Local anesthetics stop axonal conduction by blocking:
a. potassium channels.
b. calcium channels.
c. sodium channels.
d. chloride channels.
c
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A 13-year-old boy who is in the first percentile of height for his age has been referred for care. Which of the following assessment findings would contraindicate the safe and effective use of somatropin to treat his growth deficiency?
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A child with hemophilia plans on participating in a bicycling club. Which of the following recommendations should the nurse give to the child?
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The school nurse assessing a child who has fallen off the swings at school is looking for signs and symptoms of a fracture
The nurse suspects that the bone is fractured, because the child is complaining of pain and tenderness of the lower arm, there is some swelling of the lower arm, and there is decreased range of motion and crepitus. Which of the following best describes crepitus? a. bleeding into the skin over the affected bone b. paresthesia when the affected bone is moved in active or passive movement c. bone overlap felt as a bump or raised elevation of the bone d. a grating sound heard on movement of the ends of a broken bone
A 15-year-old, sexually active teenage girl comes to the outpatient clinic because she did not have her period this month. Upon assessment, the girl is not pregnant. The nurse says that irregular periods:
1. Usually occur because of pregnancy. 2. Can occur for 1 to 2 years after your first menses. 3. Occur because of low stress situations. 4. Are normal and should not be of concern.