Chapter 20: Arteries of the Head & Neck

Veins have valves that open in the:

direction of the flow of blood

veins are commonly divided into:

superficial and deep groups

Veins return blood ____ the heart

to

What are the five divisions of the mandibular section?

1. Deep auricular 2. Anterior tympanic 3. Inferior alveolar a) Mental b) Incisive c) Mylohyoid 4. Middle meningeal 5. Accessory meningeal

Superficial veins are composed of which two veins?

1. Facial vein 2. Superficial temporal vein

What are the three branches of the maxillary artery?

1. Mandibular section 2. Pterygoid section 3. Pterygopalatine section

List the three terminal branches of the External Carotid Artery

1. Maxillary Artery 2. Facial Artery 3. Lingual Artery

What are the three divisions of the inferior alveolar artery?

1. Mental branch 2. Incisive branch 3. Mylohyoid artery

The pterygoid plexus of veins drain what structures? Which ones are the most important to know?

1. Nasal cavity 2. Eyes 3. Paranasal sinuses 4. Muscles of mastication 5. Buccinator 6. Palate 7. Teeth

What are the five branches of the pterygoplatine artery?

1. Posterior superior alveolar artery PSA 2. Infraorbital artery a) Middle superior alveolar artery MSA b) Anterior superior alveolar artery ASA 3. Greater palatine 4. Sphenoid artery 5. Nasopalatine artery

What are the six branches of the pterygoid artery?

1. Posterior temporal artery 2. Anterior deep temporal artery 3. Masseteric artery 4. Medial pterygoid artery 5. Lateral pterygoid artery 6. Buccal artery

What is the important deep vein?

Pterygoid plexus of veins.

What are the structures supplied by the Internal Carotid Artery?

The Internal Carotid Artery supplies blood to the brain and the eyes.

What artery supplies the maxillary canine and anterior teeth?

The anterior superior alveolar artery supplies the maxillary incisors and canines of anterior teeth.

What areas does the facial artery supply?

The facial artery supplies the pharynx muscles, soft palate, tonsils posterior of tongue, submandibular gland, muscles of the face, nasal septum, nose, and eyelids.

What artery supplies blood to the anterior mandibular teeth?

The incisive branch supplies the anterior mandibular teeth.

What areas does the lingual artery supply?

The lingual artery supplies the entire tongue, floor of the mouth, lingual gingiva, and a portion of the soft palate and tonsils.

What artery supplies the masseter muscle?

The masseteric artery supplies the masseter muscle.

Which artery supplies the chin and lower lip?

The mental branch supplies the chin and lower lip.

What artery supplies the maxillary premolars of the teeth?

The middle superior alveolar arteries supply the maxillary premolars of the teeth.

Which artery supplies blood to the mylohyoid muscle?

The mylohyoid artery supplies the mylohyoid muscle.

What artery supplies the maxillary molars of the teeth?

The posterior superior alveolar artery supplies the maxillary molars of the teeth.

Arteries carry blood _____ from the heart

away