Muscular System

The muscle primarily responsible for a movement
is the

• prime mover .

• synergist.
• antagonist.
• origin.

Which muscle type is not striated?

• Skeletal
• Smooth
• Cardiac

Which muscle type is found in the heart?

• Skeletal
• Smooth
• Cardiac

Which muscle type is found in the internal organs, blood vessels, and airways?

• Skeletal
• Smooth
• Cardiac

• Pectorals
• Rectus Abdominis
• Quadriceps
• Trapezius

Muscles always work in _____

• pairs
• groups of 3
• bones
• joints

Movement of bone around its longitudinal axis (ball and socket joint)

• Circumduction
• Flexion
• Rotation
• Supination

What connects skeletal muscle to bone?

• Tendons
• Ligaments
• Z lines
• Blood vessels

name the muscle shown in green in the image.

• trapezius

• deltoid

• latissimus dorsi

• sternocleidomastoid

• zygomaticus

Where are the actin filaments?

Answer explanation