Question

which type of anesthesia is also known as a nerve block?
a intravenous
b regional
c topical
d local

Explanation:

Regional anesthesia involves injecting an anesthetic near a nerve or group of nerves (a nerve block) to numb a specific region of the body. Intravenous anesthesia is administered through the veins and affects the whole body (general anesthesia). Topical anesthesia is applied to the skin or mucous membranes for surface - level numbness. Local anesthesia numbs a very small area near the injection site (like a small cut repair).

Answer:

B. regional