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Peripheral blood flow refers to blood flow that occurs in the extremities as opposed to blood that flows to the brain, heart, lungs, and vital organs.
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Explain why the homeostatic mechanism of decreasing peripheral blood flow is critical to survive?
In cases of extreme trauma, such as blood loss, the body tries to preserve the internal organs by restricting peripheral blood flow.
How do peripheral vasodilators work?
Peripheral vasodilators such as hydralazine (Apresoline), isoxuprine (Vasodilan), and minoxidil (Loniten) act by relaxing blood vessels.
What is blood smear?
A blood film or peripheral blood smear is a microscope slide made from a drop of blood, that allows the cells to be examined microscopically
Where are alpha 1 receptors located?
peripheral blood vesels
If the cause of erections is blood flow why do you not have a constant erection?
The cause of an erection is not simply blood flow, but rather INCREASED blood flow. When a man gets aroused, the body increases blood flow to the penis which causes the erection.
What is the indicator of peripheral blood flow?
Strength of pulses is one clinical indicator of peripheral blood flow. Another is capillary refill time.
How does blood viscosity affect blood flow?
Peripheral resistance
Decreased peripheral resistance to blood flow?
Anemia
What is blood flow directly proportional to?
Peripheral resistance
What decreases peripheral resistance to blood flow?
Vasodilation and decreasing blood viscosity
Explain why the homeostatic mechanism of decreasing peripheral blood flow is critical to survive?
In cases of extreme trauma, such as blood loss, the body tries to preserve the internal organs by restricting peripheral blood flow.
What would decreased peripheral resistance to blood flow?
Vasodilation and decreasing blood viscosity
How do salicylates lower body temp?
Decreasing peripheral blood flow
A resistance to blood flow due to friction between blood and blood vessel walls is called what?
it is called peripheral resistance.
What is a peripheral vascular bypass?
A peripheral vascular bypass, also called a lower extremity bypass, is the surgical rerouting of blood flow around an obstructed artery that supplies blood to the legs and feet.
Whats the function of valves in the peripheral veins?
Valves in the peripheral veins prevent blood from backflow during the off beat of the heart. If not for the valves, the flow of blood would tend to pool at the extremities.
What is peripheral artery disease?
Peripheral artery disease is when plaque obstructs the arteries. Arteries carry oxygen rich blood throughout the body. When plaque builds up it can harden and restrict the blood flow.
