Download DOGFISH DISSECTION MANUAL

C
DOGFISH
DISSECTION
MANUAL
Bruce D. Wingerd
Illustrated by Geoffrey Stein, D.V.M.
CAROLINA BIOLOGICAL SUPPLY COMPANY
2700 York Road, Burlington, North Carolina 27215
FACHBEREICH BIOLOGIE (K)j
der Technischen HochschuJe.Darmstedi
- Bibliothek D - 6 1 0 0 D a r m s t a d t / B. R. D
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Contents
Illustrations
Introduction
1.
v
vii
EXTERNAL ANATOMY
1
General External Features
Head 1 .
Trunk 3
Tail 3
The Integument
1
3
Epidermis 3
Dermis 3
2.
THE SKELETAL SYSTEM
5
The Skeleton of the Head Region
Chondrocranium
7
Splanchnocranium
7
5
The Vertebral Column 8
Caudal Vertebrae 8
Trunk Vertebrae 10
The Appendicular Skeleton 10
Pectoral Girdle & Appendages 10
Pelvic Girdle & Appendages 12
3.
THE MUSCULAR SYSTEM
13
Somatic Muscles of the Trunk & Tail
Fin Muscles 14
Muscles of the Pectoral Fin 14
Muscles of the Pelvic Fin 14
Branchial Muscles 14
Superficial Constrictors
Levators 17
Interarcuals 17
Hypobranchial Muscles
4.
INTERNAL ANATOMY
14
20
21
Dissection of the Body Wall
Coelomic Membranes 22
21
Contents
Pericardium
Peritoneum
IV
22
22
7.
,
Major Organs of the Coelom
24
5. _THE DIGESTIVE & RESPIRATORY SYSTEMS
Oral and Pharyngeal Regions
Oral Cavity 26
Pharynx 26
25
25
Digestive Organs of the Pleuroperitoneal Cavity
26
Liver 26
Gallbladder
26
Esophagus 27
Stomach 27
Intestine 29
Pancreas 29
Cloaca 31
6.
THE CIRCULATORY SYSTEM
External Features of the Heart
The Venous System 33
Hepatic Portal System 34
Renal Portal System 34
Systemic Veins 34
32
32
The Arterial System 36
Branchial Circulation
38
The Dorsal Aorta and Its Branches
Internal Structures of the Heart 41
40
THE UROGENITAL SYSTEM
42
The Male Urogenital System
Kidneys 43
Testes 43
Ductus Deferens 43
Sperm Sac 43
Cloaca 43
Siphon 43
r
43
The Female
Kidneys
Ovaries
Oviducts
Uterus
Cloaca
8.
Urogenital System
45
47
47
48
48
45
THE NERVOUS SYSTEM & SPECIAL SENSES
The Brain 49
Dorsal Aspect
Cranial Nerves
Ventral Aspect
Sagittal Aspect
50
52
55
55
The Spinal Cord 56
Organs of Special Sense 57
Lateral Line System 57
"The Ear 58
Olfaction
59
The Eye 59
49