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Anatomy II > Swine Anatomy > Flashcards

Swine Anatomy Flashcards

1
Q

Vertebral formula

A

C7-> T13-> L6/7-> S4-> Cd20-23

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2
Q

of digits

A

4

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3
Q

Age of slaughter

A

6-8 mos

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4
Q

Carpal glands

A
  • apocrine
  • secrete pheromones (territory; mark sows during copulation)
  • on ventral aspect of forelimb
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5
Q

Snout

A
  • rostral bone: supports snout
  • rostral plate
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6
Q

Clin sig of rostral plate

A

Rings prevent rooting

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7
Q

Mammary glands

A
  • 7 pairs
  • lymph drains to superficial cervical and superficial inguinal centers
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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
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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
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10
Q

Larynx

A
  • forms obtuse angle w/ trachea
  • clin sig: difficult to intubate
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11
Q

Venipuncture

A
  • caudal vein of the helix: IV injections; blood sampling in adults
  • cranial vena cava
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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
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13
Q

IM/SQ Injections

A
  • Clin sig: no injections in neck or back b/c valuable parts of carcass
  • give injections in neck
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14
Q

Mandibular lymph ctr

A
  • 6 principal nodes
  • 4 accessory nodes
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15
Q

Retropharyngeal ctr

A
  • 2 lateral
  • 1 middle
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16
Q

Superficial cervical center

A
  • dorsal
  • middle
  • ventral
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17
Q

Deep cervical center

A

Along internal jugular v.

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18
Q

Tracheal bronchus

A
  • ventilates R cranial lobe
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19
Q

Basal border

20
Q

Line of pleural reflection

A

6th-14th ICS

21
Q

Thoracocentesis

A
  • 6th to 7th ICS
  • either side
22
Q

Dorsal thoracic nodes

A
  • close to aorta
  • drains dorsal part of thoracic wall and mediastinum
23
Q

Ventral thoracic nodes

A
  • sternal nodes
  • drains ventral part of thoracic wall and 1st 2-3 pairs of mamary glands
24
Q

Cranial mediastinal nodes

A
  • cranially to base of heart
  • drains neck and mediastinal contents
  • efferents open in veins and thoracic duct
25
Q

Caudal mediastinal nodes

A
  • caudally to base of heart; inconsistent
  • drains adjacent structures
  • efferents open in dorsal thoracic nodes and tracheobronchal nodes
26
Q

Azygous v.

A

Only have 1 on the left

27
Q

Bronchial center

A
  • aka tracheobronchal nodes
  • drains lungs, heart, and pericardium
28
Q

Stomach

A
  • glandular and non-glandular mucosa
  • clin sig: pigs have gastric diverticulum
29
Q

Jejunum

A

Mainly in R half

30
Q

Large intestine

A
  • sacculated
  • cecum: 3 teniae; below L kidney; continous w/ colon
  • colon: 2 teniae (centripetal loops); centripetal and centrifugal coils make ventrally pointed cone
31
Q

Kidneys

A
  • similar to humans
  • in roof of abdominal cavity
32
Q

Pelvis

A
  • tuber ischi and body of ischium rarely unite in pigs
  • this incomplete fusion = detachment of tuber ischii
33
Q

Pelvis (female)

A
  • suburethral diverticulum
  • clin sig: makes if difficult to catheterize the bladded
34
Q

Pelvis (males)

A
  • dorsal urethral recess
  • clin sig: hard to catheterize
35
Q

Placentation type

36
Q

Uterine tube

A
  • looks like intestines
  • clin sig: hydrosalpinx
37
Q

Cervix

A
  • no fornix
  • continuous w/ vagina
38
Q

Puberty @

39
Q

Pregnancy length

40
Q

Type of castration used for old boars

41
Q

Scrotum

A
  • perineal position
  • dorsocaudally pointed epidiymis tail
42
Q

Testes and epididymis

A
  • castration @ 2-4 days old
  • castration prevents androstenone taint of flesh and skatole
43
Q

Male reproductive organs

A
  • no ampullae
  • body and disseminate prostate
44
Q

Penis

A
  • sigmoid flex.
  • spiral apex
45
Q

Prepuce

A
  • dorsal diverticulum
  • contains smelly fluid made of cell debris soaked in urine that contains pheromones and is released before copulation

Anatomy II (18 decks)

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