A father asks why his child with tetralogy of Fallot seems to favor a squatting position. What is the nurse's best response?

a. Squatting increases the return of venous blood back to the heart.
b. Squatting decreases arterial blood flow away from the heart.
c. Squatting is a common resting position when a child is tachycardic.
d. Squatting increases the workload of the heart.


ANS: A
The squatting position allows the child to breathe more easily because systemic venous return is increased.

Nursing

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A critically ill patient with sepsis meets the criteria for the administration of activated protein C (drotrecogin alfa [activated], marketed as Xigris). What is the most important effect of Xigris?

A) It improves tissue oxygenation and capillary bed perfusion. B) It improves nutritional balance through protein supplementation. C) It reduces the direct cost of critical care support and management. D) It directly reduces the number of microbes and toxins responsible for sepsis.

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The employer's first impression of a potential employee comes from:

1. your appearance. 2. your professional communication. 3. your resume. 4. your physical appearance.

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A client with a low body weight reveals that she does not eat cereals, grains, or dark leafy vegetables. Laboratory testing shows that she has a low serum folate level. The nurse would assess the client for signs and symptoms of which condition?

A) Megaloblastic anemia B) Flushing C) Hypercalcemia D) Kidney stones

Nursing

In general, a cancer cell that is more tissue-specific differentiated is ____ (more/less) likely to be aggressive.

Fill in the blank(s) with the appropriate word(s).

Nursing