0
Add your answer:
Earn +20 pts
Cardiac muscle tissue is supplied with nutrients and oxygen by which part of the human transport system?
Cardiac muscle tissue is supplied with nutrients and oxygen by the coronary arteries, which branch off the aorta and supply blood to the heart muscle. These arteries ensure adequate delivery of oxygen and nutrients to the heart for proper function.
What vessels carry blood to the cardiac muscle?
The coronary arteries carry blood to the cardiac muscle, providing it with oxygen and nutrients. These arteries branch off from the aorta.
How long can cardiac muscle be deprived of oxygen before the cardiac muscle cells start to die?
5 minutes
What is cardiac muscle?
Cardiac muscle is a type of highly oxidative (using molecular oxygen to generate energy) involuntary striated muscle found in the walls of the heart, specifically the myocardium. Cardiac muscle cells are known as cardiac myocytes. Cardiac muscle is one of three major types of muscle, the others being skeletal and smooth muscle. The cells that comprise cardiac muscle are sometimes seen as intermediate between these two other types in terms of appearance, structure, metabolism, excitation-coupling and mechanism of contraction. Cardiac muscle shares similarities with skeletal muscle with regard to its striated appearance and contraction, with both differing significantly from smooth muscle cells. Coordinated contraction of cardiac muscle cells in the heart propel blood from the atria and ventricles to the blood vessels of the circulatory system. Cardiac muscle cells, like all tissues in the body, rely on an ample blood supply to deliver oxygen and nutrients and to remove waste products such as carbon dioxide. The coronary arteries fulfill this function
How does lack of oxygen lead to heart attack or stroke?
The myocard (cardiac muscle), the muscle that makes your heart pump, needs oxygen to function. This oxygen is distributed through the blood that flows in the coronary arteries, which lie around the cardiac muscle. When there is not enough oxygen in your blood, the cardiac muscle does not get enough oxygen to fully function and your heart will not be able to function, over time. This starts at about 3 minutes after stopping to get oxygen.
Which is a type of muscle that powers the cardivascular system?
Cardiac muscle is the type of muscle that powers the cardiovascular system. It is a specialized type of muscle found only in the heart and is responsible for pumping blood throughout the body. This muscle type contracts involuntarily to help maintain circulation and supply oxygen and nutrients to tissues.
Which muscle has tissue of the circulatory pump?
The heart is the muscle that functions as the circulatory pump within the body. It is responsible for pumping blood throughout the circulatory system to deliver oxygen and nutrients to the body's tissues and organs.
Does cardiac muscle have more mitochondria and depend less on a continual supply of oxygen than does skeletal muscle?
no
What is the function of the blood vessels on the outer wall of the heart?
Nutrients and oxygen have to get to the outside of the heart. So the blood vessels on the outside have that job. The nutrients and oxygen can't get to the cardiac muscle from inside the heart. Blood vessels that lead from the heart that are high in oxygen and nutrients have their first branch off the aorta that goes to these blood vessels. That's how important these vessels are to the heart and how it functions.
What is the function of the coronary artery?
The function of the coronary artery is to carry oxygen and nutrients to the myocardium (heart muscle), it does not actually take the carbon dioxide away, (that is the job of the great and small cardiac veins).
How long can a cardiac muscle cell live?
30 to 50 hrs without oxygen
What is the circulation that supplies blood directly to the cardiac tissue?
The coronary circulation is responsible for supplying blood directly to the cardiac tissue. It consists of the coronary arteries and cardiac veins that ensure the heart muscle receives oxygen and nutrients for proper function. Any blockages or restrictions in this circulation can lead to heart problems.
