Human Skeleton/skull

Front 1

Fetal skull

Back 1

Front 2

Foramen of sphenoid bone

Back 2

Foramen roundum

Foramen ovale

Foramen spinosum

Superoorbital foramen fissure

Front 3

Foramen rotundum

Back 3

Superior to foramen ovale

Front 4

1

Back 4

Anterior fontanel

Front 5

2

Back 5

Posterior fontanel

Front 6

3

Back 6

Sphenoidal fontanel

Front 7

4

Back 7

Mastoidal fontanel

Front 8

Interior view of the skull

Back 8

Front 9

Cranial cavity superior view

Back 9

Front 10

1

Back 10

Crista galli of ethmoid bone

Front 11

2

Back 11

Frontal bone (anterior fossa)

Front 12

3

Back 12

Lesser wing of sphenoid bone

Front 13

4

Back 13

Greater wing of sphenoid bone

Front 14

5

Back 14

Hypophyseal fossa of sphenoid bone

Front 15

6

Back 15

Posterior clinoid process

Front 16

7

Back 16

Petrous part of temporal bone

Front 17

8

Back 17

Internal acoustic meatus

***IT IS NOT THE JUGULAR FORAMEN

The jugular foramen is NEAR the foramen magnum***

Front 18

9

Back 18

Jugular foramen

Front 19

10

Back 19

Foramen magnum

Front 20

11

Back 20

Cerebellar fossa

Front 21

12

Back 21

Internal occipital crest

Front 22

13

Back 22

Internal occipital protuberance

Front 23

14

Back 23

Cerebral fossa

Front 24

15

Back 24

Groove of transverse sinus

Front 25

16

Back 25

Groove for Sigmoid sinus

Front 26

17

Back 26

Hypoglossal canal

Front 27

20

Back 27

Foramen lacerum

Front 28

22

Back 28

Foramen spinosum

Front 29

23

Back 29

Foramen ovale

Front 30

24

Back 30

Anterior clinoid process

Just below it, near foramen ovale but superior to foramen ovale we have foramen rotundum

Front 31

25

Back 31

Optic canal

Front 32

26

Back 32

Chiasmatic groove

Front 33

27

Back 33

Cribriform plate

Front 34

28

Back 34

Frontal crest

Front 35

29

Back 35

Frontal sinus

Front 36

Paranasal sinuses

Back 36

A: frontal sinuses

B:sphenoidal sinuses

C: ethmoidal sinuses

D: maxillary sinuses

Front 37

Ethmoid bone

Back 37

Front 38

Temporal bone (internally)

Back 38

♢Internal acoustic meatus

♢Foramen lacerum (part of temporal bone and part of sphenoid bone make its border)

♢Petrous Part

♢squamous part

♢Sigmoid sinus groove

♢superior petrosal sinus groove

♢Inferior petrosal sinus groove

Front 39

Pterion

Back 39

Part where frontal, parietal, temporal and sphenoidal bone meet. FpST

Front 40

Crista galli

Back 40

Triangular process that projects superior from cribriform plate of ethmoid

Front 41

Cribriform plate

Back 41

Portion of ethmoid bone that can only be seen superiorly

Front 42

Crista galli

Back 42

Can be seen superior view and posterior view.