NUR 130

.What is the purpose of the cilia? a. Warm and moisturize inhaled air b. Sweep debris toward nasal cavity c. Stimulate cough reex d. Produce mucus ANS: B The cilia are ne hairlike processes on the outer surfaces of small cells that produce a motion that sweeps the debris toward the nasal cavity. Large particles that are swept away stimulate the cough reex, but not the cilia themselves

1.What is the hormone from the posterior pituitary gland that inuences the amount of water that is eliminated with the urine? a. Pitocin b. Renin hormone c. Antidiuretic hormone (ADH) d. ACTH ANS: C ADH causes the cells of the distal convoluted tubules to increase their rate of water reabsorption. PTS: 1 DIF: Cognitive Level: Knowledge REF: Page 1674 OBJ:3TOP:Urine production KEY: Nursing Process Step: Assessment MSC: NCLEX: Physiological Integrity

The nurse is aware that the muscle layer of the heart, which is responsible for the heart’s contraction, is the: a. endocardium. b. pericardium. c. mediastinum. d. myocardium. ANS: D The myocardium is the specialized muscle layer that allows the heart to contract. PTS: 1 DIF: Cognitive Level: Comprehension REF: Page 1533 OBJ: 2 TOP: Myocardium KEY: Nursing Process Step: Implementation

What is the process by which certain cells engulf and digest microorganisms and cellular debris? a. Erythrocytosis b. Hematocrit c. Phagocytosis d. Hemostasis ANS: C Phagocytosis is the process by which bacteria, cellular debris, and solid particles are destroyed and removed. PTS: 1 DIF: Cognitive Level: Comprehension REF: Page 7-6 OBJ:3TOP:Diagnostic procedures KEY: Nursing Process Step: Assessment MSC: NCLEX: Physiological Integrity