1. Right Answer: A
Explanation: The hypothalamus, when injured, can cause fluctuations and disruptions in sleep patterns. Basic Care and Comfort
2. Right Answer: B
Explanation: An expected outcome is that the client falls asleep shortly after going to bed. The stages of sleep are defined by 4 stages. By stage 3 or 4 (within a short period of time usually 1 hour) the client is considered to be in the deep part of sleep. Basic Care and Comfort
3. Right Answer: B
Explanation: GVHD occurs when white blood cells in donor blood attack the tissues of an immunocompromised recipient. This process can occur within a month of the transfusion. Choices 1 and 4 are possible, but the nurse must remember that immunocompromised transfusion recipients are at risk for GVHD. PharmacologicalTherapies
4. Right Answer: A
Explanation: Glycocalyx is a viscous polysaccharide or polypeptide slime that covers microbes. It enhances adherence to surfaces, resists phagocytic engulfment by the white blood cells, and prevents antibiotics from contacting the microbe. Glycocalyx does not have the effects described in Choices 2, 3, and 4. PharmacologicalTherapies
5. Right Answer: D
Explanation: Time is required to clear circulating cells before the effect that chemotherapeutic drugs have on precursor cell maturation in the bone marrow becomes evident.Leukopenia is an abnormally low white blood cell count. Choices 1, 2, and 3 pertain to red blood cells. Pharmacological Therapies
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