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Anatomy of Muscles and Movement Quiz

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Which muscle is responsible for flexing the forearm?

Biceps brachii

Explanation

Biceps brachii contracts to flex the forearm.

Which of the following is NOT a function of skeletal muscles?

Regulate body temperature

Explanation

Skeletal muscles do not regulate body temperature.

Which muscle is responsible for extension of the knee?

Quadriceps

Explanation

Quadriceps extends the knee.

Which of the following is the smallest muscle in the human body?

Stapedius

Explanation

Stapedius is the smallest muscle in the human body.

Which muscle is responsible for adduction of the thigh?

Adductor magnus

Explanation

Adductor magnus adducts the thigh.

What is the name of the connective tissue that surrounds individual muscle fibers?

Endomysium

Explanation

Endomysium surrounds individual muscle fibers for support.

Which of the following muscles is NOT part of the quadriceps group?

Biceps femoris

Explanation

Biceps femoris is not part of the quadriceps group.

What is the main function of the muscle spindle?

Detect changes in muscle length

Explanation

Muscle spindle detects changes in muscle length for reflexes.

Which of the following muscles is NOT involved in shoulder abduction?

Pectoralis major

Explanation

Pectoralis major is not involved in shoulder abduction.

#10

Which muscle is NOT a part of the rotator cuff?

Teres major

Explanation

Teres major is not part of the rotator cuff.

#11

What is the role of the sarcoplasmic reticulum in muscle contraction?

Store calcium ions

Explanation

Sarcoplasmic reticulum stores calcium ions for muscle contraction.

#12

What is the function of the troponin complex during muscle contraction?

Bind to calcium ions

Explanation

Troponin complex binds to calcium ions, allowing muscle contraction.

#13

Which structure connects muscle to bone?

Tendon

Explanation

Tendon connects muscle to bone, allowing for movement.

#14

Which protein binds to calcium ions during muscle contraction?

Troponin

Explanation

Troponin binds to calcium ions, initiating muscle contraction.

#15

Which structure stores and releases calcium ions during muscle contraction?

Sarcoplasmic reticulum

Explanation

Sarcoplasmic reticulum stores and releases calcium ions during muscle contraction.

Anatomy of Muscles and Movement Quiz

Which muscle is responsible for flexing the forearm?

Which of the following is NOT a function of skeletal muscles?

Which muscle is responsible for extension of the knee?

Which of the following is the smallest muscle in the human body?

Which muscle is responsible for adduction of the thigh?

What is the name of the connective tissue that surrounds individual muscle fibers?

Which of the following muscles is NOT part of the quadriceps group?

What is the main function of the muscle spindle?

Which of the following muscles is NOT involved in shoulder abduction?

Which muscle is NOT a part of the rotator cuff?

What is the role of the sarcoplasmic reticulum in muscle contraction?

What is the function of the troponin complex during muscle contraction?

Which structure connects muscle to bone?

Which protein binds to calcium ions during muscle contraction?

Which structure stores and releases calcium ions during muscle contraction?

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