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Skeletal System > The Skeletal System II: Axial Skeleton > Flashcards

The Skeletal System II: Axial Skeleton Flashcards

1
Q

Does the vertebral column consist of C?-C?
T?-T?
L?-L?

A

C1-C7
T1-T12
L-1-L5

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2
Q

The bones of the upper and lower limbs, the pectoral girdle, and the pelvic girdle form the

A

Appendicular Skeleton

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3
Q

The cranial bones of the skull consist of (5)

A 
(Back) Occipital Bone
Parietal Bone
Frontal Bone
Temporal Bone
(Front)  Ethmoid Bone
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4
Q

Breast Bone Superior to inferior (3)

A

1/ Manubrium
2/ body
3. Xiphoid Process

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5
Q

A hole through a bone that allows pasage for nerves and blood vessls is called

A

Foramen

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6
Q

The strong, immovable joint betwwen the auricular surface of the sacrum and the hip bone is the

A

sacroiliac

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7
Q

The Fontanels are (4)

A

soft spot in the skull of an infant, covered with tough, fibrous membrane

  1. Anterior
  2. Mastoid
  3. Sphenoid
  4. Posterior
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8
Q

The two skull bones that form most of the cranial rood and part of the walls are the

A

parietal bone

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9
Q

How many pairs of ribs are there?

A

12 pairs

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10
Q

What are the two functions of the ribs?

A
  1. To protect the thoracic organs

2. To protect the liver, kidney, and spleen

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11
Q

How many cranial bones are found in the skull?

A

8 cranial bones

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12
Q

What is the structure that connects the frontal bone to the parietal bone?

A

Coronal Suture

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13
Q

The opening between the pedicles of the two successive vertenrae that allowes for the passage of nerves is

A

intervertebral foramen

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14
Q

Name the three auditory ossicles. (3)

A 
Middle Ear smallest Bone
1 malleus (“hammer”)
2 incus (anvil)
3 stapes (stirrup).
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15
Q

What are the compnents of the thoracic cage? (3)

A
  1. Thoracic vertebrae
  2. Sternum
  3. Ribs
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16
Q

Within the vetebral column, a cartiagenous pad consisting of an iinner gelantinous nucleus sorrinded by a ring of fibrocartillage is called the

A

Intervertebral disc

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17
Q

What are the names of the vertebral curvatures?

A

four anteroposterior curvatures:
thoracic and sacral, both concave anteriorly,
and cervical and lumbar, both concave posteriorly

18
Q

Define Maxillae

A

Maxilla are bones that form the upper jaw

19
Q

The major blood supply to the brain is carried by an artery that passes through the

A

carotid canal

20
Q

The position of the spinous process

A

posterior

21
Q

the largets cavity that encloses the brain is called the

A

cranial cavity

22
Q

List five classes of vertebrae (5)

A
  1. Throacic
  2. Sacral
  3. Cervical
  4. Lumbar
  5. Sacrum and Coccyx
23
Q

Paranasal Sinuses are (4)

A
  1. frontal (the lower forehead),
  2. maxillary (cheekbones), 3. ethmoid (beside the upper nose),
  3. and sphenoid (behind the nose).
24
Q

The bones that form the angels of the cheeks and part of the lateral wall of each orbit are the

A

zygomatic bones

25
Q

What are the facial bones (8)

A
  1. mandible
  2. maxillae
  3. nasal
  4. lacrimal
  5. inferor nasal conchae
  6. zygomatic
  7. palatine
  8. vomer
26
Q

The longest part of the sternum is called

A

body or galdiolus

27
Q

the small triangular bone made up of 4 or 5 small fused vertenrae is called

A

coccyx

28
Q

List the 4 vertebral curvatures

A

Cervical
Thoracic
Lumbar
Pelvic

29
Q

the two-step process of endchrondral ossfication ar

A

chondrification and ossification

30
Q

A bony outgrowth or protuding of a bone is called

A

Protuberance

31
Q

What the sutures of the parietal bones (4)

A

Coronal
Sagittal
Squamous
Lambdoid

32
Q

2 regions of the skeleton

A

axial

appendicular

33
Q

what are the sutures of the tympanic

A

sttyloid process and external acoustic meatus

34
Q

A rounded knob that articulates with another

bone (occipital condyles of the skull)

A

Condyle

35
Q

A projection superior to a condyle (medial

epicondyle of the femur)

A

Epicondyle

36
Q

the bone that forms the posterio wall of the pelvic

A

sacrum

37
Q

the bones of the skull that encloses the brain

A

cranium

38
Q

the spinal cordw enters the cranial cavity by passing throught the

A

foramen magum

39
Q

A rough elevated surface (tibial tuberosity)

A

tubrtosity

40
Q

the borad superior portion of the sternum

A

manubrium

41
Q

a slit through a bone is called

A

fissure

Skeletal System (1 decks)

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