Neuroscience Part 1

What do you call the cells that are the basic elements of the brain?

• Neurotransmitters

• Neurons

• Glial cells

• All of the above

Which of the following is most possible reason for the evolution of brains?

• To philosophize

• To experience emotions

• To sense and to move

• To interact with people

Which of the following are the two divisions of the nervous system?

• Central and peripheral nervous system

• Frontal and cortical nervous system

• Central and cortical nervous system

• Cortical and peripheral nervous system

What part of the neuron is described to have the functioning of receiving information/ messages from another neuron?

• Nucleus

• Dendrite

• Axon

• Myelin sheath

Which part of the neuron has the function of carrying the message away from the neuron towards another receiving neuron?

• Dendrites

• Nucleus

• Myelin sheath

• Axon

_____ is the message-receiving neuron while _____ is the message-sending neuron.

• Post-synaptic neuron; pre-synaptic neuron

• Pre-synaptic neuron; post-synaptic neuron

• Both are pre-synaptic neurons

• Both are post-synaptic neurons

Which of the following is the function of the myelin sheath?

• To prevent bacteria from coming inside the neuron

• To create a skeleton/ structure for the neuron

• To prevent neural impulse from leaking

• All of the above

_____ are the gaps in the myelin sheath where neural impulse is continually propagated.

• Nodes of Ranvier

• Nodes of Terminal Button

• Nodes of Neurotransmitter

• Nodes of Microtubules

_____ is the jumping action of the neural impulse between the gaps in the myelin sheath.

• All-or-none law

• Saltatory conduction

• Electric induction

• All of the above

Which part of the neuron is located at the end of the axon and contains the neurotransmitters?

• Myelin sheath

• Terminal buttons

• Axon

• Dendrite