Micro-anatomy of muscles

The part of the sarcomere that C (Blue) refers to is the?

• Actin
• Myosin
• Troponin
• Tropomyosin

The epimysium covers

• the entire muscle

• the fascicle

• the muscle fiber

• the myofibril

Connective tissue that attaches muscle to bone.

• Epimysium
• Tendon
• Perimysium
• sarcolemma

Which label is the muscle fiber?

• A

• B

• C

• D

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Which label is the myofibril?

• A

• B

• C

• D

The Light I Band consists of... 

• Myosin filaments only
• Actin filaments only
• Myosin and actin filaments
• none of the above

The thick filament is composed of: 

• Myosin
• Actin

Fill-in-the-blank! Muscle, Fascicle, _____, Myofibril

• Muscle fiber
• Myofilament
• Sarcomere
• Actin 

Tags

NGSS.MS-LS1-3

Which of the following is NOT a function of the muscular system?

• Heat production
• Joint stability
• Movement
• Communication

What is the name of the connective tissue covering that covers the entire muscle organ?

• Endomysium
• Perimysium
• Epimysium
• Fascicle