What is the function of the lens?
A) The lens nourishes the retina.
B) The lens controls the amount of light passing through the pupil.
C) The lens focuses light on the retina.
D) The lens reduces the scattering of light.
Answer: C
You might also like to view...
A condition in which the signs and symptoms develop gradually over time is called ________.
A. chronic B. acute C. remission D. exacerbation
A decrease in the osmolarity of the extracellular fluid would cause water to _______.
A. move into the cells B. move into the interstitial fluid C. move into the blood D. move into the lymph
Which of the following is a normal response to the plantar reflex test in an adult?
A) extension of the great toe and spreading of the other toes B) slight extension of the forearm C) plantar flexion of the foot D) slight flexion of the forearm
What structure sends the electrical impulse to stimulate the ventricles to contract?
A. Atrioventricular bundle B. Sinoatrial node C. Purkinje fibers D. Atrioventricular node