The Skeletal System II: Axial Skeleton

Question 1

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

Answer 1

C1-C7
T1-T12
L-1-L5

Question 2

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

Answer 2

Appendicular Skeleton

Question 3

The cranial bones of the skull consist of (5)

Answer 3

(Back) Occipital Bone
Parietal Bone
Frontal Bone
Temporal Bone
(Front)  Ethmoid Bone

Question 4

Breast Bone Superior to inferior (3)

Answer 4

1/ Manubrium
2/ body
3. Xiphoid Process

Question 5

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

Answer 5

Foramen

Question 6

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

Answer 6

sacroiliac

Question 7

The Fontanels are (4)

Answer 7

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

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

Question 8

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

Answer 8

parietal bone

Question 9

How many pairs of ribs are there?

Answer 9

12 pairs

Question 10

What are the two functions of the ribs?

Answer 10

1. To protect the thoracic organs

2. To protect the liver, kidney, and spleen

Question 11

How many cranial bones are found in the skull?

Answer 11

8 cranial bones

Question 12

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

Answer 12

Coronal Suture

Question 13

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

Answer 13

intervertebral foramen

Question 14

Name the three auditory ossicles. (3)

Answer 14

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

Question 15

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

Answer 15

1. Thoracic vertebrae
2. Sternum
3. Ribs

Question 16

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

Answer 16

Intervertebral disc

Question 17

What are the names of the vertebral curvatures?

Answer 17

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

Question 18

Define Maxillae

Answer 18

Maxilla are bones that form the upper jaw

Question 19

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

Answer 19

carotid canal

Question 20

The position of the spinous process

Answer 20

posterior

Question 21

the largets cavity that encloses the brain is called the

Answer 21

cranial cavity

Question 22

List five classes of vertebrae (5)

Answer 22

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

Question 23

Paranasal Sinuses are (4)

Answer 23

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

Question 24

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

Answer 24

zygomatic bones

Question 25

What are the facial bones (8)

Answer 25

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

Question 26

The longest part of the sternum is called

Answer 26

body or galdiolus

Question 27

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

Answer 27

coccyx

Question 28

List the 4 vertebral curvatures

Answer 28

Cervical Thoracic Lumbar Pelvic

Question 29

the two-step process of endchrondral ossfication ar

Answer 29

chondrification and ossification

Question 30

A bony outgrowth or protuding of a bone is called

Answer 30

Protuberance

Question 31

What the sutures of the parietal bones (4)

Answer 31

Coronal Sagittal Squamous Lambdoid

Question 32

2 regions of the skeleton

Answer 32

axial | appendicular

Question 33

what are the sutures of the tympanic

Answer 33

sttyloid process and external acoustic meatus

Question 34

A rounded knob that articulates with another | bone (occipital condyles of the skull)

Answer 34

Condyle

Question 35

A projection superior to a condyle (medial | epicondyle of the femur)

Answer 35

Epicondyle

Question 36

the bone that forms the posterio wall of the pelvic

Answer 36

sacrum

Question 37

the bones of the skull that encloses the brain

Answer 37

cranium

Question 38

the spinal cordw enters the cranial cavity by passing throught the

Answer 38

foramen magum

Question 39

A rough elevated surface (tibial tuberosity)

Answer 39

tubrtosity

Question 40

the borad superior portion of the sternum

Answer 40

manubrium

Question 41

a slit through a bone is called

Answer 41

fissure