Skeletal System

Question 1

What is the main function the skeletal system?

Answer 1

It is our body’s support structure. Gives our body its shape, allows for movement and makes blood cells & provides protection for our organs.

Question 2

Name the 2 sections the skeletal system is divided into

Answer 2

Axial
Appendicular

Question 3

How many bones do we have have all together in our body?

Answer 3

206 bones

Question 4

How many bones do we have in our axial skeleton?

Answer 4

80 bones

Question 5

How many bones do we have in our appendicular system?

Answer 5

126

Question 6

How many bones consist off the sacral section in the spinal cord?

Answer 6

5

Question 7

What are the 5 parts of the axial skeleton?

Answer 7

Skull
Ossicles (small bones of middle ear)
Hyoid bone of neck
Vertebra (bones of spine)
Thoracic cage (ribcage and sternum)

Question 8

What does the cranium consist of?

Answer 8

Cranial roof
Cranial base

Question 9

What does the cranial base consist of?

Answer 9

Frontal bones
Sphenoid bones
Ethmoid bones
Occipital bones
Pariental bones
Temporal bones

Question 10

What are the auditory ossicles ?

Answer 10

Malleus, incus, stapes

Question 11

What is special about hyoid bone?

Answer 11

Only floating bone in body - held in place by cartilage, ligaments and muscles

Question 12

What is the vertebra?

Answer 12

Back bones of spine

Question 13

How many vertebrae does the spinal column have? & how many regions do they split into?

Answer 13

Consists of 33 vertebrae split into 5 regions

Question 14

How many bones consist of the cervical section in the spinal cord?

Answer 14

7

Question 15

How many bones consist of the thoracic section in the spinal cord?

Answer 15

12

Question 16

How many bones consist of the lumbar section in the spinal cord?

Answer 16

5

Question 17

How many bones consist of the coccygeal section in the spinal cord?

Answer 17

4

Question 18

What is osteoporosis?

Answer 18

Health condition that weakens bones making them more fragile and more likely to break. Common injuries = broken hip or broken vertebrae

Question 19

What can paramedics do if they come across an open fracture?

Answer 19

Cover the wound with sterile dressing and can also apply pressure around wound (not over) to control any bleeding

Question 20

What are all the 33 vertebrae connected by?

Answer 20

Intervertebral discs

Question 21

Name the three arm bones

Answer 21

Humerus, radius, ulna

Question 22

Name one of the wrist bones

Answer 22

Scaphoid - bone in first row of worst bones

Question 23

Name the 3 phalanges that are in each finger

Answer 23

distal, middle and proximal phalanges.

Question 24

Name 2 more wrist bones

Answer 24

trapezium and trapezoid

Question 25

What two bones does the shoulder girdle have?

Answer 25

Clavicle and scapula

Question 26

How many bones does the foot have?

Answer 26

26

Question 27

What are the two lower leg bones called?

Answer 27

Tibia and smaller fibula

Question 28

What is the femur?

Answer 28

Large upper leg bone that connects the lower leg bones the pelvic bone

Question 29

What 3 categories do the foot bones fall into

Answer 29

metatarsal, tarsal, phalanges

Question 30

How many bones does the foot have?

Answer 30

26

Question 31

Where is the pelvic girdle located?

Answer 31

In lower part of trunk (ring like bony structure)

Question 32

What are the two pelvic bones called?

Answer 32

sacrum and coccyx

Question 33

What does the thumb only have?

Answer 33

Two metacarpal bones

Question 34

What is the first bone of the wrist called?

Answer 34

Scaphoid

Question 35

What is the middle wrist bone called?

Answer 35

Lunate