chapter 5

How many bones do we have ?

206 bones

How many bones do we have in axial skeleton?

80

How many bones does the vertebrae has ?

24

What is the cervical vertebrae?

Neck , it has 7 bones

What is the atlas ?

Hols up your head

What is the axis?

Allows the head to turn

What is the thoracic vertebrae

Articulate the ribs , it has 12 bones

What is the lumbar vertebrae

Lower back , has 5 bones

What is the sacrum ?

part of the pelvis , 5 fused vertebrae

What is the coccyx

Tail bone , 3-5 fused vertebrae

What are the 4 curvatures?

Cervical , thoracic, lumbar and sacrum

What are the intervertebral disc?

Connective tissue that cushions between vertebrae

What is c1

Atlas

What is c2

Axis

Where is the intervertebral disc absent?

In c1 and c2

What bone is made of 5 bones that joined together to make 1 as you grow

Sacrum/ pelvic

Another name for the thoracic cage

Rib cage

What does the thoracic cage does

Protect the thoracic cavity and provide structure for the lungs

How many ribs do we have ?

12 pairs / 24

What are the ribs

They are flat bones that wrap the chest

What does the first 7 ribs do?

Attach to sternum via cartilage

What does the last 5 ribs do?

Attach to sternum indirectly or not at all

Do the last two ribs have sternal attachment

O

What type of bone is the sternum?

Flat bone

The sternum is made of 3 bones fused together, what are they?

Manubrium , body and xiphoid process

What is the intercostal cartilage

Connects the first 10 to sternum

Flexible and strong

How many bones do we have in appendicular skeleton?

126 bones

What is the cranial bone

Bony house for the brain

What are the facial bones

It is the structure of your face

What are associate bones

They are the bones use to hear and swallow

What are the cavities and sinuses

They are the spaces of your skull

What do the bones of the skull do?

Protects the brain

Creates facial structured

Openings for air and food

Anchors teeth

House sense organs ( nose , ears, Eyes)

Craniums is made of how many bones?

8 bones

What are the 8 bones in the cranium

Frontal bones (1)

Parietal bones (2)

Occipital bones (1)

Temporal bones (2)

Sphenoid bones (1)

Ethmoid bones (1)

What is the frontal bone?

Forehead

What is the parietal bones in the cranium

It is the upper sides of your head

what is the occipital in the cranium?

The back of your head

What is the foramen magnum?

The hole in your cranium, spinal cord opening

what is the temporal bones?

Where your ears are

What is the auditory meatus ?

The canal into the ear

What is the sphenoid bones

Looks like a bat , makes up the front wall of the cranium

What is the ethmoid bones

small, lightweight bone in the skull located between your eyes and behind your nose.

How many bones is the face made up ?

14 bones

What is the maxilla?

Main facial bones ,

attachment site for teeth and the part of the roof of your mouth

What is the mandible bone in facial?

Lower jaw

What is the zygomatic bone?

Cheeks

what are the nasal bones?

Bridge of the nose

What is the lacrimal bone?

Inner wall of the eye

What in the inferior nasal conchae?

Walls of the nasal cavity

What is the vomer bone?

Part of the nasal septum

what is the palatine bones?

The roof of your mouth, the back of your palate

What are the three bones that make up the arm?

Humerus , radius and ulna

What is the humerus ?

Large bone of the upper limn

The radius is?

Lateral to the ulna

The radius allows you to?

To turn your hand

The radius is what to the ulna?

Lateral

The ulna is what to the radius ?

Medial

The ulna makes what at the elbow?

A- U

What makes a hinge with the humerus ?

The ulna

What bones are made of your wrist and hand

Carpal, metacarpal and phalanges

Carpal

Short bone of your wrist

Metacarpal

Long bones of the palm

Phalanges

14 tiny long bones

What does each finger has?

Proximal phalanx, middle and distal phalanx

What does the thumb has?

2 proximal and distal

How many bones does metacarpal has?

5

How many bones does carpal has

8

What is another name for the pectoral girdle?

Shoulder girdle

What is the pectoral girdle?

Attached arms to axial skeleton

What is part of the appendicular skeleton?

Pectoral girdle

What is the clavicle

Collar bone

What articulate with sternum and scapula

Clavicle

What is the scapula?

It is the shoulder blades

What articulates the shoulder and humerus ?

Scapula

What is the acromion process?

Process where scapula meets clavicle

What is the glenoid cavity?

Depression for the joint

how many bones is made up the pelvic girdle?

2 bones

Pelvic girdle is made of ?

Right and left coxal bones

What is coxal bones formed by?

3 fused bones

What is ilium?

Superior flat region (

Another name for iliac crest

Hips

What is the ischium ?

The lower posterior region

another term for ishium

Yoir butt bones

What is obturator foramen

Large hole in the coxal bone

What is the pubis ?

Anterior region

What is the public symphysis

Joint between the pubis

What is the acetabulum?

Hip socket formed by all 3 bones

Female pelvic

Is like a U shape

Men pelvis is like a V shape