O

• obedience training
• obesity
• obiective
• obligate
• obligate anaerobe
• obligate parasite
• obligate parasite [2]
• obligatory anaerobe
• obligatory parasite
• oblique
• oblique fracture
• oblique muscles
• obstetrics
• obstipation
• obstruction
• obstruction [2]
• obstructive jaundice
• obtundent
• obturator
• obturator muscles
• obturator nerve
• occipital bone
• occiput
• occlusion
• occlusion [2]
• occlusive dressing
• occult bleeding
• occult blood
• occupational exposure standard
• ocular
• ocular reflexes
• oculocardiac reflex
• oculomotor
• oculomotor nerve
• odd-toed animal
• odontalgia
• odontogenesis
• odontoid
• odontology
• oedema
• oesophageal
• oesophageal hiatus
• oesophagoscope
• oesophagostomy
• oesophagus
• oestradiol
• oestriol
• oestrogens
• oestrous cycle
• oestrus
• Oestrus
• Oestrus [2]
• ointment
• old dog encephalitis
• Old English sheepdog
• olecranon
• olfaction
• olfactory bulb
• olfactory nerve
• olig(a)emia
• oligogalactia
• oligosaccharides
• oliguria
• Ollulanus tricuspis
• omental leaf
• omentofixation
• omentopexy
• omentum
• omentum majus
• omentum minus
• omnivorous
• omphalocele
• onchocercosis
• oncogene
• oncology
• oncoviruses
• ontogenesis
• ontogeny
• onychectomy
• onychomycosis
• oocyst
• oocyte
• Oodinium
• oogenesis
• oophorectomy
• opacity
• open angle glaucoma
• open cervix pyometra
• open wound
• open-rooted teeth
• operable
• operating room
• operating theatre
• operation
• ophtalmencephalon
• ophtalmia
• ophtalmia neonatorum
• ophtalmology
• ophtalmoscope
• opiates
• opisthotonus
• opioids
• opportunistic
• optic
• opticchiasm
• opticchiasm [2]
• optic disk
• optic globe
• optic nerve
• optic nerve [2]
• optic nerve coloboma
• opticofacial reflex
• optional anaerobe
• oral
• oral administration
• oral cavity
• orbit eye socket
• orcheitis
• orchiectomy
• organ
• organ of Corti
• organ of Jacobson
• organelles
• organic compounds
• organism
• organochlorides
• organophosphates
• orgasm
• orientation
• orifice
• ornitosis
• orogastric
• oropharynx
• orphan virus
• orthodontics
• orthop(a)edics
• orthopnoea
• Ortolani's sign
• oscilloscope
• oscillotonometry
• osmolality
• osmolarity
• osmole
• osmosis
• osmotic diarrhoea
• osmotic pressure
• osseous
• osseous labirinth
• ossification
• osteitis
• osteoarthritis
• osteoarthropathy
• osteoarthrosis
• osteoblast
• osteochondritis
• osteochondritis dissecans
• osteochondroma
• osteochondrosis
• osteoclasts
• osteocytes
• osteodystrophy
• osteogenesis
• osteoma
• osteomalacia
• osteomyelitis
• osteon
• osteopathy
• osteophyma
• osteophyte
• osteoporosis
• osteosarcoma
• osteotome
• osteotomy
• ostitis
• ostium
• ostium [2]
• otitis
• otitis externa
• otitis interna
• otitis media
• otoacariasis
• otobiosis
• otoconium
• otodectosis
• otolith
• otorrhoea
• otoscope
• ototoxic
• outbreeding
• outcome
• outer ear
• outpatient
• ova
• oval window
• ovarian bursa
• ovarian cyst
• ovarioectomy
• ovariohysterectomy
• ovary, ovaries
• overdose
• overhydration
• overshot bite
• overshot jaw
• over-the-counter medicine
• oviduct
• oviparous
• ovoviviparity
• ovulation
• ovum
• owner compliance
• oxalate calculi
• oxidases
• oximeter
• oxygen
• oxygen debt
• oxygen deficiency
• oxygen saturation
• oxygen therapy
• oxyhemoglobin
• oxyntic cells
• oxytefracycline
• oxytocic
• oxytocin
• oxyurids
• Oxyuris