Which of the following marks the boundary between the outer and middle ears?
A) Tympanic membrane
B) Ear drum
C) Isthmus
D) Footplate of stapes (and oval window)
E) a & b
E
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Injuries to the brain and spinal cord, sepsis, and severe allergic reactions can cause what similar cardiovascular problem?
A) Hypertension B) Loss of tone C) Permeability D) Increased SVR
Which one of the following questions is it critical that the EMT ask the family of a patient who cannot speak and is suspected of having a stroke?
A) "Does your mother have a history of heart problems?" B) "What time did the weakness and dizziness start?" C) "What medications is your mother taking?" D) "Does your mother have any pain in her arms or legs?"
Chemical substances released by neurons are known as:
A. junctions B. synapses C. neurotransmitters D. neurons
What is the name of the device used to support or modify the curvature of an endotracheal tube during intubation?
a. balloon b. circuit c. stylet d. tube