Excluding the upper and central airways, where in the lungs of a normal person is the airway resistance the highest?
A. apices
B. middle zone
C. bases
D. Airway resistance is equal throughout these three lung zones.
A. Incorrect response: See explanation C.
B. Incorrect response: See explanation C.
C. Correct response: In a normal person, gravitational effects on lung water and required stretch make airway resistance slightly higher in the bases than in other regions of the lungs.
D. Incorrect response: See explanation C.
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Which of the following is an advantage of removing the roof of a vehicle that has sustained major damage in a collision?
A) The EMT can better access the patients. B) It makes the entire interior of the vehicle accessible. C) It creates a large exit through which to remove the patient. D) All of the above
Dietary sources of folate include
A) Spinach B) Citrus fruits C) Beans D) All of these
The insurance billing specialist submits TRICARE claims to the TRICARE ____________________.
Fill in the blank(s) with the appropriate word(s).