Muscle Fiber: What is a muscle fiber?

Muscles

Quiz
•
Biology
•
9th - 12th Grade
•
Hard
Jaylin Flores
FREE Resource
54 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A. A connective tissue that binds muscles together
B. An individual muscle cell
C. The outer covering of a muscle
D. A protein that helps in muscle contraction
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Motor End Plate: The motor end plate is found:
A. At the junction between a motor neuron and a muscle fiber
B. Inside the nucleus of a muscle cell
C. Within the sarcoplasmic reticulum
D. At the end of a myofibril
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Myofibril: Myofibrils are:
A. The connective tissues surrounding muscles
B. The contractile elements within muscle cells
C. Nerve cells that stimulate muscles
D. The membranes surrounding muscle fibers
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Myosin: Myosin is a:
A. Thin filament protein involved in muscle contraction
B. Thick filament protein involved in muscle contraction
C. Type of motor neuron
D. Type of muscle cell
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Actin: Actin is a:
Thick filament protein involved in muscle contraction
Type of connective Tissue
Thin Filament protein involved in muscle contraction
Structural component of motor neurons
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Sarcolemma: The sarcolemma is:
The cytoplasm of a muscle cell
A protein involved in muscle contraction
The membrane surrounding a muscle fiber
The connective tissue around muscle bundles
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
. A-band: The A-band in a sarcomere:
- A. Contains only actin filaments
- B. Contains only myosin filaments
- C. Contains both actin and myosin filaments
- D. Is the light band in a sarcomere
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