Introduction to the Nervous System Flashcards Preview

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Flashcards in Introduction to the Nervous System Deck (20):
1

What does the interventricular foramen connect?

Lateral ventricles and 3rd ventricle

2

What does the cerebral aqueduct connect?

3rd and 4th ventricle

3

What is the fornix?

C-shaped bundle of white matter that arches over the thalamus

4

Where is the insula found?

Floor of lateral sulcus

5

What does the internal capsule separate?

Caudate nucleus and thalamus from the putamen and globus pallidus

6

What is the function of the corona radiata?

Carry information to and from the cerebral cortices

7

What is the corona radiata a continuation of?

Internal capsule

8

What is within the grey matter of the brain?

Cell bodies of neurons

9

What is within the white matter of the brain?

Axons

10

What is the name of the periodic breaks in myelin sheath along an axon?

Node of ranvier

11

When do the lobes and groove become evident in the brain?

28 weeks gestation

12

What is the function of gyri?

Increase the surface area and volume of grey matter

13

What are the main structures in the diencephalon?

Thalamus
Hypothalamus

14

What is the name of the structure immediately superior to the corpus callosum?

Cingulate gyrus

15

What makes up the lentiform nucleus?

Putamen
Globus pallidus

16

What is the largest bundle of white matter?

Corpus callosum

17

Which part of the brainstem would you find the superior and inferior colliculi?

Midbrain

18

What are the 2 bulges in the midbrain?

Cerebral peduncles

19

What is the bulge found in the pons?

Middle cerebellar peduncle

20

What are the 4 bulges found in the medulla?

2 olives
2 pyramids