Structure of the Muscle Tissue
Do
Now: Why don’t
muscles tear apart completely every time we workout strenuously?
Today’s
Objective
SWBAT define and explain the role
of the macroscopic anatomical features of the skeletal muscle:
¡Endomysium
¡Perimysium
¡Fascicle
¡Epimysium
¡Tendon
¡Aponeurosis
Copy
This Diagram Into Your Notes
Structure
of the Muscle Tissue
Muscle Fibers are the cells of muscle tissue.
1000’s
of these fibers are bundled together by connective tissue make a muscle
Connective
Tissue Sheaths
Connective Tissues that wrap the
muscle fibers provide strength and support to the
muscle as a whole
Turn
To Your Partner
Partner A – Discuss what are muscle
fibers and what makes up a muscle.
Partner B – Discuss what purpose
the connective sheaths in the muscle serves.
Endomysium
Endomysium is a connective tissue layer that
covers each individual muscle fiber.
FASCICLE
A bundle of multiple muscle fibers
is called a FASCICLE
Perimysium
Perimysium are the connective tissue layers
that surround a fascicle.
Epimysium
Multiple fascicles are surrounded
by the connective tissue layer called the epimysium.
Raise
The Number of Fingers for the Correct Answer for The Question
Connective tissue that surrounds
each individual muscle fiber?
●
●
1.Endomysium
2.Perimysium
3.Epimysium
4.Fascicle
Raise
The Number of Fingers for the Correct Answer for The Question
A bundle of multiple of muscle
fibers?
1.Endomysium
2.Perimysium
3.Epimysium
4.Fascicle
Raise
The Number of Fingers for the Correct Answer for The Question
Connective tissue that surrounds
each individual Fascicle?
1.Endomysium
2.Perimysium
3.Epimysium
4.Fascicle
Raise
The Number of Fingers for the Correct Answer for The Question
Connective tissue that surrounds
bundles of fascicles?
1.Endomysium
2.Perimysium
3.Epimysium
4.Fascicle
Tendons
& Aponeuroses
Epimysium blend together to form the tendons
or aponeuroses
Tendons
& Aponeuroses
Tendons connect
muscle to bone
Aponeuroses
connect muscle to another muscle or connective tissue.
Turn
To Your Partner
Partner A – Explain what a tendon
is?
Partner B – Explain what an aponeurosis is?
Individual
Activity
You may work with your partner – HOWEVER – each individual will complete
their own work and turn in their own copy of the assignment.
DO
NOT WRITE ON THE WORKSHEET…YOU WILL ANSWER ON YOUR OWN PAPER
After
completing the model, answer the questions on the back of the sheet.
In
Your Groups of 4 Each Person will get enough materials for their entire group:
¡Person 1 –Take One Box/Cup/Jar of
Toothpicks
¡
¡Person 2 –Take One Box of Straws
¡
¡Person 3 –Take one Film Canister
for each person in your group
¡
¡Person 4 –Take one instruction
sheet for each person in your group.
Discussion
of the Activity
1.How does the activity demonstrate
the structure of the muscle?
●
2.What does each separate material
represent?
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