Swine Anatomy Flashcards
1
Q
Vertebral formula
A
C7-> T13-> L6/7-> S4-> Cd20-23
2
Q
of digits
A
4
3
Q
Age of slaughter
A
6-8 mos
4
Q
Carpal glands
A
- apocrine
- secrete pheromones (territory; mark sows during copulation)
- on ventral aspect of forelimb
5
Q
Snout
A
- rostral bone: supports snout
- rostral plate
6
Q
Clin sig of rostral plate
A
Rings prevent rooting
7
Q
Mammary glands
A
- 7 pairs
- lymph drains to superficial cervical and superficial inguinal centers
8
Q
Head
A
- brain protected by 2 plates
- clin sig: humane slaughter= electrocution or CO2 b/c double plating makes it hard to stun by hammer or bolt
9
Q
Dentition
A
- C3, I1, P4, M3 (x2= one arcade)
- females stop tusk growth @ 2 mos
- boars never stop tusk growth
- tusks=canines
- Clin sig: clipping of needle teeth
10
Q
Larynx
A
- forms obtuse angle w/ trachea
- clin sig: difficult to intubate
11
Q
Venipuncture
A
- caudal vein of the helix: IV injections; blood sampling in adults
- cranial vena cava
12
Q
Cranial vena cava
A
- 2nd site for venipuncture
- Clin sig: don’t use left side b/c will hit phrenic n.
- Borders: insert in depression between manubrium and point of right shoulder
13
Q
IM/SQ Injections
A
- Clin sig: no injections in neck or back b/c valuable parts of carcass
- give injections in neck
14
Q
Mandibular lymph ctr
A
- 6 principal nodes
- 4 accessory nodes
15
Q
Retropharyngeal ctr
A
- 2 lateral
- 1 middle
16
Q
Superficial cervical center
A
- dorsal
- middle
- ventral
17
Q
Deep cervical center
A
Along internal jugular v.
18
Q
Tracheal bronchus
A
- ventilates R cranial lobe