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Flashcards in Ola Teaching - basic neuro Deck (21)
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1
Q

What do sensory neurons do

A

carries impulse from senses to CNS

2
Q

Sensory neurons afferent or efferent

A

Afferent

3
Q

What do motor neurons do

A

carries impulse from CNS to muscles/glands

4
Q

2 types of cells nervous tissue

A
  1. neuroglia - astrocytes, microglia, oligodendrocytes, schwaan, satellite
  2. neurons
5
Q

What direction do dendrites send impulses?

A

to cell body

6
Q

What direction do axons send impulses?

A

away from cell body

7
Q

what is in grey matter in CNS

A

cell bodies

8
Q

what is in white matter in CNS

A

fibres

9
Q

Is the descending tract motor or sensory?

A

Motor -

10
Q

What does the descending tract affect?

A

Muscles

11
Q

Name of a descending tract?

A

corticospinal

12
Q

Is the ascending tract motor or sensory?

A

sensory

13
Q

Where does the ascending tract receive impulse from?

A

enviorment

14
Q

Name of 2 ascending tracts?

A

spinothalamic

spinocerebellar

15
Q

what is the spinocerebellar tract responsible for?

A

subconscious proprioception of muscle

16
Q

What is fasciculus gracilis and cuneatus responsible for?

A

conscious muscle perception

17
Q

amount of spinal nerves - CTLS

A

8
12
5
5

18
Q

Where are the sympathetic nerves in the spinal cord?

A

T1-L2

19
Q

Where are the parasympathetic nerves in the spinal cord?

A

S1-S4

20
Q

Sympathetic neurotransmitters?

A

ephinephrine

norepinephrine

21
Q

Parasympathetic neurotransmitters?

A

acetylcholine