1. Label the following diagram.
A) Parietal brancha of superficial temporal artery
B) Frontal branch of temporal artery
C) Superficial temporal artery
D) External carotid artery
E) Internal carotid
F) Vertebral artery
G) Inferior thyroid artery
H) Subclavian artery
2. What regions of the face are supplied by the external carotid artery? The face.
3. What is the significance of the transverse foramina in cervical vertebrae? They carry blood vessels and nerves from the body and the brain and vice versa.
4. Through what cranial structure does the carotid artery pass as it enters the brain? The carotid canal.
6.10
1. Label the following diagram:
A) Anterior cerebral artery
B) anterior communicating artery
C) Middle cerebral artery
D) Interior carotid artery
E) Posterior communicating artery
F) Posterior cerebral artery
G) Basilar artery
H) Vertebral artery
2. The two vertebral arteries merge to form what artery? Basilar artery.
3. The circle of Willis encircles cranial nerve II (optic nerve) and what brain structure? Pituitary gland.
4. What is an anastomosis? A network of streams that both branch out and reconnect.
5. What is the physiological importance of an anastomosis? It acts as a safety net as it ensures the continuing flow of blood in cases where there may be blockage or damage to the primary vessels.
6.11
1. Use the structure list for brain at the top of your screen, scroll down the list and identify the following structures on the diagram below.
A) Internal carotid artery
B) Posterior communicating artery
C) Basilar artery
D) Vertebral artery (right)
E) Anterior cerebral artery
F) Anterior communicating artery
G) Internal carotid artery (left)
6.12
1. Magnify and adjust the image on your screen to match the following figure. Label the following figure.
A) Right common carotid artery
B) Right subclavian artery
C) Brachiocephalic artery
D) Vertebral artery
E) Left common carotid artery
F) Left subclavian