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Glossary of EFB-385 Cat Muscle Practical

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Created by mssyracuse

Name the 3 materials indicated by the colored dots.
Gemellus cranialis
O. dorsal rim of ilium & ischium
I. greater trochanter of femur
A. abduct thigh

Obturator internus
O. medial surface of ischium & fasciae covering obturator foramen
I. greater trochanter of femur
A. abduct thigh

Quadratus femoris
O. ischial tuberosity
I. bases of greater/lesser trochanters of femur
A. retracts thigh

Psoas minor
O. centra of last 1-2 thoracic vertebrae & centra of first 3-4 lumbar vertebrae
I. pelvic girdle (near pectineus muscle origin)
A. flexes back

Quadratus lumborum
O. centra and transverses processes of lumbar & last several thoracic vertebrae
I. ilium (cranial to origin of iliacus muscle)
A. flexes back & bends vertebral column laterally

N. lift up lateral border of psoas major muscle (near middle)



Serratus dorsalis
O. thoracolumbar fascia
I. proximal portion of ribs
A. cranial: draws ribs forward and outward; caudal: pulls ribs backward and inward

N. beneath l. dorsi (wings of muscle)



Longus colli
O. ventral surfaces of first 6 thoracic vertebrae
I. centra/transverse processes of cervical vertebrae
A. flexes neck & flexes neck laterally

Spiralis
O. fascia overlying erector spinae muscle & spinous processes of last 4 thoracic vertebrae
I. spinous processes of anterior thoracic & most cervical vertebrae
A. extends vertebral column

N. beneath l. dorsi in shoulder region



What 4 muscles act collectively to extend and laterally flex the back & neck & head?
  • 1. erector spinae
  • 2. longissimus dorsi
  • 3. iliocostalis
  • 4. semispinalis capitus + cervicus
Stapedius
O. medial wall of tympanic cavity
I. neck of stapes
A. dampens vibrations of stapes by drawing stapes head backwards

Cricothyroid
O. larynx
I. pharyngeal wall
A. tenses vocal cords

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