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Anatomy > Spinal Column > Flashcards

Spinal Column Flashcards

1
Q

How many bones in the human body?

A

206 bones

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2
Q

How many bones in the axial skeleton?

A

80

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3
Q

How many bones in the appendicular skeleton?

A

126

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4
Q

What is the axial skeleton?

A

skull, thoracic cage, and vetebral column

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5
Q

What is the appendicular skeleton?

A

arms, legs, pectoral girdle, and pelvic girdle

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6
Q

How many vetebrae in the spine?

A

33

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7
Q

How many movable vetebrae in the spine?

A

24

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8
Q

What is atlas?

A

the first cervical vetebrae that holds up the head; aka C1

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9
Q

What is axis?

A

the second cervical vetebrae; aka C2 aka epistropheus

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10
Q

How many cervical vertebrae are there?

A

7

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11
Q

How many thoracic vertebrae are there?

A

12

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12
Q

How many lumbar vertebrae are there?

A

5

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13
Q

How many bones in the sacrum?

A

5 (fused)

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14
Q

How many bones in the coccyx?

A

4 (fused)

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15
Q

What is atypical vertebrae?

A

C1 and C2;

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16
Q

What is the joint between sacrum and coocyx?

A

sacrococcygeal joint

17
Q

What are facet joints?

A

gliding/planar/ zygapophyseal (Z) joints that connect vetebrae

18
Q

What are primary curves?

A

kyphosis (from baby); thorasic and sacral curvatures

19
Q

What are secondary curves?

A

lordosis, cervical and lumbar

20
Q

Know parts of atlas?

A
  • anterior arch with tubercle
  • posterior arch with tubercle
  • lateral mass
  • transverse process
  • transverse foramen (vertebral artery)
21
Q

Parts of axis?

A
  • odontoid or dens
  • transverse foramen
  • transverse ligament
22
Q

What are pedicles?

A

posts of bone coming off of the body

23
Q

What are pedicles?

A

posts of bone coming off of the body of the vetebrae

24
Q

What are lamina?

A

parts of the vetebrae between the transverse process and the spinous process

25
Q

What is the intervetebral foramen?

A

a whole in the vetebrae where nerves go

26
Q

What is the coccygeal cornu?

A

the corners on the triangle of the coccyx

27
Q

What is the sacral hiatus?

A

end of sacrum where the nerve leaves

28
Q

What are ala?

A

wings of sacrum

29
Q

What is the sacral promintory?

A

a prominent ridge in the front of the sacrum

Anatomy (12 decks)

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