Question 30 of 46

That is an incorrect response.

This situation is referred to as tachyphylaxis. It is an increasing tolerance to a drug that is administered repeatedly.

Tachyphylaxis is more likely to occur if the patient's nerve function is allowed to return prior to reinjection. To avoid this from occurring to a patient:

reinject at, or before, your patient expresses the first sign of feeling
use a longer-acting anesthetic if you know ahead of time that you'll be working a longer than average time on your patient