11th

Question 1

What is the subarchanoid space? What does it contain?

Answer 1

They contain the
subarachnoid space, which is the interval between the arachnoid and pia mater, filled with CSF.

Question 2

Where do motor and sensory fibers of the cranial send signals and where are their cell bodies located?

Answer 2

• Motor fibers that carry signals from the central nervous system (CNS) to the muscles and glands. The cell bodies of these motor fibers are located inside the CNS.
• Sensory fibers that carry signals from the body to the CNS. The cell bodies of these sensory fibers are located in clusters called sensory ganglia, which are found outside the CNS.

Question 3

where do the cranial nerves emerge?

Answer 3

Emerge from the ventral aspect of
the brain (except for the trochlear nerve, cranial nerve IV).