Biology 10th ICSE: Nervous System Flashcards

You may prefer our related Brainscape-certified flashcards:
1
Q

What does our Nervous System consist of?

A
  • Brain
  • Spinal Cord
  • Sense Receptors
  • Nerves
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

State the structure of a Neuron

A
  • Cell Body [AKA Perikaryon or Cyton]
    (meaning: Peri = Surrounding | Karyon = Nucleus)
  • Dendrites
    (meaning: Dendron = Tree / Branch)
  • Axon
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are Synaptic Clefts?

A

Axon terminals are closely placed near the dendrites of another one or more neuron but are NOT CONNECTED. Such gaps are called ‘Synaptic Clefts’.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are the gaps throughout the Myelin sheath known as?

A

Nodes of Ranvier

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is Myelin?

A

It is a white insulating sheath that surrounds the axon.

How well did you know this?
1
Not at all
2
3
4
5
Perfectly