9. Muscle Tissue
Structure of a Skeletal Muscle
9. Muscle Tissue
Structure of a Skeletal Muscle
1
concept
Organization of Muscle Tissue
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2
example
Structure of a Skeletal Muscle Example 1
3m
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3
Problem
ProblemWhat layer of connective tissue surrounds and separates muscle fibers?
A
Epimysium.
B
Perimysium.
C
Endomysium.
D
Fascicle.
4
Problem
ProblemA fascicle is a bundle of:
A
Epimysium.
B
Muscle Fibers.
C
Myofilaments.
D
Muscles.
5
concept
The Muscle Fiber
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6
example
Structure of a Skeletal Muscle Example 2
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7
Problem
ProblemThe plasma membrane of a muscle fiber is called the ____________ and it wraps bundles of ____________.
A
Sarcolemma: myofibrils.
B
Sarcoplasmic reticulum: myofilaments.
C
Sarcomere: myofilaments.
D
Sarcoplasmic reticulum: myofibrils.
8
Problem
ProblemTrue or False: if false, chose the answer that corrects the statement.
The smallest contractile unit of a muscle is the muscle cell.
A
True.
B
False, the smallest contractile unit is the fascicle.
C
False, the smallest contractile unit is the myofibril.
D
False, the smallest contractile unit is the sarcomere.
Additional resources for Structure of a Skeletal Muscle
PRACTICE PROBLEMS AND ACTIVITIES (5)
- The connective tissue covering that encloses the sarcolemma of an individual muscle fiber is called the a. ep...
- A fascicle is a a. muscle, b. bundle of muscle fibers enclosed by a connective tissue sheath, c. bundle of my...
- Thick and thin myofilaments have different compositions. For each descriptive phrase, indicate whether the fil...
- The function of the T tubules in muscle contraction is to a. make and store glycogen, b. release Ca²⁺ into th...
- True or false: Most muscles contain a predominance of one skeletal muscle fiber type. Explain the reasoning be...