Muscles
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Sternocleidomastoid | Side of neck
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Trapezius | Upper back and neck
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Deltoid | Shoulder
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Biceps brachii | Upper arm, anterior
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Triceps brachii | Upper arm, posterior
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Pectoralis major | Upper chest
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Intercoastals | Between ribs
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Rectus abdominus | Ribs to pubis (pelvis)
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Latissimus dorsi | Spine around to chest
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Gluteus maximus | Buttocks
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Sartorius | Front of thigh
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Quadriceps femoris | Front of thigh
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Tibialis anterior | Front of lower leg
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Gastrocnemius | Back of lower leg
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External oblique | Lateral anterior abdominal
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Extensibility | ability to be stretched
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Elasticity | allows muscle to return to its original shape
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Cardiac Muscle | Forms walls of heart,Contract to circulate,Involuntary muscle
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Visceral or Smooth | Contract to cause movement,found in internal body organs,Contract to cause movement,Digestive, respiratory, blood vessels, eyes
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Skeletal Muscle | Attached to bones,Causes body to move,need rest
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Adduction | Moving a body part toward the midline
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Abduction | Moving a body part away from the midline
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Flexion | Decreasing the angle between two bones, or bending a body part
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Extension | Increasing the angle between two bones, or straightening a body part
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Rotation | Turning a body part around its own axis; for example, turning the head from side to side
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Circumduction | Moving in a circle at a joint, or moving one end of a body part in a circle while the other end remains stationary, such as swinging arm in a circle
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Pronation | Turning a body part downward; turning “palm down”
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Supination | Turning a body part upward; turning “palm up”
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Functions of muscles | Attach to bones to provide voluntary movement,Produce heat and energy, Help maintain posture, Protect internal organs
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Tendon | strong, tough connective tissue cord
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ORIGIN | end that does not move
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INSERTION | end that moves when muscles contracts
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ATROPHY | wasting away- occurs when muscles are not used for long periods of time
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CONTRACTURE | severe tightening of a flexor muscle, permanent contraction
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Agonist | initiates movement
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Antagonist | reverses or opposes a particular movement
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Superficial muscle | closest to skin
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Deep muscle | closer to internal organs
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Created by:
tiffanya1189
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