Which of the following is comprised of anterior rami from C5-T1?
A. Cervical plexus
B. Brachial plexus
C. Coccygeal plexus
D. Sacral plexus
E. Lumbar plexus
B. Brachial plexus
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Which of the following is incorrect pertaining to the external jugular vein?
A) It is the best vein to use for right cardiac catheterization. B) It typically is a tributary of the subclavian vein. C) It crosses the sternocleidomastoid muscle superficially. D) Abnormal prominence may indicate heart failure. E) If slashed open in the neck, its lumen may be held open by the investing layer of deep cervical fascia resulting in an air embolus.
Ringworm is a fungal infection
Indicate whether the statement is true or false
Cocaine acts as a sympathomimetic drug because it blocks the reuptake of ________.
A. glucose B. norepinephrine C. insulin D. acetylcholine
Which of the following methods appears to have the highest effective rate for preventing pregnancy?
A. Female condom B. Spermicides C. Progesterone-releasing IUD