The amount of body area involved with a burn is determined by the
A. cause of the burn.
B. amount of pain.
C. color of the skin.
D. rule of nines.
E. ABCDE rule.
D
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Which of the following is a notable feature of leukemia?
a. crescent-shaped erythrocytes b. absence of certain blood clotting factors c. yellowing of the eyes and skin d. excessive numbers of white blood cells
What is the development of a girl's breasts at puberty called?
A. Menarche B. Climacteric C. Pubarche D. Thelarche E. Mammarche
The proximal portion of the nail is the ________.
A. nail fold B. nail root C. hyponychium D. nail body E. eponychium
If the AV node is damaged so that it can no longer transmit the signal from the SA node (total heart block), will the ventricles continue to contract? Why or why not?
A) No: there are no cells left to pace and coordinate the heart beat. B) No: the SA node must be intact to pace the system. C) Yes: however, ventricular contractions will no longer follow atrial contractions, and the rate of ventricular contractions will be significantly slowed. D) Yes: the AV bundle will keep the heart going at the usual rate.