Anatomy, Physiology & Hemodynamics Flashcards
The first major arterial branch of the aorta is the
a) Right common carotid artery
b) the left common carotid artery
c) the right subclavian artery
d) the innominate artery
e) the left subclavian artery
D) innominate artery- aka brachiocephalic trunk
Which of the following arteries does not arise from the subclavian artery?
a) vertebral
b) superior thyroid
c) internal thoracic
d) thyrocervical trunk
e) internal mammary
b- superior thyroid
(internal mammary and is another name for the internal thoracic artery
The angular artery is the terminal part of the:
a) supraorbital artery
b) infraorbital artery
c) superficial temporal artery
d) transverse facial artery
e) facial artery
e) facial artery
The arterial pulsations felt in the front of the ear and just above the zygomatic arch are from which artery?
a) maxillary
b) transverse facial
c) superficial temporal
d) facial
e) occiptal
C) superficial temporal
The common carotid artery 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) cricohyroid membrane
e) carina
c) thyroid cartilage
What artery is usually the first branch if the external carotid artery
a) inferior thyroid artery
b) superior thyroid artery
c) supraclavicular artery
d) facial artery
e) posterior auricular artery
b) superior thyroid artery
Which of the following is not an artery in the circle of willis
a) anterior cerebral artery
b) middle cerebral artery
c) anterior communicating artery
d) middle communicating artery
e) posterior communicating artery
d) middle communicating artery
Which of the following arteries arises from the external carotid artery
a) superior thyroid artery
b) lingual artery
c) facial artery
d) ascending pharyngeal artery
e) all of the above
e) all of the above
The prominence of the larynx is formed by the
a) hyoid bone
b) thyroid cartilage
c) cricoid cartilage
d) thyroid gland
e) greater cornu
b) thyroid cartilage
The vertebral artery usually arises from the
a) subclavian artery
b) thyrocervical trunk
c) costocervical trunk
d) superior thyroid artery
e) dorsal scapular artery
a) subclavian artery
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
A) maxillary artery
The vertebral arteries branch from the subclavian arteries to unite and form the
a) ophthalmic artery
b) anterior cervical artery
c) basilar artery
d) superficial temporal artery
e) posterior communicating artery
C) basilar artery
The first intracranial branch of the internal carotid artery is the:
a) superficial temporal artery
b) frontal artery
c) infraorbital artery
d) ophthmalic artery
e) middle cerebral artery
d) ophthalmic artery
The circle of Willis receives it’s blood supply from which combination of arteries?
a) internal and external carotid arteries
b) subclavian and vertebral arteries
c) posterior and vertebral arteries
d) carotid and vertebral arteries
e) right and left vertebral arteries
d) carotid and vertebral arteries
The 3 terminal branches of the ophthalmic artery are the:
a) superficial, facial, and frontal arteries
b) nasal, frontal, and supraorbital arteries
c) basilar, anterior communicating, and posterior communicating arteries
d) vertebral, facial, and nasal arteries
e) nasal, frontal, and facial arteries
b) nasal, frontal, and supraorbital arteries
2 of the major branches of the external carotid arteries include the:
a) supraorbital and frontal arteries
b) internal maxillary and ophthalmic arteries
c) superficial temporal and facial arteries
d) vertebral and internal maxillary arteries
e) supraorbital and middle cerebral arteries
c) superficial temporal and facial arteries
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
c) superficial temporal artery
Which of the following is not true regarding the internal carotid artery
a) Its first major branch is the ophthalmic artery
b) It supplies a high-resistance system
c) It supplies a low-resistance system
d) It is party of the anterior cerebral system
e) It originates at the carotid bifurcation
b) it supplies a high-resistance system
The 2 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
d) middle cerebral and anterior cerebral arteries
What is the most common anomaly of the circle of Willis
a) absence of one of the middle cerebral arteries
b) duplication of the posterior communicating arteries
c) hypoplasia of the proximal segment of one of the anterior cerebral arteries
d) absence or hypoplasia of one or both of the communicating arteries
e) duplication of the middle cerebral arteries
d) absence or hypoplasia of one or both of the communicating arteries
Helical flow with flow separation in the posterolateral aspect of teh carotid bulb is a sign of
a) normal flow dynamics
b) thrombosis
c) dissection
d) stenosis
e) intraplaque hemorrhage
a) normal flow dynamics