
Sliding Filament Theory

Quiz
•
Science, Physical Ed
•
University
•
Medium
Standards-aligned
Van Rowe
Used 13+ times
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Muscles are attached to bones by _____.
Ligaments
Tendons
Cartilage
Axons
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Contractile unit of a muscle.
sarcomere
motor unit
fascicle
myofibril
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thick filaments are in a myofibril are
ATPase
Sarcoplasmic reticulum
Actin
Myosin
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Thin filaments in a myofibril are
Sarcomeres
Sarcoplasm
Actin
Myosin
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calcium:
causes ATP binding to actin
increases the action potential along the sarcolemma
binds to proteins on myosin
triggers the binding of myosin to actin
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a crossbridge?
Where myosin binds to actin
Where the calcium crosses into the cytoplasm
Where calcium binds with troponin
None of the answers are correct.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The energy needed to perform a muscle contraction comes directly from
ATP
Oxygen
Glucose
Calcium
Tags
NGSS.HS-LS1-7
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