Axial Bone of the Skull Flashcards

1
Q

consist of the cranial part (braincase), which surrounds the brain, and the facial part.

A

Skull

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2
Q

the most caudal bone of the skull

A

occipital bone

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3
Q

together with the frontal bone, it forms the roof of the cranial cavity

A

Parietal Bone

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4
Q

forms the rostral part of the roof of the cranial cavity

A

Frontal bone

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5
Q

lies below the parietal bone on the caudolateral surface of the skull

A

temporal bone

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6
Q

lThe most ventral part of the temporal bone forms a rounded prominence
called the _______________

A

tympanic bulla

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7
Q

houses the structures of the middle ear.

A

tympanic bulla

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8
Q

forms the rostral wall of the cranial cavity.

A

Ethmoid Bone

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9
Q

unpaired bone, lying on the ventral aspect of the skull, forming the floor of the cranial cavity.

A

Sphenoid Bone

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10
Q

Sphenoid bone houses the pituitary gland via a depression called __________.

A

sella turcica

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11
Q

forms part of the lateral wall of the air passageway dorsal to the soft palate

A

Pterygoid Bone

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12
Q
  • gutter-shaped bone that longitudinally
    separates the right and left nasal passages.
A

Vomer (Plowshare Bone)

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13
Q

supports the upper incisors and contributes to the formation of palatine fissure. Most rostral bone of the skull

A

Incisive Bone (Premaxilla)

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14
Q

longitudinal bone forming the roof of nasal cavity.

A

Nasal Bone

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15
Q

forms the osseous lateral walls of the
face and major part of the hard palate

A

MAXILLA BONE (upper jawbone)

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16
Q

lies at the medial surface of the orbit,
which houses the eye.

A

LACRIMAL BONE (prefrontal bone)

17
Q

the zygomatic arch is an arch of bone
that projects laterally from the skull, forming the cheekbone.

A

ZYGOMATIC BONE (Jugal, malar)

18
Q

forms part of the hard palate, along with the maxilla and
incisive bone.

A

PALATINE BONE

19
Q

the bony arch forming the lateral wall of the orbit.

A

Zygomatic Arch

20
Q

carries the sockets or alveoli for the teeth of the lower jaw.

21
Q

horizontal part bearing the lower incisor, canine, premolar and molar teeth

22
Q

vertical part bearing no teeth

23
Q

the physiologic gap between the incisors and cheek teeth

24
Q

the mandible is composed of two halves or dentaries, joined at the chin by a
cartilaginous joint called the _________________

A

mandibular symphysis

25
Lies in the intermandibular space and consists of a number of fine bones and cartilages.
HYOID APPARATUS
26
drilling of holes (trephine holes) into the paranasal sinuses. May used to drain infections in sinuses.
Trephination
27
- articulates rostrally with the epihyoid and with the styloid process of the temporal bone caudally
stylohyoid
28
small, rounded bones situated between the stylohyoid and ceratohyoid; also known as the middle cornua.
Epihyoid
29
located in between the epihyoid and basihyoid; small cornua
Ceratohyoid
30
the only unpaired bone and is considered as the base; it is short and flattened and lies in a transverse plane.
Basihyoid
31
articulate caudally with the rostral cornua of the thyroid cartilage of the Larynx
Thyrohyoid
32
3 types of skull based on their shape and structure
1. Brachycephalic 2. Mesocephalic 3. Dolichocephalic
33
Give example of breeds for the brachycephalic, mesocephalic, and dolichocephalic.
B. - pugs, bulldogs, shih tzu M. - golden retriever, beagle D. - Greyhounds, collie