Anatomy of a Muscle

The bundle of muscle fibers in Area #5 is called the -

• epimysium

• fascicle

• endomysium

• muscle fiber

Myofilaments are made up of two types of proteins known as?

• Actin and Myosin

• Troponin and Tropomyosin

• Myoglobin and hemoglobin

• none of these

What connective tissue is number 5?

• perimysium

• muscle fiber

• fascicle

• endomysium

What is number 6?

• perimysium

• epimysium

• fascicle

• endomysium

Which of the following are types of muscle? Select ALL that apply.

• cardiac

• rough

• smooth

• hepatic

Which of the following muscles has it's name derived from the direction of fibers.

• Rectus abdominus

• Pectoralis Minor

• Sternocleidomastoid

• Masseter

Which of the following muscles has it's name derived from it's origin and insertion?

• Sternocleidomastoid

• Triceps brachii

• Gracilis

• Diaphragm

Which muscle is deepest?

• Sartorius

• Rectus Femoris

• Vastus Intermedius

• Articularis Genu

What structure is shown here?

• neuromuscular junction

• sarcomere and 2 types of myofilaments

• origin and insertion

• synaptic cleft

List the structures of a muscle from smallest to largest

• myofilaments, myofibril, muscle fiber, fascicle, muscle

• fascicle, muscle, myofibril, myofilaments, muscle fiber

• fascicle, sarcomere, muscle, muscle fiber, myofilaments

• myofilaments, myofibril, muscle, fascicle, sarcomere