How does the B-cell receptor (BCR) complex function?
a. Communicating information about the antigen to the helper T cell
b. Secreting chemical signals to communicate between cells
c. Releasing histamine and other vasoactive substances
d. Communicating information about the antigen to the cell nucleus
Answer: d. Communicating information about the antigen to the cell nucleus
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A. Reflux B. Vomiting C. Pneumonia D. Obstruction
An infant is born with a gastroschisis. Care preoperatively should include which priority intervention?
a. Prone position b. Sterile water feedings c. Monitoring serum laboratory electrolytes d. Covering the defect with a sterile bowel bag
The client complains to the nurse about being constipated. The nurse observes that the client has hard, dry stool. The nurse recognizes that several factors can contribute to constipation
Which factor most frequently contributes to a client's chronic constipation? A) Insufficient exercise B) Some type of medications, such as morphine C) Occurs after surgery as a result of anesthesia and drying agents D) Ignores the impulse to empty the rectum on a regular basis
You should be MOST suspicious for cardiogenic shock in an infant or child if:
A) he or she appears listless or lethargic. B) his or her heart rate varies with activity. C) his or her heart rate is greater than 150 beats/min. D) perfusion decreases following a fluid bolus.