Brain Overview/Cranial Vault

Question 1

The \_\_\_\_\_ contains ~1 million axons that connect the two hemospheres.  Nerve fibers run \_\_\_\_\_\_.  The 4 parts are:
1.
2.
3.
4.

Answer 1

The corpus callosum contains ~1 million axons that connect the two hemispheres. Nerve fibers run transversely. The 4 parts are:

1. rostrum
2. genu
3. body
4. splenium (back)

Question 2

Name the 6 lobes of the cerebral hemispheres.

Answer 2

1. frontal
2. temporal
3. occipital
4. parietal
5. insular
6. “limbic” (cingulate gyrus + parahippocampal gyrus)

Question 3

The temporal lobes is separated from other lobes by the _______ fissure.

Answer 3

lateral fissure

Question 4

The occipital lobe lies on the _______.

Answer 4

tentorium cereblli

Question 5

The _____ lobe gets overgrown as brain folds over on itself during growth of cortical neurons.

Answer 5

insular lobe

Question 6

Broca’s speech area is located in the ____ hemispheres of the _____ lobe.

Answer 6

left hemisphere of frontal lobe

Question 7

The primary motor area is located in the ___________ in the frontal lobe.

Answer 7

prefrontal gyrus

Question 8

The __________ is responsible for personality, judgement, cognition, and impulse control.

Answer 8

Prefrontal cortex

Question 9

The primary sensory area is located in the ______ gyrus of the _____ lobe.

Answer 9

The primary sensory area is located in the postcentral gyrus of the parietal lobe.

Question 10

The sensory association cortex is located in the ____________ lobe.

Answer 10

The sensory association cortex is located in the posterior parietal lobe.

Question 11

The parahippocampal gyrus is located in the _____ lobe.

Answer 11

The parahippocampal gyrus is located in the temporal lobe.

Question 12

The hippocampus is located in the _____ lobe.

Answer 12

Hippocampus = temporal love

Question 13

The medial tip of the parahippocampal gyrus is called the ____. The amygdala is deep to the ______.

Answer 13

uncus

Question 14

The primary auditory functional area is the _________.

Answer 14

primary auditory = superior temporal gyrus

Question 15

Comprehension of language =

Answer 15

comprehension of language = superior temporal gyrus; Wernicke’s area in temporal love

Question 16

Emotional and visceral responses =

Answer 16

emotional and visceral responses = amygdala in temporal lobe

Question 17

learning and memory =

Answer 17

learning and memory = hippocampus in temporal lobe

Question 18

Primary Visual Cortex =

Answer 18

Primary Visual Cortex = on either side of the calcarine fissure in occipital lobe

Question 19

Visual association cortex =

Answer 19

Visual association cortex = most of occipital love, except for where primary visual cortex is located