Online Nursing Practice Test about Pharmacology (56-60)

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56. The client receives thyroid replacement therapy and notes inadequacy when which of the following findings occur?

a) prolonged QT interval
b) tachycardia
c) nervousness
d) hypothermia

57. A patient is undergoing testing to confirm diagnosis of myasthenia gravis. The nurse explains that the diagnosis is confirmed when muscle function improves after the patient receives an IV injection of a medication. What is this drug administered to the patient during the test?

58. The nurse is caring for a 10-year old client newly diagnosed with tonic-clonic seizure disorder. What instructions do you give the mother about phenytoin?

a) monitor the child for skin rash
b) maintain adequate amounts of fluids
c) the child will be frequently having blood works done
d) maintain good oral hygiene, brushing and flossing
e) report to the physician any problems with walking, coordination, slurred speech, and nausea

59. Which of the following drugs will be administered first in the patient with bronchial asthma?

a) corticosteroid
b) bronchodilator
c) antihistamine
d) mucolytic

60. Which of the following drugs is administered first, in a client with asthma?

a) robitussin DM
b) benadryl (diphenhydramine)
c) beclomethasone (vanceril)
d) theophylline (theo-dur)



ANSWERS AND RATIONALE

56) D
- hypothermia indicates that the client is still experiencing hypothyroidism. Therefore, the thyroid replacement therapy is inadequate.

57) Tensilon
- tensilon (edrophonium) is a short-acting cholinergic. Positive tensilon test is characterized by transitory improvement of the client's signs and symptoms. Then after a few minutes, these signs and symptoms recur.

58) A, B, C, E
- these are health instructions to be given during phenytoin therapy. Dilantin may cause skin rash, constipation, gingival hyperplasia (bleeding, tenderness, swelling of gums), bone marrow depression (pancytopenia), ataxia, nystagmus, double vision, drowsiness. Dental flossing should be avoided because bleeding may occur due to gum hyperplasia and blood dyscrasia.

59) B
- bronchodilator should be administered first in a patient with bronchial asthma so that the other medications can be inhaled into the bronchial tree more adequately.

60) D
- theophylline is a bronchodilator. It is the first drug to be administered in asthma to facilitate breathing and better absorption of the drugs.


Related Topics:

• Online Nursing Practice Test about Pharmacology (61-65)
• Go back to Online Nursing Practice Test about Pharmacology (1-5) to start the test from the beginning.