This figure shows a medial view of the right eye. What structure does number 4 indicate?
A. Trochlea
B. Common tendinous ring
C. Optic nerve
D. Optic canal
E. Superior rectus muscle
A
You might also like to view...
Large cells that nourish developing sperm cells and form the blood-testes barrier are:
A) primary spermatocytes. B) Sertoli cells. C) spermatids. D) spermatogonia. E) sperm cells.
How does the urinary system contribute to osteoporosis?
A. Calcium ions released from the bones are excreted as part of urine. B. Excessive smoking lowers calcitriol levels, which decreases bone loss. C. Decreased estrogen levels following menopause contribute to the disease. D. Lack of exposure to sunlight increases vitamin D production at the kidneys and decreases calcium absorption. E. Immune cells of the kidneys absorb excess calcium under the direction of PTH.
Eccrine sweat glands
A. are not involved in the homeostasis of body temperature. B. produce a secretion that protects the body from growth of bacteria. C. serve as "anchors" for the arrector pili muscles. D. aid in cooling the body. E. produce a secretion that oils the hair and skin.
the "hamstring muscles" get their name from the "ham," more accurately known as the popliteal fossa. based on where the hamstrings are located, what is the popliteal fossa?
a) the pit at the back of the knee b) the socket of the hip joint c) the space underneath the patella d) the fleshy mass at the base of the thumb