6)
Regarding fascia and sheaths in the neck:
a)
the pretracheal fascia contains both trachea and oesophagus, and also splits to envelop the lobes of the
thyroid gland
b)
the prevertebral fascia encloses vertebrae and muscles acting on the vertebrae, but does not contribute
to the investment over the brachial plexus as it passes between scalene muscles
c)
the investing fascia encloses trapezius sternomastoid and platysma muscles
d)
the structures contained within the carotid sheath include carotid artery, sympathetic chain and jugular
vein, but not phrenic nerve or vagus
e)
infection may track in the pretracheal space to mediastinum
7)
For sternocleidomastoid, which is TRUE?
a)
contraction of one muscle rotates the head to the ipsilateral shoulder
b)
it is crossed superficially by the external jugular vein
c)
it is supplied by the transverse cervical nerve
d)
its clavicular fibres mainly insert into the superior nucal line
e)
it is superficial to the deep cervical fascia
8)
Which is not considered a content of the posterior triangle of the neck?
a)
subclavian artery
b)
trunks of the brachial plexus
c)
internal jugular vein
d)
branches of the cervical plexus
e)
accessory nerve
9)
For the thyroid, which is TRUE?
a)
the thyroid isthmus crosses the thyroid cartilage
b)
the superior thyroid arteries are branches off the internal carotid arteries
c)
the posterior surface lies on the carotid sheaths
d)
the inferior thyroid arteries are branches off the external carotid arteries
e)
the recurrent laryngeal nerves pass anteriorly to each lateral lobe
10)
For the great neck vessels, which is TRUE?
a)
the carotid sheath contains the ansor cervicalis, vagus and recurrent laryngeal nerves
b)
the external carotid artery has three branches
c)
the internal carotid artery has six branches
d)
the internal jugular vein lies lateral to the carotid artery throughout its course
e)
the carotid sinus lies at the commencement of the common carotid artery
Head and Neck Anatomy – Answers
1
B
2
A
3
E
4
C
5
A
6
A
7
B
8
C
9
C
10
D
