Author Question: A researcher asks individuals to participate in an experiment that causes arm muscle strain. The ... (Read 112 times)

itsmyluck · **on:** Jun 22, 2018

A researcher asks individuals to participate in an experiment that causes arm muscle strain.

The participants are instructed to use a provided muscle rub after the activity. One group gets a rub with active ingredients to reduce pain whereas the other group gets a ____________ without active ingredients.

a. exogenous ointment
b. endogenous ointment
c. treatment
d. placebo

Question 2

A drug blocks the receptor, preventing activation by the usual neurotransmitter that activates that receptor. This drug would be considered a(n):

a. competitive agonist.
b. non-competitive agonist.
c. non-competitive antagonist.
d. competitive antagonist.