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Veterinary Anatomy III > THRB.25 > Flashcards

THRB.25 Flashcards

1
Q
A

Nasomaxillary aperture

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2
Q
A

Dorsal conchal sinus

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3
Q
A

Frontal sinus

(Conchofrontal sinus)

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4
Q
A

Sphenopalatine sinus

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5
Q
A

Caudal maxillary sinus

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6
Q
A

Septum of the maxillary sinus

(Divides maxillary sinus in Eq only)

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7
Q
A

Ventral conchal sinus

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8
Q
A

Rostral maxillary sinus

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9
Q

List paired the maxillary sinuses of domestic animals

A
  • Maxillary
  • Frontal
  • Palatine
  • Sphenoidal
  • Lacrimal (Ru/Su)
  • Dorsal conchal (Eq/Ru/Su)
  • Ventral conchal (Eq/Ru/Su)
  • Cellulae ethmoidales (Ru/Su)
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10
Q

Location of the maxillary sinus

A

Within the caudal part of the maxilla

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11
Q

Which canal projects into the maxillary sinus?

A

Infraorbital canal

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12
Q

Nasomaxillary aperture is found between…

A
  • Middle nasal meatus
  • Maxillary sinus
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13
Q

Caudal maxillary sinus communicates with…

A

All sinuses

(except the rostral maxillary sinus in Eq)

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14
Q

The maxillary sinus in carnivores is known as…

A

Maxillary recess

(because it is more of a diverticulum than a sinus)

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15
Q

Location of the frontal sinus

A

Within the frontal bone

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16
Q

The frontal sinus communicates with…

A
  • Middle nasal meatus
17
Q

The continuation of the frontal sinus to the dorsal conchal sinus in Eq…

A

Conchofrontal sinus

18
Q

The frontomaxillary opening is between…

A
  • Caudal maxillary sinus
  • Conchofrontal sinus
19
Q

Which species have a multi-compartmented frontal sinus?

A

Bo/Su

20
Q

The frontal sinus of ruminants extends…

A

Into the cornual process

21
Q

Which species possess a sphenopalatine sinus?

A

Equine

(Combination of sphenoid and palatine sinuses)

22
Q

Sphenopalatine sinus communicates with…

A
23
Q

What is found just dorsal to the sphenoid sinus?

A

Optic chiasma

(Sinusitis can spread to the optic nerve here)

24
Q

Function of paranasal sinuses

A
  • Increasing muscle attachment area without increasing weight
  • Provide thermal + mechanical protection to:
    • Orbit
    • Nasal cavity
    • Cranial cavities
25
Q

Paranasal sinuses are lined with…

A

Respiratory mucosa

26
Q
A

Lateral part of the frontal sinus

27
Q
A

Internal table of the frontal sinus

28
Q
A

Medial part of the frontal sinus

29
Q
A

Entrance to the maxillary recess

30
Q

Ectoturbinates are located…

A

In the frontal sinus

31
Q

1; 2; 3

A

Ectoturbinates 1, 2 and 3

Veterinary Anatomy III (124 decks)

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