Muscular System Worksheet
Explore the human muscular system with this Grade 9 science worksheet, covering muscle types, functions, and common terms.
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Muscular System Worksheet
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Read each question carefully and answer to the best of your ability. Use the provided illustration to help you answer questions where applicable.
1. Which type of muscle tissue is responsible for voluntary movements?
Cardiac muscle
Smooth muscle
Skeletal muscle
All of the above
2. Which of the following is NOT a primary function of the muscular system?
Producing movement
Maintaining posture
Generating heat
Storing calcium
3. The ability of a muscle to shorten forcefully when stimulated is called .
4. muscles are found in the walls of internal organs like the stomach and intestines.
5. The primary muscle that causes a movement is known as the .
6. Briefly explain the difference between a tendon and a ligament.
7. Identify the major muscles labeled in the diagram below.
A:
B:
C:
D:
8. Cardiac muscle is found only in the heart and is involuntary.
True
False
9. Muscle cells contain specialized proteins called actin and myosin responsible for contraction.
True
False