Changes

[[Image:Aspinall Slide12.JPG|thumb|right|300px|<small>Image from [http://www.elsevierhealth.co.uk/veterinary-nursing/spe-60136/ Aspinall, The Complete Textbook of Veterinary Nursing], Elsevier Health Sciences, ''All rights reserved''</small>]]

[[Image:Aspinall Slide12.JPG|thumb|right|300px|<small>Image from [http://www.elsevierhealth.co.uk/veterinary-nursing/spe-60136/ Aspinall, The Complete Textbook of Veterinary Nursing], Elsevier Health Sciences, ''All rights reserved''</small>]]

Dogs are toothless at birth. Their '''deciduous''' teeth are complete and functional within 2 months of birth in most breeds. '''Permanent''' teeth are complete and funtional by the end of the 7th month.

Dogs are toothless at birth. The '''deciduous''' teeth are complete and functional within 2 months of birth in most breeds. '''Permanent''' teeth are complete and functional by the end of the 7th month.

The formula for '''deciduous''' teeth: 2 (i3/3 c1/1 p3/3)   

Formula for '''deciduous''' teeth: 2 (i3/3 c1/1 p3/3)   

The formula for '''permanent''' teeth: 2 (I3/3 C1/1 P4/4 M2/3)   

Formula for '''permanent''' teeth: 2 (I3/3 C1/1 P4/4 M2/3)   

===Canine teeth===

===Incisors===

The canine teeth are large, curved and laterally compressed. Their [[Enamel Organ#Root|root]] is longer than their [[Enamel Organ#Crown|crown]]. They have a single [[Enamel Organ#Root|root]].

The canine teeth are large, curved and laterally compressed. Their [[Tooth - Anatomy & Physiology#Root|root]] is longer than their [[Tooth - Anatomy & Physiology#Crown|crown]]. They have a single [[Tooth - Anatomy & Physiology#Root|root]].  

[[Image:Dog Dentition.jpg|thumb|right|300px|Dog Dentition - Copyright Nottingham 2008]]

Premolars are irregular and closely-spaced. They are more complex and larger caudally. The first maxillary premolar has a single root, the second and third maxillary premolar have two roots and the fourth maxillary premolar (carnasial tooth) has three roots.

===Molars===

===Molars===

==Breed Differences==

===Incisors===

The incisors are '''tricuspid''' in the upper jaw and '''bicuspid''' in lower jaw. They have a single [[Enamel Organ#Root|root]].

Eruption times differ between breeds so it is difficult to age dogs by their teeth.  

===Premolars===

|Vetstream = [https://www.vetstream.com/canis/Content/Freeform/fre00587.asp, Canine dentition and chart]

|OVAM = [http://www.onlineveterinaryanatomy.net/content/canine-dentition Image - Canine Dentition]

==Breed Differences==

|date = 9 September 2014}}

{{Waltham}}

{{OpenPages}}

[[Category:Teeth - Anatomy & Physiology]]

[[Category:Teeth - Anatomy & Physiology]]

[[Category:Dog - Alimentary System]]

[[Category:Dog - Alimentary System]]

[[Category:A&P Done]]

[[Category:Oral Examination]]

[[Category:Dentistry]]

[[Category:Waltham reviewed]]

[[Category:LisaM reviewing]]

[[Category:Lisa Milella reviewed]]