Atrial natriuretic peptide released by certain atrial cells
in response to rising BP or volume, causes systemic vasodilation and inhibits
renin, aldosterone, and ADH release. Hence, it enhances Na+ and water
excretion, reducing BP and bv. Falling
arterial pressure promotes vasoconstriction and conserves Na+ and water.
Answer:
A
Explanation:
It allows every human to have their own unique DNA
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This is false. Naive T cells undergo seletion before maturation. Those bind to MHC on APC can survive and mature.
mechanical advantage is the number of times that a machine increases an input force
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