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ZO 315 -- COMPARATIVE ANATOMY

LAB OBJECTIVES: MUSCLES

NECTURUS

CAT

SHARK

  I.	MUSCLE TERMINOLOGY
	origin
	insertion
	protractor
	retractor
	flexor
	extensor
	adductor
	abductor
	rotator

 II.	Trunk and Tail Musculature:
	myomeres
	myosepta
	horizontal septum
	epaxial muscles
	hypaxial muscles
	vertical septa
	linea alba
III.	Appendicular Musculature:
	levators *
	depressors *
	radials *
 IV.	Branchiomeric Musculature:
	(know definition from lab guide)
	A.	Constrictors
		Dorsal:
			1st=	spiracular + mandibular adductor @			2nd - 6th *
		Ventral:
			1st=	intermandibular @
			2nd-	includes interhyoid *
			3rd - 6th *
	B.	Levators
		1st= palatoquadrate @
		3rd-6th =	cucullaris @
 V.	Hypobranchial Musculature:
	(know definition from lab guide)
	common coracoarcuals @
	coracomandibular @
	coracohyoids @
	coracobranchials @

* know function
@ know origin, insertion, and function
See Table 3-1, pp. 48

NECTURUS

 I.	AXIAL MUSCULATURE
	A.	Trunk Muscles:
		epaxial muscles
		hypaxial muscles
		myomeres
		myosepta
		dorsalis trunci @
		linea alba
		external oblique *
		internal oblique *
		transversus abdominis *
		rectus abdominis @
	B.	Head and Gill Muscles:
		Branchial:
			anterior mandibular levator *
			external mandibular levator *
			mandibular depressor *
			dorsalis trunci (cervical part) *
			branchial levators *
			intermandibular @
			interhyoid @
			branchiohyoid 
		Hypobranchial:
			geniohyoid
			rectus cervicis
II.	APPENDICULAR MUSCULATURE
	C.	Pectoral Muscles:
		pectoralis @
		supracoracoideus @
		procoracohumeralis @
		cucullaris @
		dorsalis scapulae @
		latissimus dorsi @


* know function
@ know origin, insertion, and function
See Table 3-1, pp. 118-119

CAT
  I.	CUTANEOUS MUSCLES (know terms)
	cutaneous maximus *
	platysma *
 II.	SHOULDER MUSCLES
	Superficial Group:
		acromiotrapezius @
		spinotrapezius @
		clavotrapezius 
		clavobrachialis @
		levator scapulae ventralis @
		acromiodeltoid
		spinodeltoid @
		latissimus dorsi @
		lumbodorsal fascia
III.	PECTORAL MUSCLES
	pectoantebrachialis @
	pectoralis major @
	pectoralis minor @
	xiphihumeralis @
 IV.	ABDOMINAL MUSCLES
	external oblique @
	internal oblique @
	transversus abdominis @
	rectus abdominis @
  V.	NECK AND HEAD MUSCLES
	Branchial:
		sternomastoid @
		digastric @
		mylohyoid @
		masseter @
		temporalis @
	Hypobranchial:
		sternohyoid
 VI.	THIGH MUSCLES
	Medial:
		sartorius
		gracilis
	Lateral:
		tensor fascia lata
		biceps femoris
* know function
@ know origin, insertion, and function
See Table 3-1, pp. 184, 186
 
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