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Bio 210 Lab
ch 13 & 17-19
40
Biology
Undergraduate 1
09/30/2010

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Term
ORIGIN
Definition
THE ATTACHMENT POINT OF THE MUSCLE THAT DOES NOT MOVE DURING MUSCULAR CONTRACTIONS.
Term
INSERTION
Definition
THE ATTACHMENT THAT MOVES DURING CONTRACTION
Term
INNERVATION
Definition
THE SPECIFICC NERVE THAT CONTROLS IT
Term
FIXING
Definition
MEANS TO PREVENT MOTION IN EITHER DIRECTION.
Term
PRIME MOVER
Definition
THE MUSCLE THAT HAS THE MAIN FORCE ON A JOINT.
Term
SYNERGIST
Definition
MUSCLES THAT ASSIST THE PRIME MOVER
Term
ANTAGONIST
Definition
OPPOSE THE MUSCLE
Term
TRAPEZIUS
Definition
EXTENDS AND ABDUCTS THE HEAD
Term
DELTOID
Definition
ABDUCTS ARM
Term
PECTORALIS MAJOR
Definition
ROTATES ARM
Term
LATISSIMUS DORSI
Definition
EXTENDS, ADDUCTS, AND MEDIALLY ROTATES ARM
Term
BICEPS BRACHII
Definition
FLEXES ARM
Term
TRICEPS BRACHI
Definition
EXTENDS AND ADDUCTS ARE, EXTENDS FOREARM
Term
BRACHIALLIS
Definition
FLEXES FOREARM
Term
STERNOCLEIDOMASTOID
Definition
ABDUCTS, ROATATES, AND FLEXES HEAD
Term
STERNOHYOID
Definition
DEPRESSES HYOID
Term
PLATYSMA
Definition
DEPRESSES LOWERE LIP, OPENS JAW
Term
FRONTALIS
Definition
RAISES EYEBROWS, DRAWS SCALP ANTERIORLY
Term
OCCIPITALIS
Definition
DRAWS SCALP POSTERIORLY
Term
TEMPORALIS
Definition
CLOSES MANDIBLE
Term
MASSETER
Definition
CLOSES MANDIBLE
Term
BUCCINATOR
Definition
COMPRESSES CHEEK
Term
EXTERNAL ABDOMINAL OBLIQUE
INTERNAL ABDONIBAL OBLIQUE
TRANSVERSUS ABDOMINIS
Definition
COMPRESSES ABDOMINAL WALL LATERALLY, ROTATES TRUNK
Term
INTERNAL ABDOMINAL OBLIQUE
Definition
COMPRESSES ABDOMINAL WALL LATERALLY, ROTATES TRUNK
Term
TRANSVERSUS ABDOMINIS
Definition
Term
RECTUS ABDOMINIS
Definition
FLEXES VERTEBRAL COLUMN, COMPRESSES ABDOMINAL WALL
Term
EXTERNAL INTERCOSTALS
Definition
ELEVATES RIBS INCREASES VOLUME IN THORAX
Term
INTERNAL INTERCOSTALS
Definition
DEPRESSES RIBS DECREASES VOLUME IN THORAX
Term
DIAPHRAGM
Definition
INSPIRATION(CONTRACTION) EXPIRATION( RELAXATION)
Term
NEUROMUSCULAR JUNCTION
Definition
THE SYNAPSE BETWEEN THE NEURON AND MUSCLE FIBER
Term
ACETYLCHOLINE
Definition
RELEASED BY THE NEURON AND STIMULATES AN ACTION POTENTIAL THAT TRAVELS ALONG THE LENGTH OF THE MUSCLE FIBER
Term
GRADED RESPONSE
Definition
WHERE MUCLES GRADUALLY INCREASE FROM SLIGHT TO MORE FORCEFUL CONTRACTIONS.
Term
TWITCH
Definition
SINGLE BRIEF ELECTRICAL IMPULSE
Term
LATENT PHASE
Definition
WHEN CALCIUM IONS ARE RELEASED FROM THE SARCOPLASMIC RETICULUM
Term
CONTRACTION PHASE
Definition
AS THE MYOFILAMENTS SLIDE ACROSS ONE ANOTHER AND THE MUSCLE SHORTENS
Term
RELAXATION PHASE
Definition
THE MUSCLE RETURNING TO THE RESTING STATE
Term
REFRACTORY PERIOD
Definition
WHEN A STIMULUS PRODUCES NO CONTRACTION
Term
TEMPORAL SUMMATION
Definition
IF A STIMULUS IS APPLIED SHORTLY AFTER THE REFRACTORY PERIOD, A MUSCLE CONTRACTS
Term
TREPPE
Definition
INCREASE IN STRENGTH OF CONTRACTION
Term
MOTOR UNIT
Definition
A NERVE FIBER AND ALL THE MUSCLE FIBERS IT ATTACHES TO
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