ACE ACE - Personal Trainer Anatomy and Biomechanics

Question 1

What type of joint is the glenohumeral (shoulder) joint?

Accepted Answer

Ball-and-socket

Answer

The glenohumeral joint is a ball-and-socket joint, allowing the greatest range of motion of any joint in the body.

Question 2

Which muscle is the primary hip flexor?

Accepted Answer

Iliopsoas

Answer

The iliopsoas, composed of the iliacus and psoas major, is the primary hip flexor muscle.

Question 3

In which plane of motion does a standard bicep curl primarily occur?

Accepted Answer

Sagittal plane

Answer

A bicep curl occurs primarily in the sagittal plane, which divides the body into left and right halves.

Question 4

What is the term for the bony attachment point where a muscle's less-movable end connects?

Accepted Answer

Origin

Answer

The origin is the proximal, less-movable attachment point of a muscle, typically on a stable bone.

Question 5

Which muscle group is the primary antagonist to the quadriceps?

Accepted Answer

Hamstrings

Answer

The hamstrings act as the primary antagonist to the quadriceps during knee extension and flexion movements.

ACE - Personal Trainer Exam Practice Test