AM1 - Sliding Filament Theory
Authored by Jeff Spaulding
Science
10th - 12th Grade
NGSS covered
Used 128+ times
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19 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What starts a muscle contraction?
Release of Calcium Ions
Attachment of Myosin-Heads
An Action Potential
Release of ADP
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
True or False: Calcium Ions bind to Troponin which causes tropomyosin to move, exposing the binding sites on actin.
True
False
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
___are the thin filaments in a sarcomere.
troponin
tropomyosin
actin
myosin
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
___are thick filaments in a sarcomere.
actin
myosin
troponin
tropomyosin
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
______ are proteins that cover the myosin binding site on the actin.
troponin-tropomyosin
sarcomere
sarcolemma
sarcoplasmic reticulum
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
___forms a crossbridge with actin.
actin
myosin
calcium
ATP
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
___slides inward during muscle contraction.
actin
myosin
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