Scalp

Question 1

Name the 5 layers of the scalp from outside inwards:

Answer 1

Skin
Connective tissue
Aponeurosis of occipto-frontalis muscle
Loose areolar connective tissue
Pericranium (periosteum)

Question 2

Name origin&insertion of occipital bellies

Answer 2

origin: nuchal lines
insertion: aponeurosis

Question 3

Motor supply of scalp is

Answer 3

Facial nerve

Question 4

Name origin & insertion of frontal bellies

Answer 4

origin: aponeurosis
insertion: skin of forehead

Question 5

Nerve supply of occipto-frontalis is

Answer 5

Facial nerve

Question 6

occipto-frontalis action is

Answer 6

elevate eyebrows & wrinkles the skin of forehead

Question 7

Arteries supply the scalp are

Answer 7

Supratrochlear artery
Supraorbital artery
Superficial temporal artery
Posterior auricular artery
Occipital artery

Question 8

Vein draining the scalp are

Answer 8

Supratrochlear vein
Supraorbital vein
Superficial temporal vein
Posterior auricular vein
Occipital vein

Question 9

Sensory supply of anterior part of scalp from

Answer 9

Trigeminal nerve (opthalimc nerve, maxillary nerve, mandibular nerve)

Question 10

Sensory supply of posterior part of scalp from

Answer 10

Cervical nerves (great occipital nerve, lesser occipital nerve, third occipital nerve)