What is a meristematic cell?
a. the plant version of a pluripotent stem cell.
b. the plant version of a totipotent stem cell.
c. the animal version of a pluripotent stem cell.
d. the animal version of a multipotent stem cell.

Baroreceptors in the aortic arch and carotid bodies are mechanoreceptors that respond to the stretch that occurs in these arterial walls with changes in blood pressure. if pressure changes rapidly, the baroreceptors initiate a feedback mechanism that reduces blood pressure; however, if pressure changes slowly, as in developing hypertension, the receptors do not respond. given this information, the baroreceptors are most likely which type of receptor?