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The Muscular System
Review of Muscles
74
Anatomy
Graduate
09/14/2009
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Term
smooth muscle
 Definition
Contractie tissue that cmpses the mucles found in the walls internal organs.
Term
Cardiac Muscle
 Definition
heart muscle consisting of striaed musc cells that interlock
Term
Skeletal Muscle
 Definition
contractile tissue thacmprises the muscles attached to the skelton; also caled striated muscle.
Term
Fascia
 Definition
Tough sheet of finrous tisue that binds the ski to underlying musces or that supports and separates muscles.
Term
Myofibrils
 Definition
conctractile portion of muscle fibers.
Term
Actin
 Definition
One of the two major proteins of musce; make up thin myofilaments in myofibrils of muscle cells
Term
Myosin
 Definition
Thick myofilament in myofibrils ta is mad of protei and s capable of breaking down ATP
Term
Mucle twitch
 Definition
a contraction of the minor mussles causing a muscle to move involuntary
Term
summation
 Definition
adding to
Term
neuromuscular Junction
 Definition
Junction between a neuron and a muscle fiber.
Term
Muscle tone
 Definition
Term
muscle spindles
 Definition
modified skeletal muscle fiber that can respond to changes in muscle length
Term
frontalis
 Definition
raises eye brows
Term
orbicularis oculi
 Definition
closes eye
Term
zygomaticus
 Definition
raises corner of mouth
Term
masseter
 Definition
closes jaw
Term
obiculariris oris
 Definition
closes and protrudes lips
Term
sternocleidomastoid
 Definition
flexes neck and rotates head
Term
deltoid
 Definition
abducts arms
Term
pectoralis major
 Definition
flexes and adducts arms
Term
Brachialis
 Definition
flexes forearm
Term
Pectineus
 Definition
Term
adductor longus
 Definition
Term
gracilis
 Definition
Term
adductor group
 Definition
Term
gastrocnemius
 Definition
plantar flexion and eversion of foot
Term
soleus
 Definition
Term
trapezius
 Definition
extends neck and adducts scapula
Term
latissimus dorsi
 Definition
extends or adducts arms
Term
serratus anterior
 Definition
pulls scapula downward and forward
Term
external obique
 Definition
tenses abdominal wall and lateral rotation
Term
rectus abdominis
 Definition
flexes vertebral column
Term
sartorius
 Definition
flexes abducts and rotates leg
Term
rectus femois
 Definition
Term
vastus medialis
 Definition
Term
vastus lateralis
 Definition
Term
quadricep femoris group
 Definition
Term
peroneus longus
 Definition
Term
extensor digtorum longus
 Definition
Term
tibialis anterior
 Definition
Term
brachialis
 Definition
Term
temporalis
 Definition
Term
ocipitalis
 Definition
Term
sternocleidomastoid
 Definition
Term
teres major
 Definition
Term
triceps brachii
 Definition
Term
hamstring group
 Definition
Term
biceps femoris
 Definition
Term
semtediosus
 Definition
Term
semimembranosus
 Definition
Term
Achilles (calcaneal)tendon
 Definition
Term
Infraspinatus
 Definition
Term
Rhomboieus
 Definition
Term
latissimus dorsi
 Definition
Term
gluteus medius
 Definition
Term
glutius maximus
 Definition
Term
adductor magnus
 Definition
Term
gracilis
 Definition
Term
vastus lateras
 Definition
Term
sartorius
 Definition
Term
frontalis
 Definition
Term
masseter
 Definition
Term
orbicularis Oris
 Definition
Term
Buccinator
 Definition
Term
Zygomaticus
 Definition
Term
hyperkines
 Definition
Term
dystrophy
 Definition
Term
electromyogram
 Definition
Term
menisectomy
 Definition
Term
tenorhaphy
 Definition
Term
myotrophy
 Definition
Term
leiomyoma
 Definition
Term
Kinesiotherapy
 Definition
Term
Myocardial therapy
 Definition
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