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Skull Flashcards

1
Q

How many bones does the skull contain?

A

29 bones

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2
Q

How many cranial bones does the Skull consist of?

A

8 bones

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3
Q

How many facial bones does the Skull consist of?

A

14 bones

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4
Q

Another word for the floating bone in the throat?

A

Hyoid bone

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5
Q

How many ear (auditory) ossicles are in the skull?

A

6 ossicles

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6
Q

How many paired facial bones do we have in the skull?

A

Six paired

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7
Q

How many single facial bones do we have in the skull?

A

Two singles

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8
Q

What are the two single facial bones that we have in the skull?

A

The mandible and vomer

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9
Q

What are the six paired facial bones that we have in the skull?

A

The maxillary, zygomatic, nasal, lacrimal, palatine, and inferior nasal concha bones.

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10
Q

What are the four single cranial bones that we have in the skull?

A

Frontal, occipital, ethmoid, and sphenoid

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11
Q

What are the two paired cranial bones that we have in the skull?

A

Temporal and parietal

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12
Q

How many paired cranial bones do we have in the skull?

A

Two paired

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13
Q

How many single cranial bones do we have in the skull?

A

Four singles

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14
Q

Cranial vault (cranium) is what portion of the skull?

A

The superior portion of the skull

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15
Q

Cranial base is what portion of the skull?

A

The Anterior portion of the skull

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16
Q

The Cranial base is divided into how many indentations?

A

3 indentations

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17
Q

The three indentations of the Cranial base are?

A

Anterior cranial fossa, middle cranial fossa, and posterior cranial fossa

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18
Q

How many cavities does the skull contain?

A

5 cavities

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19
Q

What are the 5 cavities of the skull?

A

Cranial cavity, Orbits, Paranasal sinuses, Nasal cavity, and Oral cavity

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20
Q

The superior dome like portion of the skull is called what?

A

Calvaria (skullcap)

21
Q

How many fossae are in the cranial floor?

A

There are 3 fossae of the cranial floor

22
Q

The brain fits into what?

A

The fossae

23
Q

How many sutures are in the Cranial part of the skull?

A

There are 5 sutures

24
Q

What are the names of the 5 sutures of the Cranial part of the skull?

A

Coronal, Sagittal, Lambdoidal, Squamous, Occipitomastoid

25
The function of the foramina in the cranial floor is to do what?
Most are for the passage of cranial nerves; blood vessels also pass through some
26
The bones that compose the anterior fossa?
27
The bones that compose the middle fossa?
28
The bones that compose the posterior fossa?
29
What are the four major sutures of the cranium?
Coronal, Sagittal, Lambdoidal, and Squamous
30
The Coronal suture articulates the?
Frontal bone to the two parietal bones
31
The sagittal suture articulates the?
The two parietal bones
32
The Lambdoidal suture articulates the?
The occipital bone to the two parietal bones
33
The Squamous suture articulates the?
The temporal bone to the two parietal bones
34
What is the clinical significance of the mastoid process?
35
what is the clinical significance of the thin, squamous portion of the temporal bone?
36
Why is the Hyoid bone referred to as the floating bone?
It is the only bone in the body that does not articulate with another bone
37
Why is the Sphenoid bone called the keystone of the cranium?
38
Why is the Hyoid bone called the keystone of the facial bones?
39
The five parts of the Mandible?
Body, Ramus, Mandibular condyle, Alveoli, and Mandibular symphosis
40
How many parts of the Mandible are there?
There are 5 parts of the mandible
41
How many parts of the Maxillae are there?
There are two parts of the Maxillae
42
What are the two parts of the Maxillae?
43
What 7 bones compose the orbit of the eye?
44
What 4 bones contain the paranasal sinuses?
45
What 2 bones compose the nasal septum?
46
What 2 bones compose the hard palate?
The palatine process and the palatine bone
47
What is the Mandibular condyle?
The site of articulation with temporal bone, providing the only freely moveable joint of the skull-the temporomandibular joint (TMJ)
48
Very thin; easily fractured section of the Temporal bone?
49

Axial Skeleton (3 decks)

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