The uterine cycle begins with
A) a surge of LH and FSH.
B) proliferation of the functional layer of the endometrium.
C) the onset of the menses.
D) ovulation.
E) None of the answers are correct
C) the onset of the menses.
You might also like to view...
Every living cell in the body requires oxygen, various ions, and nutrients. However, the solid nature of bone prevents these materials from reaching bone cells by diffusion alone. Which statement best describes how bone cells receive these necessary items?
A. Bone cells receive materials through lymph vessels that penetrate bone matrix. B. Bone cells are only found on the periphery of bone and thus are in direct contact with blood vessels. C. Bone cells connect to each other and ultimately with blood vessels (in the central canal) through passageways called canaliculi. D. Blood capillaries penetrate into the calcified matrix of bone. E. Bone cells are only found lining the central canal where they are in direct contact with blood vessels.
At the end of each bronchiole is a small cluster of air sacs called ________________
Fill in the blank(s) with correct word
Some muscle and nerve cells in humans may approach a meter in length.
Answer the following statement true (T) or false (F)
________ curves of the spine develop late in fetal development
A) Primary B) Secondary C) Compensation D) Accommodation E) All of the answers are correct.