Shared Flashcard Set

Details

Muscles
Cat and Human
34
Anatomy
Undergraduate 4
09/23/2008

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Cards

Term
Temporalis
Definition
O:Temopral Bone
I: Mandible
ACTION: closes jaw
Term
Masseter
Definition
O: Maxilla
I: Mandible
ACTION: Closes jaw
Term
Digastricus
Definition
O: Lower Mandible, Mastoid Process
I: Hyoid
ACTION: Opens mouth, elevates hyoid
Term
Sternocleidomastoid
Definition
O: Manubrium of sternum and clavicle
I: Mastoid Process of Skull
ACTION: Rotates head front/back/sides; flexes neck
Term
Trapezius
Definition
O: Thoracic Vertebrae, occipital bone
I: Clavicle, spine of scapula
ACTION: Elevates, depresses, retracts scapula
Term
Deltoid
Definition
O: Clavicle
I: Deltoid tuberosity of humerus
ACTION: Abducts arm, flexes and rotates arm
Term
Infraspinatus
Definition
O: Infraspinatus fossa of scapula
I: Greater tubercle of humerus
ACTION: lateral rotation of humerus and horizontal abduction of humerus
Term
Supraspinatus
Definition
O: Supraspinous fossa of scapula
I: Greater tubercule of humerus
ACTION: abductino of humerus, stablizes shoulder
Term
Latissimus Dorsi
Definition
O: Spinous process of thoracic, lumbar vertebrae
I: intertubular groove of humerus
ACTION: adducts and extends arm, rotates medially
Term
Pectoralis Major
Definition
O: Sternum, clavicle, costal cartilage
I: Greater tubercle of humerus
ACTION: adducts and flexes arm, medial rotation
Term
Biceps Brachii
Definition
O: Short head: coracoid process; Long head: intertubular groove of humerus
I: radial tuberosity
ACTION: flexes forearm, rolls radius outward to supinate
Term
Brachialis
Definition
O: Distal anterior humerus
I: Coroniod Process of ulna
ACTION: flexes forearm
Term
Triceps Brachii
Definition
O: long head from scapula, lateral/medial from humerus
I: Olecranon process of ulna
ACTION: extends forearm
Term
Flexor Carpi ulnaris
Definition
O: Medial epicondyle of humerus and olecranon process of ulna
I: 5th metacarpal
ACTION: flexes hand, adduct hand
Term
Flexor carpi radialis
Definition
O: medial epicondyle of humerus
I: base of 2&3 metacarpals
ACTION: flexes and abducts hand
Term
Extensor Carpi Ulnaris
Definition
O: lateral epicondyle of humerus
I: base of 5th metacarpal
ACITON: extends and adducts hand
Term
Extensor carpi radialus longus/brevis
Definition
O: lateral epicondyle of humeris
I: 2&3 metacarpal
ACTION: extends and abducts hand
Term
Rectus Abdominus
Definition
O: lateral epicondyle of humerus
I: costal cartilage, xiphoid process of sternum
ACTION: flex lumbar portion of vertebral column
Term
Erector Spinae
Definition
O: transverse processes of thoracic vertebrae and cervical vertebrael; aponeurosis and transverse processes of lumbar and lower thoracic
I: Transverse processes of C2-6; posterior mastoid process
ACTION: Extend and lateral flexion of vertebral column
Term
Gluteus Maximus
Definition
O: iliac crest, saccrum, coccyx
I: iliotibial tract and hip
ACTION: extends thigh, lateral rotation of femur
Term
Gluteus Maximus
Definition
O: iliac crest, saccrum, coccyx
I: iliotibial tract and hip
ACTION: extends thigh, lateral rotation of femur
Term
Gluteus Maximus
Definition
O: iliac crest, saccrum, coccyx
I: iliotibial tract and hip
ACTION: extends thigh, lateral rotation of femur
Term
Gluteus Medius
Definition
O: upper portion of ilium
I: greater trochanter of femus
ACTION: abducts and rotates femus, steadies pelvis
Term
Gluteus minimus
Definition
O: outer portion og ilium
I: anterior part of greater trochanter of femus
ACTION: abducts femur at hip and rotates thigh medially
Term
Sartorius
Definition
O: Spine of ilium
I: Tibia
ACTION: flexes and laterally rotates thigh, flexes knee
Term
Adductors
Definition
O: pubis
I: Linea aspera of femur
ACTION: Adducts, flexes, and rotates femus
Term
Gracilis
Definition
O: Pubis
I: Medial surface of tibia
ACTION: flexes and rotates knee, adducts thigh
Term
Rectus Femorus
Definition
O: Anterior interior of spine of pelvis and acetabulum
I: Patella to tibial tuberosity
ACTION: flexes femur, extends leg
Term
Vastus Medialis/lateralis
Definition
O: Femur
I: Patella to tibial tuberosity
ACTION: extends leg
Term
Biceps Femoris Long
Definition
O: Ishial tuberosity
I: head of fibula and condyle of tibia
ACTION: extends and laterall rotates femur, flexes knee
Term
Biceps Femoris Short
Definition
O: Linea aspera of femus
I: head of fibula and lateral condyle of tibia
ACTION: flexes knee
Term
Tibialis Anterior
Definition
O: Lateral condyle and upper lateral portion of tibia
I: cuneiform and 1st metatarsal
ACTION: dorsiflexsion and inversion of foot
Term
Gastrocnemius
Definition
O: 2 heads, medial and lateral condyles of femur
I: posterior surface of calcaneus
ACTION: plantar flexes foot, flexes knee
Term
Soleus
Definition
O: Medial border of tibia, head of fibula
I: posterior surface of cancaneus
ACTION: plantar flexes foot, steadies leg while standign
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