Which carpal bone is not in the distal row of carpal bones?
A. trapezium
B. hamate
C. capitate
D. triquetrum
E. trapezoid
Answer: D
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Before draining into the dural sinuses, the blood from the head passes into the external (superficial) and internal (deep) veins.
Answer the following statement true (T) or false (F)
The denticulate ligament:
A) is a modification of the pia mater B) is found between all dorsal and ventral roots C) attaches to the dural sac continuously D) has its terminal attachment at S2 E) holds the redicular arteries in place
Appropriate management for a patient with severe epistaxis, tachycardia, and diaphoresis following an injury to the face includes:
A) positioning the patient supine and elevating his or her legs 12 to 18 inches. B) administering enough IV crystalloid fluids to maintain adequate perfusion. C) pinching the patient's nares together and instructing him or her to lean back. D) applying direct pressure to the bridge of the nose and keeping the patient calm.
What neurotransmitter is released from the parasympathetic postganglionic fiber?
a. sodium b. dopamine c. acetylcholine d. norepinephrine e. epinephrine