During ovulation, which of the following structures is not expelled from the ovary?

A) All of the granulosa cells in the follicle
B) The secondary oocyte
C) The corona radiata
D) The zona pellucida
E) All of these are expelled from the ovary during ovulation.

Which hormone will decrease blood glucose levels?

A) thyroxin
B) aldosterone
C) cortisol
D) insulin
E) glucagons