Muscle Contraction Quiz
Authored by Mark Cruz
Science
11th Grade
NGSS covered
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
What initiates a muscle contraction?
A signal from the nervous system
A signal from the digestive system
A signal from the respiratory system
A signal from the circulatory system
2.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
What happens to muscle fibers during contraction?
They get longer
They get shorter
They stay the same
They disappear
3.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
What are the organelles called that are found in muscle fibers?
Mitochondria
Myofibrils
Ribosomes
Lysosomes
Tags
NGSS.HS-LS2-5
4.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
What are the two types of protein filaments in myofibrils?
Actin and myosin
Collagen and elastin
Keratin and fibrin
Tubulin and dynein
5.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
Which protein filament is thicker?
Actin
Myosin
Collagen
Elastin
6.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
What are actin filaments anchored to?
Z lines
M lines
A bands
I bands
7.
MULTIPLE CHOICE QUESTION
3 mins • 2 pts
What is the region between two Z lines called?
Sarcomere
Myofibril
Sarcolemma
Sarcoplasm
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