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.

47. Two types of photoreceptors include: Cones (For Dim-Light) and Rods (For Bright Light). A. True B. False

36. Hemoglobin is made up of: A. 2 polypeptide chains and a heme pigment B. 4 polypeptide chains and 2 heme groups (iron-containing heme pigment) C. 4 polypeptide chains and 4 heme groups (iron-containing heme pigment) D. An iron-containing heme pigment and a varying amount of polypeptide chains

22. Which of the three major areas of the ear is involved with hearing and equilibrium? A. External Ear B. Middle Ear C. Internal Ear

4. Involuntary movement of eyes is known as: A. Nystagmus B. Keratitis C. Conjuctivitis D. Astigmatism

9. Tinnitus can be caused by cochlear nerve degeneration, inflammation of the middle or internal ears, or side-effect of some medications (e.g. aspirin), which results in a ringing or clicking sound in the ears. A. True B. False

15. During the transduction of smell what serves as the secondary messenger? A. G-Protein B. Ca2+ C. cGMP D. cAMP

7. As platelets aggregate, they release chemicals including ADP, serotonin, and thromboxane A2. All of these chemicals serve as negative feedback to decrease platelet aggregation. A. True B. False