Muscle Naming Worksheet
Grade 9 Science worksheet focusing on the naming and identification of major human muscles.
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Muscle Naming Worksheet
Name:
Date:
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Read each question carefully and provide the best answer. Refer to your knowledge of human anatomy and muscle terminology.
1. Which muscle is primarily responsible for extending the forearm at the elbow joint?
Biceps brachii
Triceps brachii
Deltoid
Pectoralis major
2. The large muscle group forming the buttocks is known as the:
Quadriceps
Hamstrings
Gluteus maximus
Gastrocnemius
3. The muscle located on the front of the thigh, responsible for knee extension, is called the .
4. The calf muscle, which helps in plantarflexion of the foot, is known as the .
5. The large, fan-shaped muscle of the chest is the .
6. Name two muscles that are antagonistic to each other in the upper arm, and briefly describe their primary actions.
Match each muscle with its primary location.
7. Deltoid
a. Calf
8. Hamstrings
b. Shoulder
9. Trapezius
c. Posterior thigh
10. Gastrocnemius
d. Upper back/neck
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