Multiple Choice
When you scratch a mosquito bite, you damage some cells. Damaged cells release histamine, which causes localized swelling. The swelling can crush cells, causing them to release more histamine. This is an example of:
A) positive feedback.
B) negative feedback.
C) neurotransmitter activity.
D) solubility factors.
E) enzymatic action.
Correct Answer:

Verified
Correct Answer:
Verified
Q54: Decreased levels of ADH cause:<br>A)hunger.<br>B)water weight gain.<br>C)fever.<br>D)dehydration.<br>E)increased
Q55: _ is the hormone responsible for the
Q56: The posterior pituitary is composed of neurosecretory
Q57: Red blood cell formation is stimulated by
Q59: Removal of the _ would completely disrupt
Q60: Endocrine communication depends on:<br>A)electrical signals within individual
Q61: Positive feedback loops enhance changes in the
Q62: Which gland was stimulated to produce hormones
Q63: Local hormones are secreted by _.
Q131: Why are pituitary tumors so dangerous?