Chemicals responsible for the dilation and increased permeability of blood vessels in allergic reactions are called
A. histamines.
B. antigens.
C. antibodies.
D. lymphocytes.
A. histamines.
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Following a hypertensive crisis, a client's family asks, "Why are the client's eyes so bloodshot?" The nurse responds that high arterial pressure:
A) From straining to have a bowel movement can rupture small vessels in the eyes B) Damages more fragile blood vessels like those in the eyes to the point of rupture C) Can interfere with clotting factor production, so clients bleed more easily D) Cause heart muscle to pump stronger, sending too much blood to small vessels in the eyes
Claiming to value nature but tossing litter on the side of the road is an example of behavior not following one's declared values
Indicate whether the statement is true or false.
If the T wave is tall, spiked, narrow, and skinny this is due to?
a. Increase in potassium b. Decrease into potassium c. Electrolyte imbalance d. Ventricle hypertrophy
A solid dosage form in which a drug is enclosed in a hard or soft shell is a(n)
A. suppository B. capsule C. lozenge D. tablet E. inhalant