Appendicular Skeleton Lower Extremeties

Front 1

1

Back 1

Hip

Hint 1

At birth as 3 bones, later unite to form os coxa

Front 2

1A

Back 2

Ilium

Front 3

1B

Back 3

Pubis

Front 4

1C

Back 4

Ischium

Front 5

2

Back 5

Femur

Hint 5

Thigh bone

Front 6

2

Back 6

Femur

Hint 6

Support bodies weight, more solid than arm bone, smaller range of motion

Front 7

3

Back 7

Patella

Hint 7

Protects knee

Front 8

3

Back 8

Patella

Hint 8

Surrounded by a bursa

Front 9

4

Back 9

Tibia

Hint 9

Shin bone

Front 10

4

Back 10

Fibia

Hint 10

The lower femur and this bone form the knee

Front 11

5

Back 11

Fibula

Hint 11

Parallel to & outside of Tibia

Front 12

5

Back 12

Fibula

Hint 12

Calf bone

Front 13

6

Back 13

Tarsals

Hint 13

The talis is the uppermost of them

Front 14

6

Back 14

Tarsals

Hint 14

There are 7 of these. Help to balance body

Front 15

6

Back 15

Tarsals

Hint 15

7, uppermost is talis

Front 16

7

Back 16

Metatarsals

Hint 16

5 of these

Front 17

7

Back 17

Metatarsals

Hint 17

These help form arches that distribute weight

Front 18

7

Back 18

Metatarsals

Front 19

8

Back 19

Phalanges

Hint 19

Similar make up as those in the hand

Front 20

8

Back 20

Phalanges

Hint 20

Big toe has 2

Front 21

8

Back 21

Phalanges

Hint 21

All but the big toe have 3 each