A client has had a recent myocardial infarction. Why is damage to the myocardium proble-matic for this client?
A. Damage to this area causes plaque to build up on the heart valves.
B. Damage to this layer can decrease the contractile force of the heart.
C. Damage to this layer can lead to excessive cortisol and endorphin release.
D. Damage to this area causes striated heart muscle fibers to release damaging high-density lipoproteins.
B
The myocardium is the layer responsible for the contractile force of the heart.
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A client is scheduled for transsphenoidal microsurgery for removal of a pituitary adenoma. Which preoperative instruction should the nurse include?
1. The client may not use a toothbrush for several days after surgery to prevent injury to the surgical site. 2. Turn, deep breathe and cough every 2 hours. 3. The client must remain supine in bed, with sandbags alongside her head to prevent movement. 4. The client will have to take replacement growth hormone for the rest of her life.
Which vitamin is thought to protect against cancer development because of its role in cell differentiation of epithelial tissue
1. A 2. B12 3. K 4. D
A research article the nurse is reading discusses the prevalence of androgyny in persons 20–30 years old. The nurse understands which of the following about androgynous persons?
A) They often repress their sexual feelings. B) They are attracted to people of the same gender. C) They do not limit behaviors to one gender over the other. D) They hold rigid stereotyped gender role expectations.
An adult has a history of physical violence against family when frustrated, followed by periods of remorse after each outburst. Which finding indicates a successful plan of care? The adult:
a. expresses frustration verbally instead of physically. b. explains the rationale for behaviors to the victim. c. identifies three personal strengths. d. agrees to seek counseling.