Intro to human brain Flashcards Preview

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Flashcards in Intro to human brain Deck (33):
1

What composes the CNS?

Brain and spinal cord

2

What composes the PNS?

Nerves linking the CNS to rest of the body

3

Which fissure divides the brain into two cerebral hemispheres?

Great longitudinal fissure

4

What is the name for a fold on the brain?

Gyrus

5

What is the name for a groove in the brain?

Sulcus

6

What are the four lobes each cerebral hemisphere are divided into?

Parietal
frontal
temporal
occipital

7

What is the brainstem made up of?

medulla
pons
midbrain

8

what is the role of the thalamus?

An important relay station between the brainstem and the cerebral cortex

9

What is the role of the hypothalamus?

To control the autonomic NS

10

In development of the brain what does the prosencephalon form?

The forebrain

11

What does the mesencephalon form?

The midbrain

12

What does the rhombencephalon form?

The hindbrain

13

What does the caudal end of the neural tube develop into?

the spinal cord

14

which secondary brain vesicles does the prosencephalon develop into?

Telencephalon
diencephalon

15

What secondary vesicles does the mesencephalon develop into?

mesencephalon

16

which secondary vesicles does the rhombencephalon develop into?

metencephalon
Myelencephalon

17

what does the telencephalon develop into?

the cerebral hemispheres

18

What does the diencephalon develop into?

The diencephalon - thalamus/hypothalamus

19

what does the mesencephalon develop into?

the midbrain

20

what does the metencephalon develop into?

Pons and cerebellum

21

What does the myelencephalon develop into?

Medulla oblongata

22

What is the dura?

the outer meninges - tough fibrous membrane

23

where is the falx cerebri?

between the cerebral hemispheres

24

where is the tentorium cerebelli

between cerebrum and cerebellum

25

what is the arachnoid mater?

middle meninges, between dura and pia mater
soft translucent membrane

26

what is the pia mater

adheres to the surface of brain

27

between which meninges is the CSF?

Pia mater and arachnoid mater

28

what is the function of the meninges?

to cushion the brain, protect and nourish

29

Where is the falx cerebelli?

between the cerebellar hemispheres

30

which two pairs of arteries supply the brain?

the vertebral artery an internal carotid

31

where does the vertebral artery enter the brain?

The foramen magnum

32

how does the internal carotid enter the brain?

via the carotid canals

33

which area of the brain does the posterior cerebral artery supply?

occipital lobe