Axial Skeleton: Skull Flashcards

1
Q

Lines that separate bones of the skull

A

Suture lines

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2
Q

2 major parts of skull

A

Cranium (surrounds cranial cavity) and facial bones

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3
Q

Caudal bone of skull that articulates w atlas (C1)

A

Occipital bone

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4
Q

Opening in occipital that allows spinal cord to leave brain

A

Foramen magnum (aka magna)

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5
Q

Rostral to the occipital bone

A

Parietal bone

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6
Q

Rostral to parietal bone

A

Frontal bone

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7
Q

Eye socket

A

Orbit

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8
Q

What bone the horns or antlers grow from

A

Frontal

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9
Q

Bones that make up sides of head

A

Temporal

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10
Q

Bulb like cavity that contains the middle ear

A

Tympanic or temporal bulla

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11
Q

Bone contains inner ear

A

Petrous temporal bone

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12
Q

Caudal portion of zygomatic arch

Cranial

A

Caudal: temporal
Cranial: frontal

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13
Q

Cheek bone is called the

A

Zygomatic arch

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14
Q

The mandible articulates with the temporal bone to form

A

TMJ (temporo-mandibular joint)

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15
Q

A fractured mandible symphasis can be fixed by

A

Wrapping wire around it, leaving it like that for 4-6 weeks

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16
Q

3 bones that make up the hard palate

A

Incisive bone, maxilla, and palatine bones

17
Q

Most rostral of upper jaw bones

A

Incisive bone

18
Q

Most caudal portion of hard palate

A

Palatine bones

19
Q

Curled sheets of bone (scrolls) in nose covered w mucous membrane

A

Ethmoid turbinates

20
Q

Nerve endings from what nerve are located in the ethmoid turbinates

A

Cranial nerve I, aka the olfactory nerve

21
Q

Cranial nerve I is used for

22
Q

The openings in the cribriform plate that let the olfactory nerve pass are called

A

Ethmoid foramina

23
Q

The ethmoid turbinates in each nasal passage divide them into 4 channels called

24
Q

When passing a tube through the nose you want the keep it near the

A

Ventral meatus

25
The largest meatus is the
Ventral one
26
Purpose of the turbinates
Warm air, filter air, location for nerve endings for sense of smell
27
Hornless gene is dom or recessive
Dominant
28
Red color trait is dom or recessive
Recessive
29
A female goat with two hornless genes may have
Pseudohermaphrotitism (an intersex condition)
30
Male goats with two hornless genes often have
Low fertility
31
Medical term for lumpy jaw in cattle
Actinomyces bovis
32
Small bones in neck that support trachea
Hyoid bones
33
A larger cranial cavity, the larger cerebral hemisphere, means higher
Thinking