Exercise 17 Review Sheet bio 231.docx - Please answer in...

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Exercise 17 Review Sheet: Gross Anatomy of the Brain and Cranial
Nerves
The Human Brain
1. Match the letters on the diagram of the human brain (right lateral view) to the appropriate
terms listed below.
_ _g ___ central sulcus
_ _e_ __ cerebellum
_ _h_ __ frontal lobe
__ i_ __ lateral sulcus
_ _l_ __ medulla
__ d_ __ occipital lobe
___ b __ parietal lobe
__ c_ __ parieto-occipital sulcus
__ k ___ pons
__ a ___ postcentral gyrus
__ _f_ _ precentral gyrus
___ j_ _ temporal lobe
2. In which of the cerebral lobes are the following functional areas found?
o
primary auditory cortex - Temporal
o
primary motor cortex -Frontal
o
primary somatosensory cortex - Parietal
o
olfactory cortex - Temporal
o
primary visual cortex - Occupital
o
Broca’s area - Frontal

2. Which of the following structures are not part of the brain stem? (Place an “X” by the
appropriate response or responses.)
X
X
X
3. Complete the following statements by writing the proper word or phrase on the
corresponding blanks.
A(n)__ gyrus ___ is an elevated ridge of cerebral tissue. The convolutions seen in the
cerebrum are important because they increase the __ surface area ___. White matter is
composed of __ myelinated fibers ___. Gray matter is composed of _ neuron cell
bodies ____. A fiber tract that provides for communication between different parts of the
same cerebral hemisphere is called a(n) __ association ___ tract, whereas one that carries
impulses from the cerebrum to lower CNS areas is called a(n) _ projection ____ tract. The
caudate nucleus, putamen, and globus pallidus are collectively called the _ nasel
nuclei _____.