Blood supply of the Head and Neck & Lymphatic System(oral anatomy) Flashcards
Veins carry blood ______ the heart.
Towards
Arteries carry blood ______ from the heart.
Away
What are the 3 major branches of the external carotid artery?
Maxillary, Lingual, and Facial
What does the maxillary artery supply blood to?
Teeth, muscles of mastication, and ear
What does the lingual artery supply blood to?
Tongue, floor of mouth
What does the facial artery supply blood to?
Muscles of facial expression, lips, eyelids, soft palate, and throat
What does the internal jugular vein drain?
Brain, facial vein, and superficial temporal vein
What does the facial vein drain?
Drains the facial structures (nose, lips, eyes, submental and submandibular areas)
Where is the pterygoid plexus of veins found?
Pteryoid muscles, maxillary tuberosity, and sphenoid bone
If Local anesthetic is administer improperly what bundle of veins can be hit?
Pterygoid plexus of veins
With what injection could you hit the pterygoid plexus of veins and cause a hematoma?
PSA injection
Where is the cavernous sinus located
On each side of the body of the sphenoid bone, near the base of the brain, behind the bridge of the nose.
Where do the submental nodes drain?
Drain fluid from the mandibular incisors, tip of tongue, midline of lip, chin, and floor of mouth.
Where do the submandibular nodes drain?
Drains the submental nodes and remaining teeth
(may or may not include the 3rd molars
Where do the deep cervical nodes drain?
Drains the submandibular nodes, 3rd molars, and the wall of the throat
