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Muscle Contractions Review

Authored by Amanda Santucci

Science

12th Grade

NGSS covered

Used 66+ times

Muscle Contractions Review
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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What structure connects the message from the brain to a muscle?

Motor Neuron

Sarcomere

Sarcoplasmic Reticulum

Muscle Fiber

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What structure stores and releases calcium ions?

Myofybril

Sarcomere

Sarcoplasmic Reticulum

ATP

Tags

NGSS.HS-LS1-3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What structure in the muscle disperses the signal out to each muscle fiber?

Sarcomere

Myofibril

T-Tubules

Sarcoplasmic Reticulum

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which myofibril is thin and light?

Actin

Myosin

Myoglobin

Hemoglobin

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which myofibril is thick and dark?

Actin

Myosin

Myoglobin

Hemoglobin

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Myosin and actin physically interact when muscle is resting.

True

False

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which two chemicals allow myosin and actin to interact?

ATP and Calcium

Calcium and Sodium

Sodium and ATP

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