Quiz on Cells and Nervous System

Which type of cells in the nervous system are responsible for supporting neurons and maintaining the blood-brain barrier?

• Mast cells

• Parietal cells

• Glial cells

• Neurons

What is the function of the parasympathetic nervous system?

• Rest and digest

• Fight or flight response

• Autonomic reflexes

• Motor functions of skeletal muscle

What is the main function of the cerebellum in the brain?

• Speech and thinking

• Regulation of breathing

• Balance and movement coordination

• Alertness and sleep/wake cycle

Which ion plays a significant role in maintaining the resting potential of a neuron?

• Potassium (K+)

• Sodium (Na+)

• Chloride (Cl-)

• Anions (A-)

What is the term used to describe the rapid change in charge along the axon of a neuron during signal transmission?

• Neurotransmitter

• Depolarization

• Resting potential

• Synapse

Which region of the brain is involved in coordinating signals with the rest of the brain and regulating functions like breathing and heart rate?

• Pons

• Thalamus

• Medulla

• Cerebellum

What is the function of the somatic nervous system?

• Control autonomic reflexes

• Release neurotransmitters

• Regulate internal environment

• Motor functions of skeletal muscle

What is the space between two neurons where neurotransmitters are released and bind to receptors of the next neuron called?

• Myelin sheath

• Axon terminal

• Cleft

• Synapse

Which system is responsible for the quick fight or flight response in the body?

• Somatic nervous system

• Parasympathetic system

• Autonomic nervous system

• Sympathetic system

What is the main function of dendrites in a neuron?

• Produce neurotransmitters

• Receive signals

• Communicate with other cells

• Carry signals away