BIO 474 Lecture Notes - Lecture 2: Shoulder Girdle, Bony Labyrinth, Branchial Arch
SHARK coracomandibular
other muscles - mandibular cartilage (open mouth)
SHARK rectus cervicus complex
(coracoarcuals, coracohyoids)
pectoral girdle - hyoid (support pharynx help open mouth)
SHARK dorsal pectoral fin muscle (pectoral abductor)
pectoral girdle - ventral surfave of pterygiophores (elevate fin, pull fin caudally)
AdvertisementUpgrade to remove ads
SHARK ventral pectoral fin muscle
(pectoral adductor)
SHARK adductor mandibulae
palatoquadrate - meckle's (close mouth)
SHARK levator palatoquadrati
otic capsule - palatoquadrate (elevate palatoquadrate)
SHARK spiraqularis
otic capsule - palatoquadrate (elevate palatpquadrate
SHARK preorbitalis
chonrocranium - meckel's (close mouth)
SHARK intermandibualris
meckle's - mid-ventral tendon (elevate mouth floor, force water though gill pouches)
find more resources at oneclass.com
find more resources at oneclass.com
SHARK cucullaris
epibrachial muscles - last gill arch and scapula (elevate gill arch, elevate scapula, compress gill pouch)
NECTURUS geniohyoid
dentary - hyoid (protract tongue)
NECTURUS genioglossus
dentary - tongue (move tongue)
NECTURUS procoracohumeralis
scapula - humerus (protract humerus)
NECTURUS pectoralis
linea alba/hypaxial muscles - humerus (adduct humerus)
NECTURUS latissimus dorsi
dorsalis trunci - humerus (retract humerus)
NECTURUS scapular deltoid
scapula/superscapular cartilidge - humerus (protract humerus)
NECTURUS intermandibularis
dentary - median tendonus intersection (compress mouth)
NECTURUS interhyoideus
hyoid - median tendonus intersection (compress throat)
NECTURUS levator mandibulae externus
find more resources at oneclass.com
find more resources at oneclass.com
Document Summary
Shark coracomandibular other muscles - mandibular cartilage (open mouth) Shark rectus cervicus complex (coracoarcuals, coracohyoids) pectoral girdle - hyoid (support pharynx help open mouth) Shark dorsal pectoral fin muscle (pectoral abductor) pectoral girdle - ventral surfave of pterygiophores (elevate fin, pull fin caudally) Shark adductor mandibulae palatoquadrate - meckle"s (close mouth) Shark levator palatoquadrati otic capsule - palatoquadrate (elevate palatoquadrate) Shark spiraqularis otic capsule - palatoquadrate (elevate palatpquadrate. Shark intermandibualris meckle"s - mid-ventral tendon (elevate mouth floor, force water though gill pouches) Shark cucullaris epibrachial muscles - last gill arch and scapula (elevate gill arch, elevate scapula, compress gill pouch) Necturus pectoralis linea alba/hypaxial muscles - humerus (adduct humerus) Necturus latissimus dorsi dorsalis trunci - humerus (retract humerus) Necturus scapular deltoid scapula/superscapular cartilidge - humerus (protract humerus) Necturus intermandibularis dentary - median tendonus intersection (compress mouth) Necturus interhyoideus hyoid - median tendonus intersection (compress throat) Necturus levator mandibulae externus skull - dentary (elevate jaw)
