Session 1.1 - Intro and Gross anatomy of Nervous System Flashcards Preview

ESA 5 - Nervous System > Session 1.1 - Intro and Gross anatomy of Nervous System > Flashcards

Flashcards in Session 1.1 - Intro and Gross anatomy of Nervous System Deck (54)
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1

What stains can one use to stain nuclei and Nissl substances of neurones?

Neutral red stain

Cresylecht Violet

2

What stains could one use to stain axons?

Sudan black

Fast blue

3

Where is grey matter found in the spinal cord and in the cerebral cortex?

In Spinal cord - centrally, 'H' shaped

In cerebral cortex - peripherally

4

What are reflex arcs?

neural pathway controlling an action reflex e.g. knee jerk reflex

5

Annotate the ventricular system of the brain

6

7

8

Annotate the lobes of the cerebrum

9

Annotate the major gyri and sulci

10

11

Annotate the regional blood supply of the brain

12

How many pairs of cranial and spinal nerves are there?

Cranial - 12 pairs

spinal - 31 pairs

13

What membranes envelop the CNS and the PNS?

CNS - meninges

PNS - endoneurium, perineurium, epineurium

14

What are the 2 cell types located in the CNS?

  1. Neurones
  2. Neuroglia

15

Where does the spinal cord show enlargement and why?

At cervical and lumbar levels due to brachial plexus and lumbar plexus

16

What are the 3 sutures of the skull?

Coronal, saggital, lambdoid

17

What is the name of:

a) groove of brain

b) a major groove of brain

c) Elevations of brain?

a) sulci

b) fissures

c) gyri

18

How are the 2 hemispheres of the brain connected?

by corpus callosum and commissures

19

What are the 3 primary vesicles of the brain?

forebrain - prosencephalon

midbrain - mesencephalon

hindbrain - rhombencephalon

20

What are the 5 secondary vesicles of the brain and what do they differentiate from?

  1. diencephalon - forebrain
  2. telencephalon - forebrain
  3. mesencephalon - midbrain
  4. metencephalon - hindbrain
  5. myelencephalon - hindbrain

21

What is the name of the saggitally running infolding found in the midline?

cerebral falx

22

23

How does the tentorium cerebelli and the cerebral falx divide the cranial cavity?

Tentorium cerebelli - Supra-tentorial and Infra-tentorial compartments

Cerebral falx - Left and right halves

24

What is akinesia?

Muscular weakness and fatigue

25

what is apraxia?

Difficulty with motor planning

26

What is agnosia?

Inability to recognise objects w/o defective senes of smell or sight or memory loss

27

What is aphasia?

language disorder

28

What is areflexia?

absent reflexes

29

what is ataxia?

failure of muscle coordination

30

what is bradykinesia?

Slow execution of movement