CNS Lab

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Anatomy and Physiology II
Nervous System and CNS
Station 1: The Brain
1. Below is a diagram of the right lateral view of the human brain.
a) match the terms and put the appropriate letters on the diagram.
b) Colour each lobe of the brain a different colour.
c) Be sure that you can locate each of the structures on the model
provided.
Structure
Letter
Frontal lobe
D
Parietal lobe
L
Temporal lobe
F
Precentral gyrus
C
Parieto-occupital fissure K
Postcentral gyrus
B
Lateral fissure
E
Central sulcus
A
Occipital lobe
J
Station 2: The Brain
1. Label the appropriate structures on the diagram below.
.
2. Referring to the brain areas on the cue cards, match the appropriate brain
structures with the following descriptions.
a)
Site of regulation of water balance, body temperature,
rage and pain centers. _____________________
b)
Reflex centers involved in regulating respiratory rhythm in
conjunction with lower brain stem centers. _____________
c)
Responsible for the regulation of posture and coordination of
skeletal muscle movements. ______________________
d)
Contains autonomic centers that regulate blood pressure and
respiratory rhythm as well as coughing and sneezing centers.
________________________
3. Use your book to complete the chart below
summarizing the functions of the principle parts of the brain.
Part
Brain Stem
medulla oblongata
pons
midbrain
Cerebellum
Diencephalon
epithalamus
thalamus
subthalamus
hypothalamus
Function
Station 3
Functional Areas of the Cerebral Cortex
Part A: Sensory Areas
Complete the chart below. (Use your book for help)
Sensory Area
1. primary somatosensory area
Function
2. primary visual area
3. primary auditory area
4. primary gustatory area
5. primary olfactory area
Identify the sensory areas of the cortex on the diagram below.
Part B: Motor Areas
Complete the chart below.
Motor Area
1. primary motor area
Function
2. Broca’s area
Identify the motor areas of the cortex on the diagram below.
Part C: Association Areas
Complete the chart below.
Association Area
1. somatosensory association area
Function
2. visual association area
3. auditory association area
(Wernicke’s area)
4. common integrative area
5. frontal eye fields
6. premotor area
Identify the association areas of the cortex on the diagram below.
Station 4: Cerebrospinal Fluid
Part A:
1. On the diagram below, correctly identify all of the structures having leader
lines using the choices provided on the cue cards.
2. Colour all of the spaces filled with cerebrospinal fluid blue.
Part B:
Select the best answer.
1. Formation of the cerebrospinal fluid occurs mainly in the:
a) cerebral aqueduct
b) superior sagittal sinus
c) choroid plexuses
d) median foramen
2. The lateral ventricles are located within the:
a) cerebrum
b) cerebellum
c) spinal cord
d) none of the above
3. CSF is absorbed into the venous blood via the:
a) cisterna magna
b) falx cerebri
c) choroids plexus
d) arachnoid villus
4. CSF is NOT found in the:
a) central canal
b) subarachnoid space
c) third ventricle
d) dura mater
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