STRUCTURES ASSOCIATED WITH A SKELETAL MUSCLE

Upload 8.03 “Skeletal Muscle

Diagrams”to eBackpack

Introductory QuestionsWhere is skeletal muscle found in your body?A. Attached to boneB. Lining hollow organsC.The heart

A. Attached to bone

What is the function of skeletal muscle?(Choose the correct answers)Voluntary movementStability

-(posture)Communication

-(facial expression, speech)Control of body openingsHeat production

- 85% of body heat is generated by muscles providing the proper environment for enzymes and therefore metabolism

Word Parts/Meanings

FasciEpiPeriEndoMysSarcoLemma

around

band or bundle

Flesh

husk

Inner

muscle

upon

Structures of a skeletal muscle fiber

A Sarcomere

Twizzler analogy

Many packages of Twizzlers = Fascicle

Twizzler analogy 2 1 package of

Twizzlers =

Muscle fiber

The packaging =

Sarcolemma

Twizzler analogy 3

1 bundle of twizzlers =

myofibril

Twizzler analogy 4

1 Twizzler strand =

Filament

Compare the Muscle Fiber to Pull and Peel Twizzlers

How amazing is that?