Lesson 10 - Blood Supply to the Head and Neck

Vocabulary

100

Define Vaso

pertaining to a blood vessel

200

Define veins

less muscular tubes that have paired valved the prevent backward flow of blood.

300

Define capillaries

microscopic, hair-like vessels that allow blood to pass from the arteries to the veins. 

400

Define Artery

muscular, elastic tubes that care oxygenated blood away from the heart.

500

Define Plexus

network of veins

Arteries

100

Common Carotid

Is the artery supplies blood to the head and neck region.

200

This artery supplies oxygenated blood to the maxillary posterior teeth. 

Posterior Superior Alveolar Artery

300

This artery descends down the ramus of the mandible and divides into incisive and mental arteries. 

Inferior Alveolar Artery

400

Name the two main arteries that branch off of the common carotid:

Internal and External Carotid Arteries

500

This artery supplies both the maxillary and mandibular teeth with oxygenated blood.

internal maxillary or maxillary artery

Veins

100

What are the two major veins in the head and neck region:

Internal and External Jugular Veins

200

The vein that descends from the scalp:

Superficial Temporal Vein

300

What vein runs the same course as the facial artery:

facial vein

400

What is the vein that connects the posterior facial and anterior facial veins:

Common facial Vein

500

The external jugular vein empties the deoxygenated blood into:

subclavian vein

Carotid Arteries

100

This artery supplies blood to the eyes and brain

Internal Carotid Artery

200

This artery branches from the external carotid artery, it can be palpated on the mandibular notch or angle.

External Maxillary or Facial Artery

300

This artery is a branch from the external carotid, that ends at the posterior part of the scalp.

Occipital Artery

400

This artery is a branch off of the external carotid, that supplies all of the mandibular teeth oxygenated blood.

Inferior Alveolar Artery

500

This artery is a branch from the external carotid that ends at the angle of the eye.

Angular Artery

Jugular Veins

100

This vein parallels the external carotid artery.

Internal Jugular Vein

200

This vein carries blood from the skull and empties into the external jugular vein. 

Superficial Temporal Vein

300

This vein unites with the anterior vein to form the common facial vein. 

Posterior facial vein

400

The pterygoid plexus empties into:

both the internal and external jugular veins

500

The vein that returns deoxygenated blood from the maxillary anterior teeth. 

Anterior Superior Alveolar Vein.