Structures of Head and Neck Flashcards
(31 cards)
Parotid Gland is ________ of the 3 ______ of the head
LARGEST
salivary glands
Parotid Duct passes
anteriorly over Masseter m.
it pierces
Buccinator m.
enters the oral cavity at
2nd maxillary molar
Parasympathetic innervation to parotid gland is
Glossopharyngeal Nerve IX
Coverings of the Scalp
Skin Connective Tissue Epicranial Aponerosus Loose Connective Tissue Pericranium
Connective Tissue of Scalp is the site of
blood vessels
may hold vessels open and cause more bleeding
Epicranical Aponerosus is connected to
frontalis m. and occipitalis m.
Loose Connective Tissue allows
movement of scalp on cranium
possible site of infection is
Loose Connective Tissue
Pericranium is the
periosteium covering of the bones of the cranium
Posterior Triangle boundaries
post border of SCM
ante border of Trapezius
clavicle
Division of Post Triangle
- occipital triangle
2. supraclavicular triangle
Anterior Triangle boundaries
ante border of SCM
ante midline of neck
lower border of mandible
Division of Anterior Triangle
- submandibular
- carotid
- muscluar
- submental
Superficial Nerves and Vessels of Post Triangle
Greater Occipital C2 Lesser Occipital C2 Accessory Nerve XI Greater Auricular C2-C3 Transverse cervical C2-C3 Supraclavicular C3-C4 External Jugular Vein
Deep Nerves and Vessels of Post Triangle
brachial plexus
subclavian artery and vein
phrenic N.
Submandibular triangle contents
submandibular gland (salivary)
Carotid triangle contents
Common Carotid a
internal jugular v
Vagus N.
Hypoglossal N.
Muscular triangle contens
thyroid
parathyroid glands
Thyroid Gland secretes
Thyroid hormone
Calcitonin
thyroid hormone regulates
metabolic rate
calcitonin regulates
calcium metabolism
Thyroid Hormone is located deep to
Sternohyoid m. and Sternthryoid m.
