SELECT ALL THAT APPLY. Which of the following are examples of feedback mechanisms which help maintain homeostasis?
A flagellar rotation for cell movement
B antibodies binding to a virus
cproton pumping to maintain a proper pH level
D protein synthesis
E insulin secretion in response to high blood sugar
F
incresed heart rate in response to exercise

i dont know it at allnow im just getting points at this pint

these muscles maintain the blood pressure in the vessels. the smooth muscles are innervated by nerves of the autonomic nervous system. when the muscles contract, they cause vasoconstriction of the vessels and increase blood pressure. when the muscles relax, they enable vasodilation of the   blood vessels hence reduce blood pressure.