Does most of the heart lie to the right or left of themedian plane?

Q: A) A heart murmur indicates some kind of valve __________?__________. B) A heart valve that has a…

A: The heart is a vital organ in the human body and is the center of the circulatory system. It is a…

Q: Which structure is present in the right ventricle of the sheep's heart but not in the left…

A: The heart is one of the vital organs in the body. The main function of this organ is to pump up the…

Q: What causes the heart sound LUBB and DUP.

A: Heart is a muscular organ which serves to pump the blood. Mammalian heart has two atria and two…

Q: Which side of the heart—right or left—do bacteria in infected lymph reach first? Where do they go…

A: Lymph is considered as the fluid, which travels to the lymphatic vessels. The lymphatic system plays…

Q: What are the layers of the heart (in order) that a scalpel would pass through during dissection?…

A: The scalpel initially passes the fibrous pericardium and the next comes the parietal layer of the…

Q: What are the three principal branches of the left coronary artery? Where are they located on the…

A: Coronary arteries allow blood to the heart muscle. Like other tissues in the body, the heart muscle…

Q: What causes the heart sounds S1 and S2?

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

Q: Why would venous valves be unnecessary in the jugular veins of the neck?

A: Veins The veins carry oxygen depleted blood from different body parts to the heart. The veins are…

Q: The four-chambered heart is a single organ but is sometimes described as a “double pump” because it…

A: The cardiovascular system is composed of the heart, blood, and blood vessels. The heart pumps blood…

Q: Which side of the heart pumps blood to the lungs?

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

Q: What valve defect(s) would be indicated by the following sequence of heart sounds:…

A: The two normal heart sounds are lub and dup. Lub and dup normally occur in a sequence with each…

Q: What are the branches

A: The largest blood vessel of thr body is aorta. The transportation of the oxygen rich blood from the…

Q: Why are coronary arteries considered functional end arteries?

A: The blood circulating through the circulatory system is responsible for the transport of oxygen and…

Q: Define central vein

A: The liver is the largest organ and gland of the digestive system that is located on the right side…

Q: What is the approximate size and shape of the heart?

A: The heart is located in the middle mediastinum and is present between the lungs. It is present at…

Q: Where is the fibrous skeleton of the heart located? What are itsfunctions?

A: The Human heart is a muscular organ located behind the breastbone and situated slightly to the left.…

Q: Name the two main branches of the right coronary artery?

A: The right coronary artery is referred to as the blood vessel that originates from the right cusp in…

Q: Name the veins that return blood to the right atrium.

A: There are two types of circulations namely pulmonary circulation and systemic circulation.…

Q: The heart has many anastomoses. What benefit are these to the heart?

A: Arteries that supply blood to the cardiac muscle is anastomoses. There are three types:…

Q: Circle the false statement about the cardiac skeleton: (a) It is composed of dense connective…

A: We know that The cardiac skeleton is a fibrous structure; it is not a bony structure. It is made up…

Q: Which vein returns blood from the abdominopelvic viscera to the heart?

A: The cardiovascular system is composed of the heart, blood, and blood vessels. The heart pumps blood…

Q: Which plane divides the heart into anterior and posterior  portions?

A: The heart is a siphon, normally beating around 60 to 100 times each minute. With every heartbeat,…

Q: Why are the tendinous cords required for the proper functioning of the AV valves?

A: The heart is a muscular organ of the cardiovascular system that functions to pump the blood to the…

Q: In correct sequence, which heart chambers, heart valves, and blood vessels would a drop of blood…

A: In humans' circulatory system, the blood enters the heart through the inferior and superior vena…

Q: Idenitfy the incorrect statement about the heart  (A) if a coronary artery is blocked, it can lead…

A: CORONARY CIRCULATION - it is the circulation of blood in the blood vessels that supply the heart…

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: Name the sound produced when the atrioventricular valves close the heart.

A: The heart has four chambers through which the blood flows when the cardiac valves open and close…

Q: Why is the thickness of the myocardium different in the right and left ventricles?

A: It is a muscular organ of four chambers. The heart size is the size of a clenched fist or so. The…