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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

Jan, an insulin-dependent diabetic, was admitted to the emergency room with hypoglycemia after playing tennis all afternoon. The probable cause of this reaction was

A. increased exercise level
B. insufficient insulin dosage
C. increased food intake
D. increased glucagon production

Expert Explanatory Rationale

Correct Answer: increased exercise level

Question 2 of 5

Adrenaline can produce all of the following effects EXCEPT:

A. Relaxation of bronchial muscle
B. Increases cardiac contractility
C. Increases intestinal motility
D. Increases sweat secretion

Expert Explanatory Rationale

Correct Answer: Increases intestinal motility

Question 3 of 5

A patient with diabetes insipidus is treated with nasal desmopressin acetate (DDAVP). The nurse determines that the drug is not having an adequate therapeutic effect when the patient experiences

A. Headache and weight gain.
B. A urine specific gravity of 1.002.
C. Nasal irritation and nausea.
D. An oral intake greater than urinary output.

Expert Explanatory Rationale

Correct Answer: A urine specific gravity of 1.002.

Question 4 of 5

Ritodrine is a drug indicated for suppressing uterine contractions in premature labor. The drug also causes bronchodilation. It has no vasoconstrictor effects, nor any effects on the size of the pupil of the eye. Which of the following is the most likely classification of this drug?

A. α-adrenergic agonist
B. Antimuscarinic drug
C. β-adrenergic agonist
D. β-adrenergic blocker

Expert Explanatory Rationale

Correct Answer: β-adrenergic agonist

Question 5 of 5

Which of the following should the nurse advise a client with diabetes insipidus in order to reduce fluid loss?

A. Remain in air-conditioned areas during hot and humid weather
B. Avoid any activity
C. Emphasize compliance with drug therapy
D. Avoid a high-protein diet

Expert Explanatory Rationale

Correct Answer: Emphasize compliance with drug therapy

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