Nervous System Pre-Test

Which part of the nervous system is responsible for transmitting sensory and motor information between the brain and the body?

• Central Nervous System (CNS)

• Peripheral Nervous System (PNS)

• Autonomic Nervous System (ANS)

• Endocrine System

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

• To store neurotransmitters

• To protect the neuron from injury

• To speed up the transmission of electrical signals

• To produce hormones for the nervous system

What type of neuron is responsible for carrying signals from sensory receptors to the central nervous system?

• Motor neurons

• Sensory neurons

• Interneurons

• Efferent neurons

Which part of the neuron receives incoming signals from other neurons?

• Axon

• Dendrite

• Synapse

• Soma

What is the name of the gap between two neurons where neurotransmitters are released?

• Axon terminal

• Synaptic cleft

• Neurofibril

• Myelin sheath

Which part of the brain is primarily responsible for controlling voluntary movement and balance?

• Cerebellum

• Medulla oblongata

• Thalamus

• Hippocampus

Which structure in the brain regulates basic life functions such as heart rate, breathing, and blood pressure?

• Cerebrum

• Cerebellum

• Brainstem

• Corpus callosum

What is the main function of the autonomic nervous system?

• To control voluntary movements

• To regulate body temperature

• To control involuntary functions such as heart rate and digestion

• To process sensory information

Tags

NGSS.HS-LS1-3

Which of the following neurotransmitters is most commonly associated with mood regulation and quality of sleep?

• Dopamine

• Serotonin

• Acetylcholine

• Glutamate

What is the correct sequence of events during an action potential?

• 1. Depolarization

  2. 2. Repolarization

  3. 3. Hyperpolarization

     1. 4. Resting potential

• 1. 1. Resting potential

  2. 2. Depolarization

  3. 3. Repolarization

     1. 4. Hyperpolarization

• 1. Hyperpolarization

  2. Depolarization

  3. Repolarization

  4. Resting potential

• 1. 1. Resting potential

  2. 2. Repolarization

  3. 3. Depolarization

  4. 4. Hyperpolarization