Shark Muscles Flashcards
memorize shark OIA
OIA: Epaxial Muscles
O: Myosepta
I: Posterior myosepta
A: Lateral undulation
OIA: Hypaxial Muscles
O: Myosepta
I: Posterior myosepta
A: Lateral undulation; supports viscera
OIA: Pelvic fin, dorsal abductor, levator and extensor muscle
O: Fascia of the myotomes and the iliac process of the pelvic girdle; metapterygial cartilage to the fins
I: Via connective tissues to the pterygiophores and ceratotrichia
A: Abductor, levator, and extensor
OIA: Pelvic fin, ventral adductor, depressor and flexor muscle
O: From the linea alba and puboischiac bar to the metapterygium; from metapterygium to the fins
I: Via connective tissues to the pterygiophores and ceratotrichia
A: Adductor, depressor, and flexor
OIA: Pectoral fin, dorsal abductor, levator and extensor muscle
O: Scapular process of the pectoral girdle and adjacent fascia
I: Pterygiophores(dorsal)
A: Abductor, levator, and extensor
OIA: Pectoral fin, ventral adductor, depressor and flexor muscle
O: Coracoid bar of the pectoral girdle
I: Pterygiophores(dorsal)
A: Adductor, depressor, and flexor
OIA: Epihyoidean
O: Fascia and otic capsule
I: Hyomandibula
A: Compresses gills
OIA: Craniomaxillaris
O: Otic capsule
I: Palatoquadrate cartilage
A: Elevates palatoquadrate
OIA: Quadratomandibularis
O: Rear part of the palatoquadrate
I: Meckel’s cartilage
A: Closes the lower jaw; elevates lower jaw
OIA: Preorbitalis
O: Midventral surface of the chondrocranium, along each side of the upper jaw
I: Tendon to Meckel’s cartilage
A: Closes the lower jaw; elevates lower jaw
OIA: Intermandibularis
O: Midventral raphe
I: Mandible
A: Elevates floor of mouth; compress buccal/oral cavity
OIA: Interhyoideus
O: Midventral raphe
I: Hyoid arch
A: Compresses gills
OIA: Levator maxillae superioris
O: Otic capsule
I: Palatoquadrate
A: Elevates palatoquadrate
OIA: Cucullaris
O: Fascia of the dorsal longitudinal bundles
I: Epibranchial cartilage of the last gill arch; scapular process of the pectoral girdle
A: Levator scapulae
OIA: Common coracoarcuals
O: Coracoid bar
I: Fascia above the rear edge of the mandibularis
A: Expands oral cavity; lowers/depress Meckel’s cartilage(open mouth)
OIA: Coracomandibular
O: Coracoid bar
I: Meckel’s cartilage
A: Depress Meckel’s cartilage
OIA: Coracohyoid
O: Coracoid bar
I: Hyoid arch(basihyal)
A: Depress Meckel’s cartilage and hyoid
