Partial constriction due to constant sympathetic stimulation of blood vessels is known as
A) vasoconstriction.
B) vasodilation.
C) arteriosclerosis.
D) vasomotor tone.
E) aortic reflex.
Question 2
Progesterone levels are highest during which phases of the ovarian and uterine cycles, respectively?
A) follicular; menstrual
B) luteal; secretory
C) luteal; menstrual
D) follicular; proliferative
E) luteal; proliferative