Chapter 7: 7.1 - 7.3: The Skeletal System

Question 1

What are the parts of the axial skeleton?

Answer 1

Skull, vertebral column and thoracic bones

Question 2

Describe skull

Answer 2

22 bones, 8 cranial and 14 facial

Question 3

Describe the vertebral column?

Answer 3

33 bones; 24 individual vertebra that protect the spinal cord

Question 4

Describe the thoracic / rib cage

Answer 4

12 pairs of ribs, sternum and part of the vertebral column

Question 5

What body parts are NOT considered axial?

Answer 5

Girdles

Question 6

What parts of the body are appenclicular?

Answer 6

Pectoral girdle, upper limb, pelvic girdle, lower limb

Question 7

What is pectoral girdle comprised of?

Answer 7

Scapula and girdle

Question 8

What are the parts of the upper limb?

Answer 8

It has 3 parts: arm ( humerus) forearm (radius and ulna ) and wrist and hand (carpals, metacarpals and phalanges)

Question 9

What are the parts of the pelvic girdle?

Answer 9

Two pelvic bones and sacrum, called the pelvis altogether

Question 10

What are the parts of lower limb called?

Answer 10

Thigh (femur) leg ( tibia and fibula) and ankle and foot (tarsals, meta tarsals and phalanges)

Question 11

What are the cranial bones?

Answer 11

PEST OF 6 - parietal, ethmoid. Sphenoid, temporal, occipital and frontal

Question 12

What are the single cranial bones?

Answer 12

Frontal, occipital, ethmoid and sphenoid

Question 13

What are the 2 paired cranial bones?

Answer 13

Temporal and parietal bones

Question 14

Where do parietal bones meet?

Answer 14

At the sagittal suture

Question 15

What are the facial bones?

Answer 15

Maxillary, zygomatic, nasal, lacrimal, palatine, inferior nasal conchal, mandible and vomer - Virgil is now making my Pet zebra laugh

Question 16

What are the paired facial bones?

Answer 16

Maxillary, zygomatic, nasal, lacrimal ‘, palatine and inferior nasal conchal bones

Question 17

What are the single facial bones?

Answer 17

Mandible and vomer

Question 18

What’s the only bone that isn’t fused at a suture?

Answer 18

Mandible

Question 19

Difference between fontanels and sutures?

Answer 19

Fontanels are membranous (soft) areas between fetal cranial bones present until 18 to 24 months while sutures are immovable joints in the skull

Question 20

What is the hole that the spinal cord goes through in the skull called?

Answer 20

Foramen magnum

Question 21

What bone doesn’t articulate with any skull bones but is still considered one because of proximity?

Answer 21

Hyoid bone

Question 22

What are the parts of the vertebrae?

Answer 22

Coffee at 7 tea at 12 and lemonade at 5 - 7 cervical, 12 thoracic and 5 lumbar

Question 23

What are the fused parts of vertebrae?

Answer 23

5 fused sacral/ sacrum by 30

3-5 fused coccygeal / coccyx

Question 24

What is the Altas?

Answer 24

The first cervical bone, large and tear drop-shaped hole, lacks vertebral body and spinous process

Question 25

What’s the axis?

Answer 25

Second cervical vertebrae, supports the odontoid process

Question 26

Facet

Answer 26

Shallow concave surface where 2 bones connect

Question 27

Fossa

Answer 27

indentation in a bone which another structure fits

Question 28

fovea

Answer 28

shallow pit

Question 29

what is the foramen magnum?

Answer 29

the hole in the occipital bone that the spinal cord travels through

Question 30

what is behind the maxilla?

Answer 30

the sinuses

Question 31

What does the aveolar process of the maxilla do?

Answer 31

Holds the teeth in place behind the gums

Question 32

What bones contribute to the formation of the orbits?

Answer 32

The frontal, ethmoid and sphenoid bones

Question 33

Where is the temporal bone, where mastoidis can affect?

Answer 33

The ear

Question 34

What bone do you get sense of smell from?

Answer 34

The ethmoid bone

Question 35

What are the differences between the female and male skulls?

Answer 35

males is sloped, females is straight, mastoid process of males is larger and more prominent

Question 36

What does cervical curvature do?

Answer 36

Lets you hold your head up

Question 37

What are the primary curvatures?

Answer 37

Thoracic and sacral

Question 38

What are the secondary curvatures?

Answer 38

cervical and lumbar

Question 39

How many intervertebral discs are there?

Answer 39

23

Question 40

What are the kinds of ribs?

Answer 40

True, false and floating

Question 41

True rib

Answer 41

First 7 that attach to the sternum

Question 42

False rib

Answer 42

Ribs 8 to 12 that aren’t directly attached to the sternum

Question 43

Floating ribs

Answer 43

last 2 not attached to the sternum

Question 44

What is found in between vertebrae?

Answer 44

Figrocartilage

Question 45

What is the function of appendicular Skelton?

Answer 45

Movement

Question 46

Where’s the aveloli?

Answer 46

Right below and above the teeth, surface feature

Question 47

What bones house the teeth?

Answer 47

Maxilla and mandible

Question 48

Where’s the mastoid process?

Answer 48

Right behind the ear

Question 49

What’s the hole in the occipital bone that the spinal cord travels through called?

Answer 49

Foramen magnum

Question 50

When should sutures osssify?

Answer 50

18 to 24 months

Question 51

What bones form the orbit?

Answer 51

Frontal, sphenoid and ethmoid

Question 52

What is craniostenosis?

Answer 52

Premature fusion of skull bones

Question 53

To prove strangulation , what bone must be broken?

Answer 53

Hyoid

Question 54

What’s the only vertebrae with transverse process?

Answer 54

Atlas

Question 55

What’s the site for muscle attachment?

Answer 55

Spinous process

Question 56

What’s another word for false ribs?

Answer 56

Vertebralchondral

Question 57

Another name for true ribs?

Answer 57

Vertebralsternal

Question 58

What’s the order of the arm?

Answer 58

Humerus, ulna, radius, metacarpals, carpals and phalanges

Question 59

What’s a synonym for humerus?

Answer 59

Brachium

Question 60

Why is there 14 phalanges?

Answer 60

3 in each and 2 in thumb

Question 61

What bones fuse during childbirth?

Answer 61

Ilium, ishium and pubis