Which of the following Latin prefixes means 1/10?
a. Micro
b. Milli
c. Centi
d. Deci
ANS: D
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Your patient has an open fracture of the ulna. Which of the following is the first thing you should do?
A. Splint the injury, then prop the extremity up on a pillow B. Immobilize the joints above and below the injury with a sling C. Secure the injured extremity to the body with a swathe D. Cut away clothing to expose the injury site, then control bleeding.
Expectorants include which of the following? 1. Guaifenesin 2. Robitussin 3. Iodinated glycerol 4. Potassium iodide 5. Benadryl
a. 1 only b. 2, 3, and 4 only c. 1, 2, 3, and 4 only d. 1, 2, 3, 4, and 5
When an electrical impulse reaches the AV node, it is slowed for a brief period of time so that:
A. blood can pass from the atria to the ventricles. B. blood returning from the body can fill the atria. C. the impulse can spread through the Purkinje fibers. D. the SA node can reset and generate another impulse.
During activation of coagulation, all of the following bind to the phospholipid membrane surface forming a complex except:
a. Procoagulant zymogen (substrate) b. Coagulation inhibitors c. Procoagulant cofactors d. Activated serine protease