Author Question: What important function do platelets perform at the site of an injury? A. They plug the defect in ... (Read 94 times)

123654777 · **on:** Jun 25, 2018

What important function do platelets perform at the site of an injury?

A. They plug the defect in the vessel wall.
B. They liberate chemical compounds that cause the vessel to contract.
C. They release phospholipids that initiate the process of blood coagulation.
D. All of the above.

Question 2

Which of the following endocrine glands is regulated by a trophic hormone produced by the anterior lobe of the pituitary?

A. Parathyroid glands
B. Adrenal cortex
C. Adrenal medulla
D. Pancreatic islets