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Muscular Movements in Joint Actions Quiz

#1

What is the primary function of the biceps brachii muscle?

Flexion of the elbow joint
Explanation

The primary function of the biceps brachii muscle is to flex the elbow joint.

#2

What is the primary action of the triceps brachii muscle?

Extension of the elbow joint
Explanation

The primary action of the triceps brachii muscle is to extend the elbow joint.

#3

What muscle is NOT involved in shoulder external rotation?

Supraspinatus
Explanation

Supraspinatus is not involved in shoulder external rotation.

#4

What muscle is NOT involved in knee flexion?

Gastrocnemius
Explanation

Gastrocnemius is not involved in knee flexion.

#5

What muscle is NOT involved in hip adduction?

Gluteus medius
Explanation

Gluteus medius is not involved in hip adduction.

#6

Which muscle is primarily responsible for extension of the knee joint?

Quadriceps femoris
Explanation

Quadriceps femoris is the main muscle group responsible for extending the knee joint.

#7

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

Pectoralis major
Explanation

Pectoralis major is not involved in shoulder abduction.

#8

During knee flexion, which muscle group acts as the primary agonist?

Hamstrings
Explanation

Hamstrings act as the primary agonist during knee flexion.

#9

Which muscle is responsible for pronation of the forearm?

Pronator teres
Explanation

Pronator teres is responsible for pronation of the forearm.

#10

During wrist extension, which muscle group acts as the primary agonist?

Extensor digitorum
Explanation

Extensor digitorum acts as the primary agonist during wrist extension.

#11

Which muscle is primarily responsible for adduction of the shoulder joint?

Latissimus dorsi
Explanation

Latissimus dorsi is primarily responsible for adduction of the shoulder joint.

#12

Which muscle is NOT involved in plantar flexion of the foot?

Tibialis anterior
Explanation

Tibialis anterior is not involved in plantar flexion of the foot.

#13

Which muscle assists in both flexion and abduction of the shoulder joint?

Deltoid
Explanation

Deltoid assists in both flexion and abduction of the shoulder joint.

#14

Which muscle is NOT involved in hip flexion?

Gluteus maximus
Explanation

Gluteus maximus is not involved in hip flexion.

#15

Which muscle group is involved in both flexion and supination of the forearm?

Biceps brachii
Explanation

Biceps brachii is involved in both flexion and supination of the forearm.

#16

During ankle inversion, which muscle acts as the primary antagonist?

Peroneus longus
Explanation

Peroneus longus acts as the primary antagonist during ankle inversion.

#17

What muscle group is primarily responsible for hip extension?

Gluteus maximus
Explanation

Gluteus maximus is the primary muscle group responsible for hip extension.

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