The process of alleviating pain is:

a. Anesthesia
b. Analgesia
c. Sedation
d. Anesthetics

b
Rationale: a. Anesthesia is causing the cessation of sensory perception.
b. Correct.
c. Sedation is a reduction of the patient's level of consciousness and an impairment of their ability to respond to external stimuli.
d. Anesthetics are medications used to produce an alteration in sensory perception.