organ and is a structure associated with the cardiovascular system.

Q: Explain the term isovolumetric ventricular contraction?

A: The cardiac cycle in animals is the result of the atrial and ventricular contraction and relaxation…

Q: Define each of the following external features of the heart: auricle, coronary sulcus, anterior…

A: The heart is an organ that pumps blood through the arteries. The pumped blood carries oxygen…

Q: Describe the effects of sympathetic and parasympathetic neuronal stimulation on heart rate.

A: the effects of sympathetic and parasympathetic neuronal stimulation on heart rate are:

Q: Define about Conduction system of the heart.  ?

A: The heart is a muscular organ and is about the size of a fist. It is present behind the left side of…

Q: Describe the flow of blood from the heart through all major parts of the body

A: The cardiovascular system includes heart and blood vessels that work together to pump the oxygen…

Q: Identify the structures of the heart and explain the function of each part.

A: Structures of Heart are chambers, valves, arteries, and veins. They function to receive and pump…

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: Identify the parts of the cardiac conduction system

A: The heart is the main organ of the human body that pumps oxygenated blood to the whole body and…

Q: Describe the cardiac cycle, and explain why heart valves open in onlyone direction.

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

Q: Describe the location and position of the heart in the thoracic cavity

A: The heart is present in the center of the thoracic cavity, obliquely oriented , with heart apex…

Q: Explain the pathway of the conductions system in the Heart

A: The heart is a muscular organ consisting of four chambers. It consists of two upper chambers known…

Q: What kind of catabolism occurs in the heart?

A: The heart pumps blood through a system of blood vessels, called the circulatory system. The heart…

Q: explain the  heart process

A: The human heart is an organ that pumps blood through the circulatory system's veins, giving oxygen…

Q: Describe what happens to the chambers of the heart during diastole

A: Heart consists of four chambers to ventricles and two Atria. Diastole and systole are two phases of…

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: Explain when and how the two sounds of heart are produced?

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

Q: Trace the flow of blood through the chambers and associated blood vessels of the heart.

A: The heart is a muscular organ which pumps blood through the blood vessels of the circulatory system.

Q: Describe the function of the areas of the heart usuallysupplied by the left coronary artery.

A: Like any other muscles heart muscle needs its own supply of blood because it needs oxygen and other…

Q: Name the blood vessels that supplies the walls of the heart with oxygen.

A: The heart consists of four chambers namely, right atrium, left atrium, left ventricle, and right…

Q: Identify/describe the four valves of the heart. Describe its functions.

A: The heart:It is blood pumping organ. It consists of four chambers: two upper chambers or atria and…

Q: Define cardiac output, and explain how it is influenced by both heart rate and stroke volume.

A: The cardiac cycle is the human heart's performance from the beginning of one heartbeat to the…

Q: Describe the functional differences in the effects of the sympathetic and parasympathetic divisions…

A: The nervous system is an organ system in the body that can be divided into the central nervous…

Q: Describe the general overall shape of the left and right cavities of the ventricles as observed in a…

A: The heart is the major organ of the circulatory system that pumps blood to the parts of the body. It…

Q: Describe the location and the position of heart in the human body.

A: The heart is that organ in our body which is made up of cardiac tissue. It helps in the pumping of…