The patient was admitted to the hospital with hypertension. The development of arteriosclerosis has increased peripheral resistance to blood flow, worsening his hypertension. This is an example of what type of feedback loop and why?
What will be an ideal response?
Positive feedback loops are common in pathophysiological perpetuation of disease. For example, arteriosclerotic hypertension results in positive feedback mechanisms that enhance and propagate the initial step in the chain of events, which is hypertension.
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What regions of the andominopelvis cavity lie below the cartilage of the ribs?
What will be an ideal response?
Essential amino acids are produced by the body as needed.?
Indicate whether the statement is true or false
Damage to the ________ nerve would inhibit saliva production.
A. hypoglossal B. facial C. vagus D. abducens
The layer of the skin that contains bundles of collagen and elastic fibers responsible for the strength of the skin is the ________ layer
A) papillary B) reticular C) epidermal D) subcutaneous E) hypodermal