Which of the following would cause capillary shunts?
I. Atelectasis
II. Severe pulmonary edema
III. Pneumonia
A. I, II, and III
B. I only
C. II only
D. I and II only
Answer: A
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Prescription calls for 20 mEq of NaCl for TPN. A stock vial of 5 mEq/mL is available. How many mL of NaCl should be added to the TPN?
A) 100 mL B) 15 mL C) 5 mL D) 4 mL
Which of the following provides an additional source of light during an examination and is usually on a flexible arm?
A. Ophthalmoscope B. Penlight C. Otoscope D. Examination light E. Anoscope
Patients with hemophilia do not require antibiotic premedication for injections of local anesthesia
A) True B) False
Which of the following is TRUE regarding blood glucose levels and stroke?
A) Glucose requires insulin to enter brain cells. B) Excessive glucose in cells causes cellular dehydration. C) Hyperglycemia is protective of brain cells. D) Hypoglycemia worsens neurological outcome.