Major Divisions of the Nervous System: Online Quizzes and Study Guide

Question 1

What is the primary role of the Brain within the nervous system?

Accepted Answer

Serves as the control center

Answer

Transmits signals to the body

Answer

Processes sensory information

Answer

Protects the nervous tissue

Question 2

Which lobe of the brain processes visual information?

Accepted Answer

Occipital Lobe

Answer

Frontal Lobe

Answer

Parietal Lobe

Answer

Temporal Lobe

Question 3

Which protective layer surrounding the brain and spinal cord is the outermost membrane?

Accepted Answer

Dura Mater

Answer

Arachnoid Mater

Answer

Pia Mater

Answer

Skull

Question 4

Which type of nerve fiber transmits the fastest signals?

Accepted Answer

A-fibers

Answer

B-fibers

Answer

C-fibers

Answer

D-fibers

Question 5

Which of the following is a primary function of the Cerebellum?

Accepted Answer

Coordination of movement

Answer

Regulation of breathing

Answer

Processing of auditory information

Answer

Control of body temperature

Question 6

Which of the following is NOT a major division of the nervous system?

Accepted Answer

Limbic System

Answer

Central Nervous System

Answer

Peripheral Nervous System

Answer

Autonomic Nervous System

Question 7

The brain and spinal cord make up the:

Accepted Answer

Central Nervous System

Answer

Peripheral Nervous System

Answer

Autonomic Nervous System

Answer

Somatic Nervous System

Question 8

The space between neurons where signals are transmitted is called the:

Accepted Answer

Synapse

Answer

Dendrite

Answer

Axon

Answer

Nucleus

Question 9

Which of the following is a structure of grey matter?

Accepted Answer

Cerebral cortex

Answer

White matter

Answer

Spinal cord

Answer

Peripheral nerves

Question 10

The largest part of the brain is the:

Accepted Answer

Cerebrum

Answer

Cerebellum

Answer

Medulla oblongata

Answer

Pons

Question 11

Which of the following is excluded as a primary division of the nervous system?

Accepted Answer

Endocrine system

Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Somatic nervous system

Question 12

The division of the nervous system that consists of the brain and spinal cord is called the:

Accepted Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Autonomic nervous system

Answer

Somatic nervous system

Question 13

The autonomic nervous system is further categorized into:

Accepted Answer

Sympathetic and parasympathetic divisions

Answer

Sensory and motor divisions

Answer

Central and peripheral divisions

Answer

Somatic and visceral divisions

Question 14

The regulation of digestion and blood flow in the gastrointestinal tract is primarily governed by:

Accepted Answer

Enteric nervous system

Answer

Central nervous system

Answer

Autonomic nervous system

Answer

Somatic nervous system

Question 15

The structure responsible for insulating axons and accelerating signal transmission is:

Accepted Answer

Myelin sheath

Answer

Neurolemma

Answer

Synaptic cleft

Answer

Dendrite

Question 16

Which type of neuron is specialized in transmitting sensory information towards the brain?

Accepted Answer

Afferent neuron

Answer

Efferent neuron

Answer

Interneuron

Answer

Glial cell

Question 17

Which of the following is not a major division of the nervous system?

Accepted Answer

Muscular system

Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Autonomic nervous system

Question 18

Which division of the nervous system controls voluntary muscle movements?

Accepted Answer

Somatic nervous system

Answer

Central nervous system

Answer

Autonomic nervous system

Answer

Sympathetic nervous system

Question 19

Which structure is responsible for processing and coordinating sensory information and initiating appropriate motor responses?

Accepted Answer

Brain

Answer

Spinal cord

Answer

Nerves

Answer

Muscles

Question 20

Which of the following is a function of the sympathetic nervous system?

Accepted Answer

Prepares the body for 'fight or flight' responses

Answer

Dilates blood vessels

Answer

Stimulates digestion

Answer

Slows breathing

Question 21

Which part of the brain is responsible for maintaining homeostasis, regulating body temperature, and controlling hunger and thirst?

Accepted Answer

Hypothalamus

Answer

Cerebrum

Answer

Cerebellum

Answer

Pons

Question 22

Which type of neuron transmits signals from the brain and spinal cord to muscles and glands?

Accepted Answer

Motor neuron

Answer

Sensory neuron

Answer

Interneuron

Answer

Afferent neuron

Question 23

The spinal cord is a part of the:

Accepted Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Somatic nervous system

Answer

Parasympathetic nervous system

Question 24

Which of the following is an example of a reflex action?

Accepted Answer

Withdrawing your hand from a hot object

Answer

Digesting food

Answer

Solving a math problem

Answer

Sleeping

Question 25

The autonomic nervous system is responsible for:

Accepted Answer

Controlling involuntary body functions, such as heart rate and digestion

Answer

Processing sensory information

Answer

Coordinating voluntary movements

Answer

Regulating body temperature

Question 26

Which part of the brain is responsible for coordinating balance, posture, and motor skills?

