Ch 7: Skeletal System

Front 1

Name the 4 principal types of bone

Back 1

1. flat
2. long
3. irregular
4. short

Front 2

Long bones have _ ends for formins sturdy joints.

Back 2

Round

Front 3

Depressions recieve _ ends.

Back 3

Rounded

Front 4

Rough areas serve as points for attatchement of _.

Back 4

muscles, tendons and ligaments

Front 5

This division includes the bones of the skull, vetebral column nd rib cage

Back 5

Axial

Front 6

This division consists of the bones of the upper and lower limbs and the girdles that attatch the

Back 6

Appendicular Skeleton

Front 7

Name the cranial bones

Back 7

Frontal, Parietal, Temporal, Ocipital, Sphenoid and Ethmoid

Front 8

Name the facial bones

Back 8

nasal, vomer, inferior nasal conchae, maxillae, zygomatic, mandible, lacrimal and palantine

Front 9

Name the 4 prominent cranial sutures

Back 9

Coronal, Sagittal, Lamdoidal, Squamosal

Front 10

What are the "soft Spots" of the cranium called in babies?

Back 10

Fontanels

Front 11

What is the cranium vault comprised of?

Back 11

top, sides and back of the skull

Front 12

What is the cranial floor comprised of?

Back 12

The skull bottom/base

Front 13

This passage way for the spinal cord is called? It is flanked laterally by 2 occipital condyles that articulate with the atlas

Back 13

Foramen Magnum

Front 14

Region of the temporal bone that forms the zygomatic arch

Back 14

Squamous

Front 15

Region of the temporal bone that attaches to the mandible

Back 15

typanic

Front 16

Name the 4 principal types of bone

Back 16

1. flat
2. long
3. irregular
4. short

Front 17

Long bones have _ ends for formins sturdy joints.

Back 17

Round

Front 18

Depressions recieve _ ends.

Back 18

Rounded

Front 19

Rough areas serve as points for attatchement of _.

Back 19

muscles, tendons and ligaments

Front 20

This division includes the bones of the skull, vetebral column nd rib cage

Back 20

Axial

Front 21

This division consists of the bones of the upper and lower limbs and the girdles that attatch the

Back 21

Appendicular Skeleton

Front 22

Name the cranial bones

Back 22

Frontal, Parietal, Temporal, Ocipital, Sphenoid and Ethmoid

Front 23

Name the facial bones

Back 23

nasal, vomer, inferior nasal conchae, maxillae, zygomatic, mandible, lacrimal and palantine

Front 24

Name the 4 prominent cranial sutures

Back 24

Coronal, Sagittal, Lamdoidal, Squamosal

Front 25

What are the "soft Spots" of the cranium called in babies?

Back 25

Fontanels

Front 26

What is the cranium vault comprised of?

Back 26

top, sides and back of the skull

Front 27

What is the cranial floor comprised of?

Back 27

The skull bottom/base

Front 28

This passage way for the spinal cord is called? It is flanked laterally by 2 occipital condyles that articulate with the atlas

Back 28

Foramen Magnum

Front 29

Region of the temporal bone that forms the zygomatic arch

Back 29

Squamous

Front 30

Region of the temporal bone that attaches to the mandible

Back 30

typanic

Front 31

Region of the temporal bone that attatches to the mandible

Back 31

Tympanic

Front 32

The region of the temporal bone where the external auditory meatus is located

Back 32

Mastoid

Front 33

The region of the temporal bone that forms the part of the middle cranial fossa-one of the areas where the brain attatches to the cranium

Back 33

Petrous

Front 34

Articulates with all other cranial bones. consists of the central body, and 3 pairs of processes, greater wings, lesser wings and pterygoid process

Back 34

Sphenoid bone

Front 35

Holds the pituitary gland

Back 35

Sella Turcica

Front 36

Bone found between the orbits and the nasal cavity

Back 36

Ethmoid bone

Front 37

The only 2 facial bones that are unpaired

Back 37

Mandible and Vomer

Front 38

Lower jaw bone, the only facial bone that is freely moveable. 2 upright rami. 2 condyles articulate with the temporal bone Largest and strongest of the facial bones

Back 38

Mandible

Front 39

upper jaw. Keystone bone-all facial bones except the mandible articulate with this bone.

Back 39

Maxillary bones

Front 40

cheekbones. posterior-articulates with temporal bone. anterior-articulates with the maxilla

Back 40

zygomatic bones

Front 41

bridge of the nose. articulates with the frontal bones

Back 41

nasal bones

Front 42

located in the medial wall of each orbit. passage for tears into the nasal cavity

Back 42

lacrimal bones

Front 43

freely suspended bone located in the midneck region. serves as a moveable base for the tongue and an attatchment point for neck muscles

Back 43

hyoid bone

Front 44

How many vertebrae do we have?
name the types and the number in each

Back 44

26
cervical 7
thoracic 12
lumbar 5
sacral 5
coccygeal 4

Front 45

ligaments strongly attatched to the anterior surface of the spine prevent _ of the spine.

