Sweat glands, hair, and nails are all formed from:
a. basement membranes under cellular strata.
b. closely packed squamous cells.
c. invaginations of epidermis into dermis.
d. papillae that penetrate the epidermis.
C
Skin appendages are formed embryonically when the epidermis invaginates into the dermis.
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A 7-year-old child has tonsillitis and is prescribed penicillin V, which is to be administered at home. The nurse will instruct the parents to administer the drug
A) with a sip of water 1 hour before mealtime. B) immediately before or with a meal. C) with a glass of water 1 hour before or 2 hours after a meal. D) intravenously with the assistance of a home health nurse.
A patient states that her family has had several colds during this winter and spring despite their commitment to handwashing. The high communicability of the common cold is attributable to what factor?
A) Cold viruses are increasingly resistant to common antibiotics. B) The virus is shed for 2 days prior to the emergence of symptoms. C) A genetic predisposition to viral rhinitis has recently been identified. D) Overuse of OTC cold remedies creates a "rebound" susceptibility to future colds.
The nurse has identified the nursing diagnosis Disturbed Sensory Perception: Visual as appropriate for a client with glaucoma. Which intervention should be added to this client's plan of care?
A) Keep bed rails in the low position. B) Assess coping mechanisms. C) Turn off lights when leaving the client's room. D) Provide assistance with meals and eating.
Margaret has just found out she is pregnant. The nurse at the clinic told her that she should stop smoking, avoid alcohol, and avoid eating king mackerel because of the high mercury content in the fish
Although this advice should be followed during the entire pregnancy, the fetus is most vulnerable to adverse affects in the _____ trimester. A. first B. second C. third D. final