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Veterinary Anatomy III > THRB.24 > Flashcards

THRB.24 Flashcards

1
Q
A

Dorsal nasal meatus

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2
Q
A

Dorsal nasal concha

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3
Q
A

Middle nasal meatus

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4
Q
A

Duct of lateral nasal gland

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5
Q
A

Common nasal meatus

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6
Q
A

Nasolacrimal duct

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7
Q
A

Cartilage of nasal septum

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8
Q
A

Ventral nasal meatus

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9
Q
A

Vomeronasal organ

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10
Q
A

Lateral frontal sinus with ectoturbinates

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11
Q
A

Dorsal nasal cavity

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12
Q
A

Middle nasal cavity

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13
Q
A

Ventral nasal cavity

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14
Q
A

Entrance to the maxillary recess

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15
Q
A

Alar fold

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16
Q
A

Basal fold

17
Q
A

Ventral nasal concha

18
Q

Where does the nasal cavity extend?

A

Nostrils → Lamina cribrosa

19
Q

Function of nasal conchae

A

Increase respiratory surface area

20
Q

Nasal conchae in animals with highly developed olfactory senses…

A

Are more complex

21
Q

What is found underlying the mucosa of the nasal cavity?

A

Vascular plexii

22
Q

Endoturbinate I

A
  • Longest endoturbinate
  • Most dorsal
  • Extends furthest into the nasal cavity
  • Forms the base of the dorsal nasal conchae
23
Q

Endoturbinate II

A
  • Forms the bony part of the middle nasal conchae
24
Q

The bony part of the ventral nasal concha is formed by the…

A

Maxilla

25
Q

What is contained in the caudal portion of the nasal cavity

A
  • Ethmoid conchae
  • Contains olfactory nerve endings
26
Q

Composition of conchae

A
  • Basal lamella - Lateral wall of nasal cavity
  • Spiral lamella - Formed medially to basal lamina
27
Q

Give the conchae formation in Ca

A
28
Q

Give the conchae formation in Equine

A
29
Q

Give the conchae formation in ruminants

A
30
Q

Paired duct on the nasal cavity floor

A

Ductus incisivus

31
Q

Give the blood supply of the nasal cavity

A
  • Major palatine a.
  • Maxillary a. → Sphenopalatine a.
    • Caudal nasal a.
    • Lateral nasal a.
    • Septal nasal a.
32
Q

Give the innervation of the nasal cavity

A
  • Olfactory n. (CN-I) → Through lamina cribrosa
  • Vomeronasal n.

Veterinary Anatomy III (124 decks)

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