Atropine increases the heart rate by:
A. blocking the release of norepinephrine.
B. increasing sympathetic nervous system discharge.
C. blocking the vagus nerve and preventing innervation by ACh.
D. agonizing the effects of the parasympathetic nervous system.
Answer: C. blocking the vagus nerve and preventing innervation by ACh.
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The patient's PEEP has just been increased from 10 cm H2O to 12 cm H2O. A sign that the patient is not tolerating this change is
A) an increase in cardiac output. B) BP 190/100. C) BP 80/40. D) an increase in functional residual capacity.
The nurse administers 6 units of regular insulin and 10 units NPH insulin at 7 AM. At what time does the nurse assess the client for problems related to the NPH insulin?
a. 8 AM b. 4 PM c. 8 PM d. 11 PM
The client is at risk for development of a pressure ulcer. Which supports the nurse's decision to address the client's iron-deficiency anemia for prevention or treatment of a pressure ulcer? Ane-mia leads to:
1. Decreased tissue oxygenation 2. Increases mobility impairment 3. Reduced tissue tensile strength 4. Decreased level of consciousness
Peripheral vascular disease
A) does not affect heart function. B) involves diminished blood flow to the extremities. C) causes extremities to feel warm to the touch. D) is reversible with drugs and surgery.