AP1 Unit 3 Muscle Physiology

The connective tissue that is found just above the muscle is called?

• Fascia
• Epimysium
• Perimysium
• Endomysium

The connective tissue that surrounds each fascicle is called?

• Fascia
• Epimysium
• Perimysium
• Endomysium

The connective tissue that surrounds each muscle fiber is called?

• Fascia
• Epimysium
• Perimysium
• Endomysium

As the athlete lowers the weights, his biceps undergo-

• isometric concentric contraction
• isotonic eccentric contraction
• isometric contraction

Tags

NGSS.HS-PS2-1

The type of muscle contraction where the muscle tenses but does not shorten.  

• Isometric
• Isotonic
• Contraction
• relaxation

When a muscle shortens under tension, it is called_______

• isotonic eccentric contraction
• isotonic concentric contraction
• isometric concentric contraction
• isometric eccentric contraction

Holding barbells out in a sustained motion would be a...

• Isometric contraction
• Isoinertial contraction
• Eccentric contraction
• Concentric contraction

The series elastic components of muscles help with all of the following except

• memory of muscle length

• alignment of muscle fibers

• integration of muscle tissue with tendon tissue

• energy storage in muscle

Skeletal muscle stem cells are called __ cells.

• satellite

• orbitor

• sarcoblast

• osteoblast

A neuromuscular junction is

• The place where the nervous and muscular system interact
• Where a muscle fiber and motor neuron connect
• Both of these
• None of these