S64p Nervous system

Ganglia are part of the...

• Central nervous system

• Peripheral nervous system

The sensory neuron is coloured in...

• Blue

• Red

The arrow showing the right direction of the nervous message is..

• the purple one

• the green one

Among the following statements, which one is RIGHT?

• the body of the neurons are located in the grey matter which is part of the peripheral nervous system

• The nervous message only goes 1 way but nerves can have messages going both ways

• The central nervous system is composed of brain, spinal cord and nerves

• Neurons can make many axons that can connect with many other neurons

What is #1?

What is #6?

Among the following, what statement is RIGHT?

• The resting state of a neuron is at around -55mV

• The resting potential is actively maintained thanks to a Na+/K+ pump

• A depolarization always triggers an action potential

• The electric signal travels through the synapse

What is #4?

What is #2?

Which one is the right resting state of a neuron membrane?

• 1

• 2

• 3