neurons AG

What is the primary function of the myelin sheath in neurons?

• Insulation of the axon

• Generation of action potentials

• Transmission of neurotransmitters

• Reception of sensory stimuli

Which of the following ions is actively pumped out of the neuron to maintain the resting membrane potential?

• Calcium

• Chloride

• Sodium

• Potassium

What is the role of neurotransmitters at the synapse?

• Insulate the axon

• Facilitate electrical conduction

• Transmit signals between neurons

• Generate resting potential

Which part of the nervous system is responsible for integrating sensory information and coordinating voluntary and involuntary responses?

• Peripheral Nervous System

• Central Nervous System

• Somatic Nervous System

• Autonomic Nervous System

During an action potential, the rapid influx of which ion causes depolarisation of the neuron?

• Calcium

• Chloride

• Sodium

• Potassium

What makes up the Central Nervous System?

• Blood and Heart

• Spinal Cord

• Nerves

• Brain and Spinal Cord

The long, fiber like part of a neuron which the cell sends information to receiving neurons.

• Synapse

• Axon

• Axon terminal

• Dendrite

What of the following would your parasympathetic system do in a time of stress?

• restore salivary production

• inhibit digestion

• decrease blood pressure

• 
  increase heartrate

Draw a Neuron

Answer explanation

DRAW