Studied by 24 people
Origin of orbicularis oculi
Maxilla, frontal
Insertion of orbicularis oculi
Encircles eye
Action of orbicularis oculi
Closes the eyelids
Origin of orbicularis oris
Maxilla, mandible
Insertion of orbicularis oris
Lips
Action of orbicularis oris
Closes the lips
Origin of risorius
Fascia of masseter
Insertion of risorius
Angle of the mouth
Action of risorius
Draws out the angle of the mouth
Origin of zygomaticus major
Zygomatic bone
Insertion of zygomaticus major
Angle of the mouth
Action of zygomaticus major
Elevates and abducts the upper lip
Origin of zygomaticus minor
zygomatic bone
Insertion of zygomaticus minor
Orbicularis oris of upper lip
Action of zygomaticus minor
Elevates and abducts the upper lip
Origin of masseter
Zygomatic arch
Insertion of masseter
Mandible
Action of masseter
Elevates and protracts mandible
Origin of lateral pterygoid
Sphenoid
Insertion of lateral pterygoid
Mandible
Action of lateral pterygoid
Retracts and depresses mandible
origin of medial pterygoid
Sphenoid, maxilla
Insertion of medial pterygoid
Mandible
Action of medial pterygoid
Protracts and elevates mandible
Origin of internal intercostals
Superior edge of ribs
Insertion of internal intercostals
Inferior edge of next rib above
Action of internal intercostals
Forces expiration, depresses the ribs
Origin of rectus abdominis
Symphysis pubis, pubic crest
Insertion of rectus abdominis
Inferior thoracic cage
Action of rectus abdominis
Flexes the vertebral column, compresses the abdomen
Origin of external abdominal oblique
Ribs
Insertion of external abdominal oblique
Midline of abdomen
Action of external abdominal oblique
Compresses the abdomen, flexes and rotates the vertebral column
Origin of internal abdominal oblique
Pelvis
Insertion of internal abdominal oblique
Midline of abdomen
Action of internal abdominal oblique
Compresses the abdomen, flexes and rotates the vertebral column
Origin of gastrocnemius
Femur
Insertion of gastrocnemius
Calcaneus
Action of gastrocnemius
Plantarflexes floot, flexes leg
Origin of soleus
Tibia, fibula
Insertion of soleus
Calcaneus
Action of soleus
Plantarflexes foot
Origin of flexor digitorum longus
Tibia
Insertion of flexor digitorum longus
Phalanges
Action of flexor digitorum longus
Flexes four lateral toes, plantar flexes and inverts foot
Origin of levator ani
Pubis, ischium
Insertion of levator ani
Sacrum, coccyx
Action of levator ani
Elevates anus, supports the pelvic viscera
Origin of bulbospongiosus in male
Central tendon, median raphe of penis
Origin of bulbospongiosus of female
Central tendon
Insertion of bulbospongiosus male
Dorsal surface and bulb of penis
Insertion of bulbospongiosus of female
Base of clitoris
Action of bulbospongiosus
Constricts urethra, erects penis or clitoris
Origin of ischiocavernosus
Ischial ramus
Insertion of ischiocavernosus
Corpus cavernosum
Action of ischiocavernosus
Compresses base of penis or clitoris
Origin of deep transverse perineal
Ischial ramus
Insertion of deep transverse perineal
Midline connective tissue
Action of deep transverse perineal
Supports pelvic floor
Origin of superficial transverse perineal
Ischial ramus
Insertion of superficial transverse perineal
Central tendon
Action of superficial transverse perineal
Fixes central tendon
Origin of quadriceps femoris
Ilium
Insertion of quadriceps femoris
Tibia
Actions of quadriceps femoris
Extends knee, flexes hip
Muscle of sartorius
Ilium
Insertion of sartorius
Tibia
Action of Sartorius
Flexes hip and knee, laterally rotates thigh
Origin of extensor digitorum longus
Tibia
Insertion of extensor digitorum longus
Phalanges
Action of extensor digitorum longus
Extends the toes
Origin of Extensor hallucis longus
Fibula, interosseus membrane
Insertion of extensor hallucis longus
Distal phalanx of great toe
Action of extensor hallucis longus
Extends great toe, dorsiflexes, inverts foot
Origin of tibialis anterior
Tibia, interosseus membrane
Insertion of tibialis anterior
Tarsal, metatarsal
Action of tibialis anterior
Dorsiflexes, inverts foot
Note
Flashcard