21. Which of the following cranial nerves are associated with the gustatory pathway? A. Facial (VII) and Glossopharyngeal (IX) B. Vagus (X) and Accessory (XI) C. Vagus (X) and Trigeminal (V) D. Glossopharyngeal and Abducens (VI)

48. There are more types of Rh antigens than ABO antigens. A. True B. False

46. Humans can distinguish 1 trillion or so odors and there nearly as many “smell genes” in the olfactory epithelium. A. True B. False

6. In the dark, the photoreceptors depolarize, closing the Ca2+ channels in the synaptic terminals and inhibiting neurotransmitter release from the photoreceptors. A. True B. False 

25. The oval window opens into which chamber of the cochlea: A. Scala tympani B. Scala ottitis C. Scala media D. Scala vestibuli

35. During a light transduction reaction Transducin (G Protein) activates ______________, which breaks down ________________ to close cation channels resulting in hyperpolarization of photoreceptors. A. cAMP, Phosphodiesterase B. cGMP, Phosphodiesterase C. Phosphodiesterase, cAMP D. Phosphodiesterase, cGMP

Which of the following is true about packaging?

37. Which of the following information is NOT true in regard to plasma? A. It contains albumin, fibrinogen and globulins. B. It contains nutrients and waste products. C. It contains 60% water D. It contains water, gases, and hormones

38. Thalassemia anemia is associated with: A. Low RBCs B. Low Hemoglobin C. Abnormal Hemoglobin D. High RBCs

5. Which of the following statements is NOT true? A. Visual pigments in outer segments are unique for rods and cones and therefore absorb different wavelengths of light. B. Many cones connect to one ganglion (rods connect to many ganglion cells); therefore, cone effects are summated and considered collectively resulting in vision that is fuzzy and indistinct. C. Rods are more numerous than cones. D. Outer segments of photoreceptor cells are renewed nightly to offset damage of bright light.