53.
According to the lesson, the dura mater has a channel within its two layers for the:
a. Synovial membrane.
b. Trigeminal nerve.
c.
Cavernous sinus.
d. Venous blood from the brain.
e. External carotid arteries.
54.
As depicted in figure 2-16, which one of the following veins is joined directly with
the covering of the brain?
a. Infraorbital vein.
b. Anterior facial vein.
c.
Posterior superior alveolar vein.
d. Angular vein.
e. Internal jugular vein.
55.
Any infection in the maxillary anterior teeth is serious because the infection can
travel into the:
a. Cavernous sinus.
b. Nasal sinus.
c.
Maxillary sinus.
d. Sphenoid sinus.
e. Rontal sinus.
MD0501
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