Author Question: Cortical thickening peaks around the age of a. 18 months. b. 11-12 years. c. 18-25 years. d. 45 ... (Read 138 times)

jace · **on:** Jun 21, 2018

Cortical thickening peaks around the age of

a. 18 months.
b. 11-12 years.
c. 18-25 years.
d. 45 years.

Question 2

An antagonistic pair of muscles is made up of

a. two extensor muscles at the same joint.
b. two flexor muscles at the same joint.
c. an extensor muscle and a flexor muscle at the same joint.
d. two complex muscles that allow joints like hips and elbows to move in many directions