What tissue in the heart is responsible for setting the heart rate and stimulating the cardiac muscle to contract?

Q: Which chambers of the heart have the heaviest musculature?

A: The circulatory system is one of the most essential systems in the body. The function of the…

Q: What causes heart sounds?

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

Q: What type of tissue composes the fibrous skeleton of the heart, and how is it organized?

A: The cardiac skeleton, also known as fibrous skeleton of the heart plays four major functions which…

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: Describe the position of the heart in the thoracic cavity?

A: The heart is a muscular organ made of specialized cardiac tissue. It is considered as the blood…

Q: What is known as cardiac output ?

A: The human heart has four chambers within it. These four chambers are the Right and Left atria and…

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 drives heart rate?

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

Q: Concerning the thicknessof their walls how differentare the heart chambers?

A: The heart is a muscular organ that is divided into four chambers: Left auricle, right auricle, left…

Q: Name the vessels which recieve blood from the heart and state the chambers which pumps into those…

A: Vessels are the component of circulatory system of the body. Their function is transportation of…

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: Describe cardiac muscle tissue and compare its structure and physiology to the other types?

A: Muscular tissue or muscle tissues are generally three types:  Smooth muscle tissues Skeletal muscle…

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: Name the membrane that covers the heart.

A: The heart is a muscular pumping organ that passes deoxygenated blood to the pulmonary organ and…

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: 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: Why do you think it is important for heart valves to ensure that blood flows in only one direction…

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

Q: Inflammation of the pericardium can lead to a condition called pericardial effusion, in which fluids…

A: The heart is a conical hollow organ which consists of four chambers. Two auricles and two ventricles…

Q: From what sources does blood flow into the upper and lower chambers of the heart? What are the…

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

Q: Describe the cardiac cycle

A: The cardiac cycle refers to all the events or steps that occur from the beginning of one heartbeat…

Q: What changes in cardiac function might you expect after surgical replacement of a defective heart…

A: The mammalian heart is a four chambered muscular organ with valves. The valve between the right…

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: What is the name of the main vessel that moves blood out of the heart?

A: The heart is a huge muscular pump that is divided into two halves, one on the right & one on the…

Q: What is the name of the main vessel that moves blood out of the heart

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

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: Describe the venous system of the heart?

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

Q: What are the four chambers of the heart called?

A: KEY WORDS:- Heart - The heart is a organ by which pumps blood to the circulatory system. Pumped…

Q: What is the function of the conduction system of the heart?

A: The heart is a muscular organ responsible for pumping blood and distributing oxygen as well as…

Q: Where does the heart come from? Does it form the same way in both insects and vertebrates?

A: Introduction  During gastrulation cells organize themselves in the layers. Cells shows migration and…

Q: What type of cardiac rhythm is this??

A: Electrocardiogram (ECG): This is a simple test. this test can be used to check: -Heart's rhythm…

Q: What would be the path of blood flow through the heart if the foramen ovale did not close shortly…

A: The foramen ovale is a tiny hole in the septum, the wall that separates the heart's two upper…

Q: What are the main components of the venous system in the heart?

A: The venous system is composed of veins. The veins are the part of the vasculature long with…

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 is the structure of the heart? How does the heart work?

A: Human heart is a four chambered muscular organ.It shape and size is roughly like a closed fist of…

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 are the basic blood vessels in the heart? Describe briefly the function of each.

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

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 relationship of the heart to the thorax?

A: The central organ of the cardiovascular system which pumps oxygenated blood to the various organs…