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UPD Bio 102 Comparative Anatomy Lab -- Cat Musculature (Upper Back, Shoulder and Back of Neck Muscles)

Origin, Insertion and Action of Cat Muscles, based on Sir Alvin Acebedo's megatable. Separate answers as follows: Origin 1, Origin 2; Insertion 1, Insertion 2; Action 1, Action 2. Spelling, wording, and arrangement of answers per subanswer (origin, insertion, action) are based on the table. :)

Terms

undefined, object
copy deck
acromion process; spinodeltoid; flexes and rotates humerus
acromiodeltoid
lambdoidal ridge; scapula; pulls scapula anterior
rhomboideus capitis
last 4 ribs; spines of lumbar vertebrae; pulls rib anterior
serratus dorsalis
subscapular fossa; lesser tuberosity of humerus; pulls humerus medial
subscapularis
spine of scapula; deltoid ridge of humerus; flexes and rotates humerus
spinodeltoid
border of rib; border of adjacent rib; retracts the ribs
internal intercostals
infraspinous fossa; greater tuberosity of humerus; rotates humerus outward
infraspinatus
thoracic and lumbar vertebrae; humerus; pulls forelimb dorsal and posterior
latissimus dorsi
axillary border of scapula; humerus; flexes and rotates humerus
teres major
first 9 ribs; vertebral border of scapula; pulls scapula anterior and ventral
serratus ventralis
spines of thoracic vertebrae; vertebral border of scapula; pulls scapula dorsal
rhomboideus
border of rib; border of adjacent rib; protracts the ribs
external intercostals
spines of cervical vertebrae; spine of scapula; pulls scapula dorsal
acromiotrapezius
middorsal line; lambdoidal ridge; raises head, turns head
splenius
supraspinous fossa; greater tuberosity of humerus; extends humerus
supraspinatus
spines of thoracic vertebrae; fascia of scapular muscles; pulls scapula dorsal and posterior
spinotrapezius
ribs; cervical vertebrae pleurapophyses; flexes neck
scalenes
atlas, occipital bone; metacromion process; pulls scapula anterior
levator scapulae ventralis

Deck Info

18

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