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14428 Anatomy

Sclerotherapy failure is defined as

AUnresponsiveness to consecutive 2 energy sclerotherapies (Correct Answer)
BUnresponsiveness to consecutive 3 energy sclerotherapies
CRemnant bleeding even after sclerotherapy for successive 2 hospital admissions
DFailure to heal after a single treatment
14430 Physiology

Concerning the peripheral chemoreceptors, True is:

AThey respond to changes in the aerial PO2 but not pH
BUnder normoxic conditions, the response to changes in PO2 is very small (Correct Answer)
CThe response to changes in PCO2 is slower than for central chemoreceptors
DThey are the most impoant receptors causing an increased ventilation in response to a rise in PCO2.