Back 45

hyperextension

Front 46

weak ligament attatched to the posterior side of the spine prevents _ of the spine.

Back 46

hyperflexion

Front 47

single midline posterior projection on verteral discs

Back 47

spinous process

Front 48

2 laeral projections on vertebral discs

Back 48

transverse processes

Front 49

protrude upward and downward from the pedicle on veterbral discs.

Back 49

superior and inferior articular processes

Front 50

has the 'Vertebra Prominens" Used as a landmark for counting vertebra

Back 50

C7

Front 51

highly modified vertebra with no body or spinous process. 2 depressions accept occiptal condyles of teh skull

Back 51

C1- atlas

Front 52

modified vertebra with projection called a "dens" allos pivot action of C1

Back 52

C2 - axis

Front 53

Smallest and lightest of the vertebra. Spinous process bifid, triangular verterbral foramen

Back 53

C3-C7, cervical vertebra

Front 54

Vertebra facets 1-10 articulate with the tubercles of the ribs. Increase in size from first to last. Circular vertebral foramen. facets 1-10 articulate with the tubercles of the ribs. sharp spinous process

Back 54

T1-T12
Thoracic Vertebrae

Front 55

Largest and strongest vertebra. Weight bearing. short spinous process

Back 55

L1-L5
Lumbar Vertebrae

Front 56

Shapes the posterio wall of the pelvis.2 alae articulate with teh hip bons to form sacroiliac joints

Back 56

sacrum

Front 57

tail bone made of 3-5 fused vertebra

Back 57

coccyx

Front 58

Breastbone.consists of three regions, name them

Back 58

Sternum. Manubrium, Body and Xiphoid Process

Front 59

Part of the sternum that articulates with the clavicles

Back 59

manubrium

Front 60

attatchement point for the diaphram

Back 60

xiphoid process

Front 61

There are _ pairs of ribs.
_ are true ribs because they connect directly with the _

Back 61

12
7
sternum

Front 62

There are _ pairs of false ribs because they either attatch indeirectly or not at all to the_.

Back 62

5
sternum

Front 63

Ribs 11 and 12 are _ ribs

Back 63

floating

Front 64

The _ is a projection located on the rib that articulates with the transverse process of the thoracic vertebrae

Back 64

tubercle

Front 65

The _ girdle attatches upper limbs.

Back 65

Pectoral

Front 66

the _ girdle attatches the lower limbs

Back 66

Pelvic

Front 67

What 2 bones make up the pectoral girdle?

Back 67

clavicle and scapula

Front 68

The only attatchement point of the pectoral girdles to the axial skeleton is at the
_ _.

Back 68

sternoclavicular joints

Front 69

collar bones.

Back 69

clavicles

Front 70

shoulder blades.

Back 70

scalpulae

Front 71

shallow fossa of the scalpula that articulates with the humerus

Back 71

glenoid cavity

Front 72

on the anterior side of the scalupla, articulates with the clavicle. the 2 form the _ _ joint. this joint is crucial in attatching the upper limb to the body.

Back 72

acromion
acromioclavicular joint

Front 73

articulates with the ulna and radius. long bone in the upper arm

Back 73

Humerus

Front 74

lighlty longer forearm bone. forms elbow joint with the humerus

Back 74

ulna

Front 75

triangular bone. articulates with the carpal wrist bones. when the hand moves this bone moves with it

Back 75

radius

Front 76

_ wrist bpnes
_ palm bones
_ fingers

Back 76

carpus
metacarpals
phlanges

Front 77

3 bones that make up the coaxal bones

Back 77

illium, ischium and pubis

Front 78

the deep socket on the coxal bone that articulates with the head of the femur

Back 78

acetabulum

Front 79

forms the major part of the coxal bone. winglike portion is called the _.

Back 79

ilium
ala

Front 80

anerior part of the coxal bone. opening called the _ _. Bodies of the 2 bones are joined by fihbrocartilage called the _ _.

Back 80

pubis
obturator foramen
oubic symphasis

Front 81

Longest, largest, strongest bone in the body. 1/4 of the persons height.

Back 81

Femur

Front 82

the tibia and fibula articulate with each other proximally AND distally
T or F ?

Back 82

True

Front 83

What connects the tibia and fibula together?

Back 83

interosseous membrane

Front 84

shinbone. the second largest and strongest bone in the body.

Back 84

tibia

Front 85

non weight bearing bone that articulates with the tibia

Back 85

fibula

Front 86

what are the 2 important functions ot the foot bones?

Back 86

supports body weight
acts as a lever to propel the body forward

Front 87

articulates with the tibia and fibula

Back 87

talus

Front 88

heel.

Back 88

calcaneus

Front 89

the enlarged part of the metatarsals forms the _ of the foot.

Back 89

ball