Extention of the scalp

Anterior:- eyebrows.Posterior:- superior nuchal line.On each side:- Superior temporal line.

Layers of the scalp1. S= skin2. C= connective tissue3. A= aponeurosis4. L= loose areolar tissue5. P= periosteumThe scalp is supplied by 5 arteries and

drained by 5 veins .

SCALP

2- muscles of scalp

Nerve supply of the scalpInfront of the

auricle5 nerves 4 sensory (V)One motor (facial )

Behind the auricle

5 nerves4 sensory( cervical

nerves)One motor( facial )

3rd occipital n.

G.Auricular n.

Sensory Nerves

3-Nerves of scalp

4- arteries of scalp

Arteries of the Scalp

Supraorbital A.

Supratrochlear

Superficial temporal A.

Post.auricular A.

Occipital A.

5-veins of scalp

Emissary Vs.

Face

1- muscles of fascial expression

a- orbicularies oculi

B- orbicularies oris

C-buccinator