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What nerve fibers are most important in regulating blood flow?
Sympathetic nerve fibers are the most important in regulating blood flow, as they can cause vasoconstriction or vasodilation in blood vessels. These fibers release norepinephrine which can act on smooth muscle cells in the blood vessel walls to control blood flow throughout the body.
Which cells in your body can change their shape?
Cells in your body that can change their shape include red blood cells, white blood cells (such as neutrophils and macrophages), and muscle cells (such as muscle fibers). These cells have the ability to alter their shape to carry out their specific functions.
Compare white blood cells with red blood cells?
White blood cells are part of the immune system, defending the body against infections and diseases, while red blood cells transport oxygen to tissues throughout the body. White blood cells can move independently, whereas red blood cells circulate in the blood vessels. White blood cells are less numerous than red blood cells in the bloodstream.
What is the difference in hemopoiesis and erythropoiesis?
Hemopoiesis is the process of blood cell formation in the bone marrow, whereas erythropoiesis specifically refers to the production of red blood cells. Hemopoiesis involves the formation of various types of blood cells such as white blood cells, platelets, and red blood cells, while erythropoiesis is focused solely on the production of red blood cells.
The hormone responsible for helping glucose move into cells especially muscle fibers which lowers blood glucose levels when they are too high?
Insulin is the hormone responsible for helping glucose move into cells, particularly muscle fibers. It facilitates the uptake and storage of glucose, which helps reduce blood glucose levels when they are elevated.
What are the network fibers called that traps platelets and other blood cells?
The network fibers that trap platelets and other blood cells are called fibrinogen fibers, which are created during the blood clotting process. These fibers help form a meshwork that captures and holds blood cells in place to stop bleeding.
Are there bloods cells in the muscle?
not directly but there are blood vessels in between fibers and blood cells are in the vessel.
Network of fibers that trap platelets and blood cells?
Clot
Which fiber stabilizes cells organs and blood vessels?
reticular fibers
When do the fibers typical of a connective tissue matrix appear in blood?
Fibers typical of a connective tissue matrix, such as collagen and elastic fibers, are not normally found in blood. Blood primarily consists of plasma, red blood cells, white blood cells, and platelets. Fibers typically found in connective tissue are found in tissues like tendons, ligaments, and the extracellular matrix of organs.
What nerve fibers are most important in regulating blood flow?
Sympathetic nerve fibers are the most important in regulating blood flow, as they can cause vasoconstriction or vasodilation in blood vessels. These fibers release norepinephrine which can act on smooth muscle cells in the blood vessel walls to control blood flow throughout the body.
What is available in white blood cells but not red?
White blood cells are a part of the immune system, they attack and destroy foreign entities in the body. White bloods cells have a nucleus, whereas red blood cells do not.
Why are there less white blood cells tha red blood cells?
A possible answer is because white blood cells are only required for when there is a threat to the body, whereas red blood cells are needed constantly for transport of oxygen around the body.
Which cells in your body can change their shape?
Cells in your body that can change their shape include red blood cells, white blood cells (such as neutrophils and macrophages), and muscle cells (such as muscle fibers). These cells have the ability to alter their shape to carry out their specific functions.
What organelle is found in frog's blood cells that's not found in human blood cells?
Frog red blood cells contain a nucleus, whereas human red blood cells do not.
Why do nerve cells have long fibres whereas red blood cells are thin and dislike?
Nerve cells, or neurons, have long fibers called axons that facilitate the rapid transmission of electrical signals over long distances, allowing for efficient communication within the nervous system. In contrast, red blood cells are thin and disk-shaped to maximize surface area for gas exchange and to enable flexibility as they navigate through narrow blood vessels. Their design is optimized for their specific functions: neurons for signal transmission and red blood cells for oxygen transport.
Compare white blood cells with red blood cells?
White blood cells are part of the immune system, defending the body against infections and diseases, while red blood cells transport oxygen to tissues throughout the body. White blood cells can move independently, whereas red blood cells circulate in the blood vessels. White blood cells are less numerous than red blood cells in the bloodstream.
