answers
The common carotid divides into its external and internal branches usually at the level of the upper border of the:
a) hyoid
b) cricoid
c) thyroid cartilage
d) cricothyroid membrane
e) carina Answer ✔✔ c) thyroid cartilage
The prominence of the larynx is formed by the:
a) hyoid bone
b) thyroid cartilage
c) cricoid cartilage
d) thyroid gland
e) greater cornu Answer ✔✔ b) thyroid cartilage
The infraorbital artery is a terminal branch of the:
a) maxillary artery
b) facial artery
c) inferior alveolar artery
d) transverse facial artery
e) superficial temporal artery Answer ✔✔ a) maxillary artery
Intracranial potential collateral arteries include all but the following: a) anterior communicating artery
b) posterior communicating artery
c) superficial temporal artery
d) leptomeningeal pathways
e) rete mirable Answer ✔✔ c) superficial temporal artery
The two arteries creating the bidirectional signal observed 60 to 65 mm deep during transcranial insonation of the temporal window are the:
a) posterior cerebral and anterior cerebral arteries
b) right and left vertebral arteries
c) middle cerebral and posterior cerebral arteries
d) middle cerebral and anterior cerebral arteries
e) right (or left) vertebral and right (or left) posterior inferior cerebral arteries Answer✔✔ d) middle cerebral and anterior cerebral arteries
What is the most common anomaly of the circle of Willis? Answer ✔✔ Absence or
hypoplasia of one or both of the communicating arteries
The most common anatomic variant of the aortic arch is: Answer ✔✔ a common origin of the innominate and left common carotid arteries
The superficial vein that sends flow to the three main perforating veins of the distal
calf is called:
a) small saphenous vein
b) posterior accessory vein
c) peroneal vein
d) perforator trunk vein e) medial malleolar vein Answer ✔✔ b) posterior accessory vein
The paratibial perforating veins (formerly Boyd's perforator) are located:
a) in the lower calf
b) in the distal thigh
c) in the proximal thigh
d) on the dorsum of the foot
e) below the knee Answer ✔✔ e) below the knee
The left common iliac vein crosses __________ to the right common artery just distal to the aortic bifurcation. Answer ✔✔ posterior (the IVC runs posterior and left of the aorta at the distal bifurcation)
Is the fibula the larger or smaller bone in the lower leg? Answer ✔✔ smaller (tibia is larger bone)
The brachiocephalic vein is found:
a) only on the right side
b) only on the left side
c) on both the right and left sides
d) there is no such vein; it is called "innominate"
e) this vein is located centrally in the cranium Answer ✔✔ c) on both the right and left sides
Vessels and structures of the penis include all of the following except:
a) deep artery of the penis
b) dorsal artery of the penis