The only complaint of a 28-year-old unrestrained driver involved in a motor vehicle crash is cervical pain. on exam he is noted to have paralysis of all extremities and absent sensation peripherally; there are no other indications of external or internal bleeding. vital signs are as follows: pulse of 128/min, thready; respirations of 24/min, shallow, and irregular; and blood pressure of 92/48 mm hg. you suspect he is in what type of shock?
a) psychogenic
b) cardiogenic
c) neurogenic
d) anaphylactic

C

Explanation: There are several clues in this case. Unrestrained driver (He didn´t wear his safety belt); cervical pain; paralysis of all extremities (tetraplegia) and absence of peripheric sensations (numbness); Tachycardia and Hypotension. All of these related to a Neurogenic Shock, probably an Incomplete Spinal Cord Injury (SCI).

between the two muscle layers is the myenteric or auerbach's plexus, which controls peristalsis. in the colon, the muscularis externa is much thicker because the feces are large and heavy, requiring more force to push along. the stomach has a third layer of muscularis externa: the inner oblique layer.

answer: tell your parents first, and wait another couple of days. if it gets any worse, then you should call and ask. and you can always take pain meds if need be.

explanation: