Face and Scalp Flashcards
5 Layers of the Scalp
Skin, Connective Tissue, Aponeurosis, Loose Areolar CT, Pericranium
Occipital Belly of Occipitofrontalis
from nuchal line of occipital bone and inserts into epicranial aponeurosis
Frontal Belly of Occipitofrontalis
from skin and fascia of eyebrow and inserts into epicranial aponeurosis
Occipitofrontalis
move scalp and raise eyebrows
inn by facial n
2 bellies
Branches of Ophthalmic Division of the Trigeminal N
Supratrochlear and Supraorbital NN
Branch of Maxillary Division of Trigeminal N
Zygomaticotemporal N
Branch of Mandibular Division of Trigeminal N
Auriculotemporal N
Branch of Cervical Plexus (C2)
Lesser Occipital N
Branch of Dorsal Ramus of C2
Greater Occipital N
Supratrochlear and Supraorbital AA
branches of ophthalmic a
ascend over forehead
Superficial Temporal A
terminal branch of external carotid a
ascends in front of ear
Posterior Auricular A
branch of external carotid a
ascends behind ear
Occipital A
branch of external carotid a
supplies skin on back of skull
Supratrochlear and Supraorbital VV
unite at medial margin
form Facial V
Superficial Temporal V and Maxillary V
form retromandibular vein
Posterior Auricular V and Posterior Division of Retromandibular V
Forms external jugular v
Lymph Drainage from anterior part of scalp and forehead
Submandibular lymph nodes
Lymph drainage from lateral part of scalp above ear
superficial parotid nodes
Lymph drainage from scalp above and behind ear
mastoid nodes
lymph drainage from back of scalp
occipital nodes
Connects skin to bone
loose CT
Trigeminal N
innervates skin of the face except area over parotid gland (Great auricular N)
innervates mouth, teeth, nasal cavities,paranasal air sinus
Divisions of Trigeminal N
Ophthalmic, Maxillary, Mandibular
Ophthalmic Division of Trigeminal N
Inn skin of forehead, upper eyelid, conjunctiva, side and tip of nose