A urine specific gravity test is performed for what purpose?
a. to identify uric acid crystal in urine
b. to identify presence of glucose in urine
c. to identify bacteria in urine
d. to identify the concentration of urine
D
A urine specific gravity is used to determine the concentration of urine. Normal values are 1.001 (dilute) to 1.029 (concentrated). Urine specific gravity is increased in adrenal insufficiency and diabetes.
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What does the term "afterload" mean?
a. The amount of blood entering the left ventricle that must be pumped out of the heart b. The peripheral resistance of the arterial system, including mean arterial pressure c. The ability of the living muscle fibers of the heart to contract and pump blood d. The percentage of blood pumped out of the heart with each heartbeat
Which of the following groups best lists those who must be supported then a shooting occurs in a school?
a. students and their teachers b. students, school staff, families, and community c. only those who ask for and accept help and support d. those who demonstrate symptoms indicating a need
The female client has lost her thick straight hair due to treatment with cyclophosphamide (Cytoxan). She is distraught and feels that no one will want to look at her. What will the best plan by the nurse include?
1. Plan to show the client photos of cancer survivors whose hair grew back better. 2. Plan to have a cancer survivor visit the client and discuss wearing a wig. 3. Tell the client that this is an opportunity to have curly hair. 4. Plan to discuss the client's feelings about the effects of her hair loss.
An S3 heart sound heard in an older adult with heart disease usually signifies
A) right atrial hypertrophy. B) ventricular failure. C) poor diastolic filling. D) a normal sound.