A client is experiencing tachycardia. The nurse's understanding of the physiological basis for this symptom is explained by which of the following statements?
a. The demand for oxygen is decreased because of pleural involvement
b. The inflammatory process causes the body to demand more oxygen to meet its needs.
c. The heart has to pump faster to meet the demand for oxygen when there is lowered arterial oxygen tension.
d. Respirations are labored.
Ans: c. The heart has to pump faster to meet the demand for oxygen when there is lowered arterial oxygen tension.
The arterial oxygen supply is lowered and the demand for oxygen is increased, which results in the heart's having to beat faster to meet the body's needs for oxygen.
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1. prostate 2. epididymis 3. scrotum 4. penis
Taylor is a 10-year-old child diagnosed with major depression. The appropriate first-line antidepressant for children is:
1. Fluoxetine 2. Fluvoxamine 3. Sertraline 4. Escitalopram
A nursing instructor is giving a lecture on genetics and genetic testing. The instructor explains that there is a lot of controversy over testing for BRCA1 and BRCA2, the tumor suppressing genes that,
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