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Anatomy I: Lesson 1
Anatomical Directions and Specie Identification Objective: Students will study the essentials of veterinary anatomy in order differentiate between species, identify variations and explore anatomical directions.
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Car – carnivora (meat-eating animals) ca – canis familiaris (dog)
fe – felis catus (cat)
Un – ungulates (hoofed animals) eq – equus caballus (horse)
ru - ruminantia (cattle, goat, sheep) su – sus scrofa domestica (pig)
Latin Nomenclature
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Anatomical Directions
B. Gerics
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Scapula ◦ Regio praescapularis,
interscapularis (dors, withers)
◦ Spina scapulae
Humerus ◦ Regio brachii
Radius + Ulna ◦ Regio antebrachii
Carpus (set of bones)
Metacarpus
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Carpus (set of bones)
Metacarpus Phalanx prox., I., os compedale,
fetlock Phalanx medii, II., os coronale,
pastern Phalanx dist., III., os ungulare,
coffin
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Tuber coxae
Tuber ischiadicum
Femur ◦ Trochanter
Articulatio genus (stifle)
Tibia + Fibula
Tarsus (set of bones)
◦ Calcaneus + others – Tendo calcaneus communis (Achillis)
Metatarsus (3rd + 2/4)
Phalanx prox., med., dist.
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Regions of the Head
- frontalis, parietalis, occipitalis, temporalis, auricularis, oralis etc.
- masseterica - mentalis (chin) - supra- and
infraorbitalis - palpebra inferior - labialis superior - mandibularis
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Regio
- mentalis (chin)
- mandibularis
- intermandibularis
- subhyoidea (bone within tounge)
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Regio parotidea
Fossa retromandibularis
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Vertebrae Anatomy
body (corpus)
◦ extremitas cran. (convex) & caud. (concave) discus intervertebralis, NO synovial joints !
arch (arcus): 2x pediculus + lamina
◦ DORSAL! – orientation
◦ incisura cran. + caud. foramen intervertebrale
(for. vertebrale laterale)
processes (processus)
◦ proc. spinosus, transversus, articularis
◦ proc. mamillaris (+cran. artic.), accessorius
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What Aspect?
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What Aspect?
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Cervical Vertebrae
mobility
body very convex + concave
articular surfaces very large
- proc. transv. tuberculum dors. + ventr.
- for. transversarium? (cervical only)
- ALL SPECIES HAVE 7 CERVICAL VERTEBRA!
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Cervical Vertebrae, C1
C1 – atlas, nodding movement ◦ body massa lat., proc. transv. wing (ala atlantis), no proc. articularis, proc. spinosus
tuberculum
◦ cran.: deep excavation for condylus occipitalis
◦ ventral: excavation: fossa alaris
◦ foramina (interspec. diff.)
for. alare fossa alaris
for. vertebrale lat. (MED!) canalis vertebralis
for. transversarium perforates proc. transv.
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Cervical Vertebrae
C2 – axis, rotatory movement
cran. projection: dens axis ◦ interspec. diff.: shape of dens
fac. articul. cran.
proc. spinosus
C6 – tuberculum ventr. lamina ventralis
C7 – caud: attachment of 1st rib, NO for. transv.
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