Accepted Answer

Cerebellum

Answer

Cerebrum

Answer

Brainstem

Answer

Spinal cord

Question 27

The nerves that transmit sensory information from the body to the central nervous system are called:

Accepted Answer

Sensory nerves

Answer

Motor nerves

Answer

Mixed nerves

Answer

Cranial nerves

Question 28

The process by which the nervous system transmits information along neurons is called:

Accepted Answer

Neural transmission

Answer

Reflex arc

Answer

Synaptic plasticity

Answer

Neurogenesis

Question 29

Which of the following is a disorder of the nervous system characterized by seizures?

Accepted Answer

Epilepsy

Answer

Parkinson's disease

Answer

Multiple sclerosis

Answer

Alzheimer's disease

Question 30

The protective membrane lining the brain and spinal cord is called the:

Accepted Answer

Meninges

Answer

Dura mater

Answer

Blood-brain barrier

Answer

Pia mater

Question 31

Which neurotransmitter is primarily responsible for regulating mood and sleep?

Accepted Answer

Serotonin

Answer

Dopamine

Answer

Epinephrine

Answer

GABA

Question 32

Which division of the autonomic nervous system triggers the 'fight-or-flight' response, preparing the body for physical activity?

Accepted Answer

Sympathetic

Answer

Parasympathetic

Answer

Enteric

Answer

Somatic

Question 33

Which neuron type carries signals from the central nervous system to muscles and glands?

Accepted Answer

Motor neuron

Answer

Sensory neuron

Answer

Interneuron

Answer

Glial cell

Question 34

Which division of the nervous system is responsible for controlling voluntary body movements?

Accepted Answer

Somatic nervous system

Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Autonomic nervous system

Question 35

Which division of the nervous system regulates involuntary body functions, such as heart rate and digestion?

Accepted Answer

Autonomic nervous system

Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Somatic nervous system

Question 36

Which part of the nervous system is responsible for processing information and controlling movement?

Accepted Answer

Brain

Answer

Spinal cord

Answer

Peripheral nerves

Answer

Sensory receptors

Question 37

Which of the following is **not** a function of the nervous system?

Accepted Answer

Circulating blood

Answer

Receiving sensory input

Answer

Processing information

Answer

Controlling body movements

Question 38

Which of the following is **not** a neurotransmitter?

Accepted Answer

Glucose

Answer

Dopamine

Answer

Serotonin

Answer

Epinephrine

Question 39

Which part of the nervous system is responsible for regulating body temperature?

Accepted Answer

Hypothalamus

Answer

Cerebellum

Answer

Spinal cord

Answer

Sensory receptors

Question 40

Which of the following is a characteristic of the sympathetic nervous system?

Accepted Answer

Prepares the body for "fight or flight"

Answer

Decreases heart rate

Answer

Promotes digestion

Answer

Relaxes blood vessels

Question 41

Which division of the nervous system is responsible for receiving and interpreting sensory information, controlling muscle movements, and storing memories?

Accepted Answer

Central nervous system

Answer

Peripheral nervous system

Answer

Somatic nervous system

Answer

Autonomic nervous system

Question 42

The nervous system that controls involuntary functions, such as heart rate and digestion, is known as the:

Accepted Answer

Autonomic nervous system

Answer

Somatic nervous system

Answer

Central nervous system

Answer

Enteric nervous system

Question 43

Which division of the autonomic nervous system prepares the body for 'fight or flight' responses?

Accepted Answer

Sympathetic nervous system

Answer

Parasympathetic nervous system

Answer

Somatic nervous system

Answer

Central nervous system

Question 44

The nerves and ganglia that connect the central nervous system to the rest of the body belong to which division?

Accepted Answer

Peripheral nervous system

Answer

Central nervous system

Answer

Somatic nervous system

Answer

Autonomic nervous system

Question 45

Which of the following is an example of a neurotransmitter?

Accepted Answer

Acetylcholine

Answer

Insulin

Answer

Estrogen

Answer

Cortisol

Question 46

The branch of the autonomic nervous system that slows down bodily functions is the:

Accepted Answer

Parasympathetic nervous system

Answer

Sympathetic nervous system

Answer

Somatic nervous system

Answer

Central nervous system

Question 47

Which part of the nervous system controls voluntary muscle movements?

Accepted Answer

Somatic nervous system

Answer

Autonomic nervous system

Answer

Central nervous system

Answer

Peripheral nervous system

Question 48

The nervous system that regulates involuntary functions within the digestive tract is known as the:

Accepted Answer

Enteric nervous system

Answer

Central nervous system

Answer

Autonomic nervous system

Answer

Peripheral nervous system

Question 49

Which of the following is NOT a component of the central nervous system?

Accepted Answer

Nerves

Answer

Brain

Answer

Spinal cord

Answer

Ganglia