In a conscious adult patient, which of the following pulses should be assessed initially?

A 24-year-old male is supine on the floor and unconscious with snoring respirations. You note a weak, rapid pulse and cool, diaphoretic skin. HR = 124 and regular, BP = 136/88, RR = 12 and regular. Blood glucose is 24 mg/dL. After manually opening the airway and providing oxygen, which of the following should be performed next?

A) Start an IV and administer 25 gm dextrose, IV. B) Start an IV and administer 0.3 mg glucagon, IV. C) Intubate the trachea, start an IV, and administer 25 gm dextrose. D) Administer glucagon, 1 mg IM.

The largest portion of the brain, which is commonly referred to as the ''gray matter,'' is called the:

a.) cerebrum b.) cerebellum c.) brain stem d.) diencephalon