Muscular System 2
Terms
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- sphincter
- A ring-like band of muscle fibers that closes a natural orifice.
- pronation
- the act of turning the palm or sole of the foot backward or downward
- supination
- the act of turning the palm or sole of the foot forward or upward
- myoedema
- Swelling or edema of a muscle.
- involuntary muscle
- A muscle that is not controlled by the patient.
- gluteus
- The buttock muscle.
- tendon
- A strong, fibrous band of tissue that attaches muscle to bone.
- gastrocnemius
- The calf muscle
- ligament
- A strong band of fibrous tissue that holds bones to bones or supports large organs.
- myogelosis
- Hardening of a muscle.
- tone, tonus
- Slight, continuous contraction of muscle.
- adduction
- drawing toward the midline
- antagonist
- A muscle that opposes the action of another muscle.
- pectoralis major and pectoralis minor
- Chest muscles.
- abduction
- drawing away from
- passive movement
- Any movement involving the contraction of muscles with the energy supplied from an outside source.
- myotasis
- Stretching of muscle.
- voluntary muscle
- A muscle that is controlled by the patient.
- muscle
- An organ that by contracting produces movement.
- extension
- straightening
- medial rotation
- turning toward the midline
- circumduction
- circular movement
- active movement
- Voluntary movement involving the contraction of muscles with energy supplied by the patient.
- spasm
- An involuntary contraction of a muscle.
- flaccid
- limp
- lateral rotation
- turning away from the midline
- hyperextension
- extreme or excessive straightening
- fascia
- A band of tissue enveloping muscles and certain organs of the body.
- flexion
- bending
- deltoid
- The triangular muscle that invests the shoulder.
- myodiastasis
- Separation of a muscle.
- popliteus
- Muscle posterior to the knee.
- contracture
- A shortened or distorted muscle.
- asthenia
- weakness
- synergist
- A muscle that acts together with another.
- ambulation
- walking