Which of the following does not bend (refract) the light rays in the eye?
A. cornea
B. aqueous humor
C. pupil
D. lens
E. vitreous humor
Ans: C. pupil
You might also like to view...
During a visit to your doctor, you complain about headache and nausea. These changes in your body functions are considered to be
a) signs. b) symptoms. c) pharmacology. d) controlled condition. e) epidemiology.
Following hemorrhage, reflexes are triggered that attempt to compensate for the blood loss. As a result of the blood loss and the reflex mechanisms, which of the following will be TRUE, compared to pre-hemorrhage values?
A. Both cardiac output and total peripheral resistance will be decreased. B. Hematocrit will be increased. C. Cardiac output will be decreased and total peripheral resistance will be increased. D. Both cardiac output and total peripheral resistance will be increased. E. Cardiac output will be increased and total peripheral resistance will be decreased.
The portion of a tooth that is visible above the gum line is known as the:
A) crown. B) root. C) pulp. D) cementum.
"Booster" shots are required following certain vaccinations because the memory B-lymphocytes produced in response to the initial vaccination don't survive indefinitely.
Answer the following statement true (T) or false (F)