Identify the situations that would stimulate the reticular activating system. (Check all that apply.)
A. Wearing a set of silencing headphones
B. A darkened room
C. Smelling breakfast odors
D. Exposure to smelling salts
E. A ringing fire alarm
Answer: E
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Which of the following precursor cells eventually give rise to the platelets?
a) Megakaryoblast b) Proerythroblast c) T lymphoblast d) Monoblast e) Myeloblast
The main branches off of the posterior cord of the brachial plexus are the subscapular and ________ nerves.
Fill in the blank(s) with the appropriate word(s).
The thoracic cavity is situated superior to the abdominopelvic cavity and separated by the diaphragm. Therefore, the diaphragm creates what type of plane?
What will be an ideal response?
Alpha motor neurons innervate ________.
A. nuclear bag fibers B. nuclear chain fibers C. extrafusal fibers D. intrafusal fibers