COMMUNITY COLLEGE (CUNY) Last and first namie: Choose the right answer and BIO 1

Question

COMMUNITY COLLEGE (CUNY) Last and first namie: Choose the right answer and BIO 12: HAP report it on the scantron (2 Exam 3, July 25,201 Which of the following maintains the patency (openness a) surface tension of water b) surfactant production C)-shaped cartilage rings pseudostratified ciliated epithelium Which of the following refers to the movement of air into and out of the lungs? a) pulmonary ventilation b) gas exchange c) internal respiration points each, total 100 ) of the trachea? 2. d) external respiration 3. Hemoglobin has the highest affinity for which of the following? 4. The exchange of oxygen with carbon dioxide are made by the process of s Most CO2 is transported in the blood a. O b. CO ?.?? d. H a. active transport b.osmosis e. diffusion d. none a. bound to the ferrous ion of hemoglobin c. as bicarbonate ions. b. as dissolved gas bubbles d. bound to carbonic anhydrase 6. Which of the following statements is false? Carbon dioxide is more soluble in fluid than is oxygen. b. CO2 diffuses more rapidly across the respiratory surface than O, does oxygen. a. c. The major muscle involved in breathing is the diaphragm. d. Oxygen is carried mainly by blood plasma. e. Carbon dioxide is carried by blood plasma. The atmospheric pressure of air at sea level is 1,000 mm Hg. b. 760 mm Hg. c. 540 mm Hg. d. 400 mm Hg. e. 320 mm Hg. a. 8. The last structure that air moves through before the alveoli is the a. larynx. b. glottis. c. bronchioles. d. trachea. e. pharynx. 9 The human vocal cords are located in the a. pharynx. b. trachea. c. larynx. d. bronchus Actual exchange of gases in the lungs occurs in the 10. Which of the choices below is not a function of the urinary system? a) helps maintain homeostasis by controlling the composition, volume, and pressure of blood b) regulates blood glucose levels and produces hormones c) maintains blood osmolarity d) eliminates solid, undigested wastes and excretes CO2, water, salts, and heat a. bronchi. b. alveoli. c. bronchioles. d. tracheas e. glottis. I1. 12 The functional and structural unit of the kidneys is the b) nephron loop c) glomerular capsule d) capsular space a) nephron

Explanation / Answer

1.C .c shaped cartilage rings

2.A.pulmomary ventilation .

3.c .CO carbon monoxide .

4.c diffusion .

5.c. as bicarbonate ions .

7.760mm Hg.

8.c.branchioles.

9.c.larynx .

10.b.alveoli

11.d.eliminates solid, undigested wastes and excretes carbon dioxide, water, salts, and heat.

12.A.nephron.

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