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Muscle System
N/A
25
Anatomy
12th Grade
11/05/2013

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Term
Skeletal muscles
Definition
Attached to eh bones of the skeleton.
Term
Smooth muscle
Definition
Small and spindle-shaped. Unmarked by any distinctive striations. Involuntary.
Term
Caridac muscles
Definition
Found only in the heart. Striated and branched. Involuntary.
Term
Contractibility
Definition
Quality no other body tissues possesses. Reduces distance between the parts of its contents, or the space it surrounds.
Term
Excitability/Irritability
Definition
The ability to respond to certain stimuli by producing electiric signals.
Term
Action potenials
Definition
Electric signals impulses.
Term
Extensibility
Definition
The ability to be stretched.
Term
Elasticity
Definition
The ability to return to orginal length when relaxing.
Term
Origin
Definition
The part of a skeletal muscle that is attached to a fixed structure or bone.
Term
Prime mover
Definition
Produces movement in a singlle direction.
Term
Biceps
Definition
The muscle located on the front part of the upper arm.
Term
Triceps
Definition
Muscle on the back of the upper arm.
Term
synergists
Definition
Help to steady a movement or stabilize joint activity
Term
Muscle fatigue
Definition
Caused by an accumulation of latic acid in muscles.
Term
Atrophy
Definition
Muscles shrink from disease
Term
Hypertrophy
Definition
Muscles become enlarged.
Term
Muscle tone
Definition
Muscles slightly contracted and ready to pull.
Term
Intramuscular
Definition
Into the muscle
Term
Physiotherapy
Definition
General sense of comfort and well-being.
Term
Strength
Definition
Capacity to do work.
Term
Muscle spasm
Definition
A sustained contarction of the muscle.
Term
Hernia
Definition
Occurs when an organ protrudes through a weak muscle.
Term
Myalgia
Definition
Used to describe muscle pain.
Term
Rehabilitation
Definition
The retaining of injured or unused muscles.
Term
Strain
Definition
The over stretching or tear of a muscle.
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