The Axial Skeleton Flashcards Preview

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Flashcards in The Axial Skeleton Deck (20)
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1
Q

How many bones form the typical adult appendicular skeleton?

A

126 bones

2
Q

How many bones form typical adult axial skeletons?

A

80 bones

3
Q

What bones form the axial skeleton?

A

Skull, hyoid, vertebral column, sternum and ribs

4
Q

What is the name given to the adult skull minus the mandible?

A

The cranium

5
Q

What are the names given to the top of the adult skull?

A

The calvaria or calva

6
Q

What are the categories of bone forming the typical adult skull?

A

The neurocranium, the facial skeleton (splanchnocranium or visceral cranium) and the auditory ossicles

7
Q

What is the total number of bone forming the adult skull?

A

28 bones

8
Q

How many bones form the typical adult neurocranium?

A

8

9
Q

What bones form the facial skeleton?

A

Mandible, vomer, nasal, maxilla, lacrimal, inferior nasal concha, palatine and zygomatic

10
Q

How many bones form the facial skeleton (splanchnocranium or visceral skeleton)?

A

14 bones

11
Q

How many bone comprise the typical adult auditory ossicles?

A

6 bones (2 malleus, 2 incus, 2 stapes)

12
Q

How many bones are present in the adult hyoid bone?

A

1 bone

13
Q

What bones comprise the typical adult vertebral column or spinal column?

A

The cervical, thoracic, lumbar vertebrae, sacrum, and coccyx

14
Q

What is the number of bones comprising each region of the typical adult spinal column or vertebral column?

A

7 cervical, 12 thoracic, 5 lumbar vertebrae, 1 sacrum, 1 coccyx

15
Q

What is the name given to the presacral region of typical adult vertebral column or spinal column

A

Spine

16
Q

What is the total number of bones forming the typical adult spine?

A

24 bones

17
Q

what is the definition of “spine” as it pertains to the vertebral column?

A

The presacral region of the vertebral column or spinal column

18
Q

How many bones are present in the typical adult sternum?

A

1 bone

19
Q

What regions are present in the typical adult sternum?

A

The manubrium sterni, the corpus sterni and xiphoid process

20
Q

How many ribs are present in the typical adult skeleton?

A

12 pairs 24 ribs