Which of the following centers responds more strongly to high levels of CO2?
a. Aortic chemoreceptors
b. Carotid chemoreceptors
c. Central chemoreceptors
d. Ventral respiratory centers
ANS: C
For a given increase in PaCO2 or hydrogen ion concentration, the carotid bodies are less respon-sive than the central chemoreceptors. The peripheral chemoreceptors account for only 20% to 30% of the ventilatory response to hypercapnia.
You might also like to view...
Why should a medical assistant copy the patient's driver's license and the front and back of an insurance card?
What will be an ideal response?
An illness or injury where the insured is unable to perform the major duties of his or her specific occupation is called
A) partial disability. B) total disability. C) preexisting condition. D) temporary disability.
The patient's age affects the per diem payment received by the inpatient psychiatric facility
Indicate whether the statement is true or false
Posture testing includes ________.
A. measuring joints with a goniometer B. looking at the patient's spinal curve from all sides C. moving various joints in specific ways D. having the patient resist a force applied to a muscle group E. having the patient walk away, turn around, and walk back