LAB #05/#06

What is a myofibril?

• A bundle of muscle cells

• A single muscle cell

• An organelle

• A protein

Which of the following forms a tendon?

• Epimysium

• Perimysium

• Endomysium

• All of the above

True or False: Muscle fascia also helps form tendons

• True

• False

What will happen when this muscle contracts?

• The muscle will pull parallel to the tendon

• The muscle will pull with minimal force on the tendon

• The muscle will pull at an angle to the tendon

• The muscle will pull an opening closed

What will happen when this muscle relaxes?

• The opening will become WIDER

• The opening will become SMALLER

Identify this muscle on the anterior brachium:

• Extensor carpi radialis

• Palmaris longus

• Triceps brachii

• Biceps brachii

Identify this muscle on the posterior brachium:

• Extensor carpi radialis

• Palmaris longus

• Triceps brachii

• Biceps brachii