Test 2: Skull Flashcards

1
Q

What word refers to the bones that cradle the brain?

A

Neurocranium

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2
Q

What word refers to the bones of the face that house sensory organs?

A

Viscerocranium

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3
Q

What are the two parts of the neurocranium?

A

Chondrocranium (the cartilaginous base of the skull)

Desmocranium (all the outside bones)

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4
Q

How many ossification centers does the frontal bone have?

A

2

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5
Q

How many features does the frontal bone have?

Can you name them?

A

8

Glabella

Temporal lines

Temporal fossa

Superciliary arches

Supraorbital margins

Frontal sinuses

Foramen cecum

Supraorbital foramen or notch

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6
Q

What bone is the zygomatic arch mostly made up of?

A

Temporal bone

Partly zygomatic bone, mostly temporal bone

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7
Q

Does the common carotid go through the foramen lacerum?

A

No, but you can see the common carotid through this foramen

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8
Q

What bones are both viscerocranium and neurocranium?

A

Ethmoid bone, sphenoid bone, and temporal bone

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9
Q

What are the distinct cavities of the skull?

A

Anterior cranial fossa

Middle cranial fossa

Posterior cranial fossa

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10
Q

What does the glabella reside on?

A

The frontal bone

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11
Q

On which bone will you find the temporal lines?

A

The frontal bone and parietal bones

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12
Q

What bone houses the temporal fossa?

A

The frontal bone

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13
Q

What bone houses the superciliary arches?

A

The frontal bone

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14
Q

On which bone are the supraorbital margins found?

A

The frontal bone

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15
Q

Where are the frontal sinuses found?

A

On the frontal bone

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16
Q

On which bone will you find the foramen cecum?

A

The frontal bone

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17
Q

Where do you find the supraorbital foramen/notch?

A

Frontal bone

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18
Q

Where is the coronal suture found?

A

Running coronally and forming the border between the parietal bones and the frontal bone

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19
Q

Where is the sagittal suture found?

A

On the midline of the skull running posteriorly from the coronal suture, separating the parietal bones

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20
Q

What two bones do the squamous sutures separate?

A

Temporal and parietal bones

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21
Q

What two bones do the lamboid sutures separate?

A

Occipital and parietal bones

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22
Q

Where are the penetrant parietal foramina (PF) found?

A

On the parietal bones near the sagittal suture

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23
Q

Where is the groove for the meningeal artery found?

A

Inner side of parietal bones

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24
Q

What bone of the skull connects to the vertebral column?

A

Occipital bone

25
Q

Where do you find the external occipital protuberance?

A

Occipital bone

26
Q

On which bone is the foramen magnum found?

A

Occipital bone

27
Q

Where do you find the condylar canal?

A

Occipital bone

28
Q

Where do you find the hypoglossal canal

A

Occipital bone

29
Q

Where do you find the pharyngeal tubercle

A

Occipital bone

30
Q

Where do you find the occipital condyles? What do they articulate with?

A

Occipital bone (articulate with atlas)

31
Q

Where do you find the superior and inferior nuchal lines?

A

Occipital bone

32
Q

Where do you find the zygomatic process?

A

On the temporal bone

33
Q

Where do you find the external acoustic meatus?

A

Temporal bone

34
Q

Where do you find the mastoid process?

A

Temporal bone

35
Q

Where do you find the mastoid notch?

A

Temporal bone

36
Q

Where do you find the styloid process?

A

Temporal bone

37
Q

Where do you find the mandibular fossa?

A

Temporal bone

38
Q

Where do you find the petrotympanic fissure?

A

Temporal bone

39
Q

Where do you find the articular tubercle

A

Temporal bone

40
Q

The majority of the zygomatic arch is composed of what bone?

A

Temporal bone

41
Q

Where do you find the carotid canal

A

Temporal bone

42
Q

Where do you find the foramen lacerum>

A

Temporal bone

43
Q

Where do you find the internal acoustic meatus

A

Temporal bone

44
Q

Where do you find the ossea tubae auditivae

A

Temporal bone

45
Q

Where do you find the stylomastoid foramen

A

Temporal bone

46
Q

Where do you find the Croat galli

A

Ethmoid bone

47
Q

Where do you find ethmoid air cells

A

Ethmoid bone

48
Q

Where do you find the superior and middle concha and meatus?

A

Ethmoid bone

49
Q

Where do you find the perpendicular plate?

A

Ethmoid bone

50
Q

What bone makes up the medial wall of the orbit?

A

Ethmoid bone

51
Q

Where are the anterior and posterior ethmoidal foramen found?

A

Ethmoidal bone

52
Q

What are the four fontanelles?

A

Anterior, posterior, sphenoid, and mastoid fontanelles

53
Q

What are the four sinuses?

A

Ethmoid, sphenoid, frontal, maxillary

54
Q

What do the ethmoid air cells, frontal sinus, and maxillary sinus communicate through with the nasal cavity?

A

Hiatus semilunaris

55
Q

What are the tooth sockets known as?

A

Alveoli

56
Q

What bones are part of the neurocranium and the viscerocranium?

A

Sphenoid bone
Ethmoid Bone
Temporal Bone

57
Q

What are the bones of the Neurocranium?

A

Frontal Bone
Occipital Bone
Parietal Bone

Sphenoid Bone* (excluding pterygoid process)

Ethmoid Bone* (cribiform plate)
Temporal Bone* (squamous/petrous)

58
Q

What are the bones of the viscerocranium?

A
Nasal Bone
Lacrimal Bone
Maxilla
Zygomatic Bone
Mandible
Vomer
Inferior Nasal Turbinate
Palatine Bone
Hyoid Bone

Sphenoid Bone* (pterygoid process)

Ethmoid Bone* (excluding cribiform plate)

Temporal Bone* (tympanic/styloid process)