A nurse assesses a patient with severe venous incompetence. When the patient stands, blood pressure decreases. Which compensatory change should the nurse expect?
a. Tachycardia
b. Increase in cardiac output
c. Bradycardia
d. Pulmonary edema
A
Postural hypotension is caused by the pooling of blood in the veins, which reduces venous return, resulting in venous dilation and tachycardia as compensatory mechanisms.
An increase in cardiac output would not occur.
The heart rate would actually increase, not decrease.
Pulmonary edema would not occur.
You might also like to view...
What is the MOST common initial infection occurring in women who are human immunodeficiency virus (HIV) positive?
a. candidiasis c. Epstein-Barr virus b. cryptosporidium d. hairy leukoplakia
The bioethical decision-making theory of utilitarianism:
a. Is concerned only with duty. b. Is also called Kantian ethics. c. Judges actions based on possible consequences. d. Judges actions based on intent.
A data set shows that the mean, median, and mode are the same. This means which of the following? (Select all that apply.)
a. The distribution is bimodal. b. The data are normally distributed. c. The variables are dichotomous. d. All data points are identical. e. The kurtosis is symmetrical. f. This may describe the normal curve.
As per the physician's order, you administer 500 mg of acetaminophen to a febrile client. This action is an example of:
1. clinical judgment. 2. problem-solving. 3. decision-making. 4. critical thinking.