Which of the following skills present a serious safety challenge for patients who ambulate with a walker?
a. Assumption of standing and sitting
b. Ascending and descending stairs
c. Ambulating on ramps
d. Ambulating through doors that open towards the patient and have automatic closers
b
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________ An anchoring keyboard tray allows you to adjust the angle and height of the keyboard
Indicate whether the statement is true or false
Drugs or chemicals that are nephrotoxic cause nephropathy in all of these ways EXCEPT ________
A) crystallization in the kidney B) allergy-induced damage C) drug toxicity D) glomerular filtrates
Which of the following is true of the erythrocyte sedimentation rate?
A. It must be set up within 2 hours of blood collection, or within 6 hours if refrigerated. B. Air bubbles will cause incorrect results. C. Both (a) and (b) are true. D. Neither (a) nor (b) is true.
An allergic reaction is MOST accurately defined as a(n):
A. abnormal sensitivity of the body to a foreign toxin or substance. B. autoimmune response of the body to an internal or external stimulus. C. direct negative effect on the human body as the result of a foreign toxin. D. exaggerated response of the body's immune system to a foreign stimulus.