tissues cards
What is muscular tissue?
A: Tissue made of muscle cells that can contract and relax to produce movement.
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Q: What are the 3 types of muscular tissue?
A: Striated, smooth, and cardiac muscle.
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Q: What is striated/skeletal muscle?
A: Muscle attached to bones that helps in body movement.
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Q: Where is striated muscle found?
A: Attached to bones.
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Q: Is striated muscle voluntary or involuntary?
A: Voluntary — we can control it.
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Q: What are the main features of striated muscle?
A: Long, cylindrical, striped cells with many nuclei.
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Q: What is smooth muscle?
A: Muscle without visible stripes that works involuntarily.
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Q: Where is smooth muscle found?
A: Walls of stomach, intestine, blood vessels, urinary bladder, etc.
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Q: What is another name for smooth muscle?
A: Unstriated muscle.
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Q: What is cardiac muscle?
A: Special muscle found only in the heart.
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Q: Is cardiac muscle voluntary or involuntary?
A: Involuntary.
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Q: What is the function of cardiac muscle?
A: It contracts rhythmically to pump blood.
🦴 SKELETAL TISSUE
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Q: What is skeletal tissue?
A: Connective tissue that forms the supporting framework of the body.
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Q: What are the two main types of skeletal tissue?
A: Bone and cartilage.
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Q: What are the functions of bone?
A: Support, shape, protection and movement.
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Q: Why is bone hard?
A: Its matrix contains calcium and phosphorus compounds.
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Q: What is cartilage?
A: A connective tissue with a firm but flexible matrix.
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Q: Where is cartilage found?
A: Nose, ears, trachea and joints.
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Q: What are the functions of cartilage?
A: Provides flexibility, support and cushioning.
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Q: Difference between bone and cartilage?
A: Bone = hard and rigid; cartilage = firm and flexible.
🦴 TYPES OF JOINTS
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Q: What is a joint?
A: The place where two or more bones meet.
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Q: What is a fixed joint?
A: A joint that allows little or no movement.
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Q: Example of a fixed joint?
A: Joints between skull bones.
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Q: What is a ball-and-socket joint?
A: A joint that allows movement in many directions.
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Q: Examples of ball-and-socket joints?
A: Shoulder and hip.
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Q: What is a hinge joint?
A: A joint that allows movement mainly back and forth.
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Q: Examples of hinge joints?
A: Elbow and knee.
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Q: What is a pivot joint?
A: A joint that allows rotation.
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Q: Where is a pivot joint found?
A: Between the first two vertebrae of the neck.
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Q: What is a gliding joint?
A: A joint where bones slide over one another.
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Q: Examples of gliding joints?
A: Wrist and ankle.