Muscular System: Types and Functions

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Which type of muscle is characterized by a fiber arrangement where the origin is wider than the point of insertion?

Triangular

Circular

Convergent (correct)

Sphincter

What type of sensory receptors primarily detect changes in the length of a muscle?

Sympathetic Fibers

Motor Neurons

Tendon Spindles

Muscle Spindles (correct)

What occurs if a nerve trunk of a muscle is severed?

Loss of muscle tone

Regulation of blood flow to the muscle

Partial state of contraction

Paralysis of the muscle (correct)

What is the chief muscle(s) that are responsible for a particular movement known as?

Prime mover Signup and view all the answers

What is the site where a nerve fiber meets a muscle fiber to supply it called?

Motor end plate Signup and view all the answers

Which type of muscle is voluntary and striated?

Skeletal muscle Signup and view all the answers

What is the structural unit of a muscle?

Muscle fiber Signup and view all the answers

What type of muscle fiber orientation results in stronger but less range of movement?

Pennate Signup and view all the answers

Which attachment moves the least in a muscle?

Origin Signup and view all the answers

Which type of muscle is involuntary and non-striated?

Smooth muscle Signup and view all the answers

What is the term for the chief muscle(s) responsible for a particular movement?

Primary mover Signup and view all the answers

Which type of muscle fiber orientation results in stronger but less range of movement?

Pennate Signup and view all the answers

What is the term for a muscle that opposes the action of the prime mover?

Antagonist Signup and view all the answers

What is the structural unit of a muscle?

Sarcomere Signup and view all the answers

Which type of sensory receptors primarily detect changes in muscle length?

Muscle spindles Signup and view all the answers

What is the function of skeletal muscles?

Produces movement, maintains posture, stabilizes joints, and generates heat Signup and view all the answers

What is the attachment that moves the least in a muscle known as?

Origin Signup and view all the answers

Which connective tissue sheath surrounds the outer surface of a skeletal muscle?

Epimysium Signup and view all the answers

What type of muscle fiber orientation results in stronger but less range of movement?

Multipennate Signup and view all the answers

What is the structural unit of a muscle called?

Muscle fiber Signup and view all the answers

Muscular System: Types and Functions

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Questions and Answers

Which type of muscle is characterized by a fiber arrangement where the origin is wider than the point of insertion?

What type of sensory receptors primarily detect changes in the length of a muscle?

What occurs if a nerve trunk of a muscle is severed?

What is the chief muscle(s) that are responsible for a particular movement known as?

What is the site where a nerve fiber meets a muscle fiber to supply it called?

Which type of muscle is voluntary and striated?

What is the structural unit of a muscle?

What type of muscle fiber orientation results in stronger but less range of movement?

Which attachment moves the least in a muscle?

Which type of muscle is involuntary and non-striated?

What is the term for the chief muscle(s) responsible for a particular movement?

Which type of muscle fiber orientation results in stronger but less range of movement?

What is the term for a muscle that opposes the action of the prime mover?

What is the structural unit of a muscle?

Which type of sensory receptors primarily detect changes in muscle length?

What is the function of skeletal muscles?

What is the attachment that moves the least in a muscle known as?

Which connective tissue sheath surrounds the outer surface of a skeletal muscle?

What type of muscle fiber orientation results in stronger but less range of movement?

What is the structural unit of a muscle called?

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