WEEK 1, T1, introduction Flashcards Preview

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Flashcards in WEEK 1, T1, introduction Deck (14)
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1
Q

Who was the fathor of modern neuroscience?

A
  • Ramon u Cajal
  • 1900’s
  • detailed descriptions of neural cells and their connections
  • evidence for neuron doctrine
2
Q

Who discovered the synapse?

A
  • Sherrington
  • 1920’s
    through reflexes in the spinal cord
3
Q

Who discovered the nerve impulses?

A
  • Adrian
  • 1920’s
  • strech out a frog leg —> electrical impulse
  • concluded discrete nerve pulses
  • spikes
4
Q

Who invented the EEG?

A
  • Hans Berger

- 1924

5
Q

Who invented the action potential?

A
  • Hodkin & Huxley
  • 1952
  • used the squid giant axon
  • one of the greatest achievements in neuroscience of 20th century
6
Q

Name 2 excitatory neurotransmitters:

A
  1. acetylcholine

2. glutamate

7
Q

Name 2 inhibitory neurotransmitters:

A
  1. GABA

2. Glycine

8
Q

Name 3 modulatory neurotransmitters:

A
  1. Dopamine
  2. Norephinephrine
  3. Seretonin
9
Q

How does dopamine mainly affect the mood?

A
  1. pleasure
  2. reward
  3. motivation/drive
10
Q

How does seretonin mainly affect the mood?

A
  1. obsessions

2. Compulsions memory

11
Q

How does norepinephrine mainly affect the mood?

A
  1. Altertness
  2. concentration
  3. energy
12
Q

How many neurons are there?

A

12*10^9 neurons

13
Q

how much does a brain weigh?

A

about 1.5 kg

14
Q

how much oxygen does the brain needs?

A

about 20% of total body consumption