Type
Crossword
Description

Information that your body receives and might act upon Stimulus
A structure or organ that can detect a stimulus Receptor
The sense that tells you about light and colour Sight
The organ that can detect light and colour Eye
The sense that tells you about vibrations in the air Hearing
The organ that lets you detect vibrations in the air (sound) Ear
The sense that lets you recognise different flavours Taste
The organ that lets you detect taste Tongue
The sense that lets you interpret different molecules in the air Smell
The organ that lets you detect smell Nose
The sense that lets you recognise pressure, temperature and pain Touch
The organ that lets you detect touch Skin
The type of cell that lets our body send messages quickly Nerve
The scientific word for a nerve cell Neuron
The large central part of a nerve cell, where the nucleus is Cell body
The long part of a nerve that carries the message away from the cell body Axon
The fatty layer on an axon that helps to speed up a message Myelin Sheath
Nerve endings that branch out from the cell body and receive information Dendrites
The area in which information moves from one neuron to the next Synapse
The chemicals that nerve use to send messages between each other Neurotransmitters
An involuntary and almost instant reaction to a stimulus Reflex

The Nervous System Crossword

Type
Crossword
Description

Cells that transmit impulses Neurons
Short branch extensions that carry impulses towards the cell body Dendrites
Long fiber that carries impulses away from cell body Axon
Contained in sacs in axon terminals; released to cause stimulus in the next cell; chemicals Neurotransmitters
Relays messages, processes information, and analyzes information. Central nervous system
Connects brain to the spinal cord; Controls involuntary actions. Brain Stem
Controls reflexes; Carries signals from brain to the body Spinal cord
Second largest part of the brain; Located at the back of the skull; Coordinates balance and movement. Cerebellum
Largest part of the brain; Responsible for voluntary and educated actions; Located in 2 different lobes. Cerebrum
Fatty insulated sheath that surrounds all but the smallest nerve fibers. Myelin sheath
a bundle of fibers running to organs and tissues in the body. nerve

The Nervous System Crossword

Type
Crossword
Description

brain and spinal corn cns
made up of nerve cells that send messages between the central nervous system and other parts of the body pns
nerve cells that run through our entire bodies and they communicate with each other neurons
produces energy that fuels the neurons activity cell body
branches out of the cells body and receives information from other neurons and pass the message through the cell body dendrites
transmits messages away from the cell body axon
a white fatty substance that insulates and protects the axon myelin
the smaller fibers branching out at the end of the axon axon terminals
a junction between the axon terminals of one neuron and the dendrites of another synapse
chemicals that are stored in sacs in the axon terminals neurotransmitters
a column of nerves about as thick as a thumb that extends from the brain down the back spinal cord
transmits sensory messages to the central nervous system sns
regulates the body's vital function, such as heartbeat, breathing, digestion, and blood pressure ans

Anatomy: The Nervous System Crossword

Type
Crossword
Description

Lobe; language, speech FRONTAL
Eliminates wastes from neurons in CNS MICROGLIAL
The sensory neuron AFFERENT
Lobe; auditory, olfactory (smell) TEMPORAL
Shapes and supports neuron CELL BODY
Part of the brain that controls blood pressure, heart rate, swallowing MEDULLA
Diencephalon; hormones, body temp, water balance, metabolism HYPOTHALAMUS
Forms myelin sheath in CNS OLIGODENDROCYTE
Forms myelin sheath in PNS SCHWANN
Part of the brain that controls balance CEREBELLUM
Impulses in between afferent and efferent neurons INTERNEURON
Blood-brain barrier in CNS ASTROCYTE
Slows down cardiac in PNS PARASYMPATHETIC
Lobe; vision OCCIPITAL
Involuntary in PNS; cardiac & smooth muscles AUTONOMIC
Forms myelin to support neurons in PNS SATELLITE
Lobe; sensory, taste PARIETAL
Receives message from neurons DENDRITE
Speeds up cardiac in PNS SYMPATHETIC
Wraps around axon MYELIN SHEATH
The motor neuron EFFERENT
Sends message to neurons AXON
Part of the brain that controls breathing only PONS
Voluntary in PNS; skeletal muscles SOMATIC
Cushions neuron in CNS EPENDYMAL

Nervous System Crossword

Type
Crossword
Description

Main organ of the Nervous System Brain
Thin layer that protects the brain Membrane
Another word for skull Cranium
Type of spinal nerve Sacral
Connects the brain to the nerves in the whole body spinal cord
Long fibers that lead to all parts of the body from the spinal cord Nerves
A sensory receptor for the nose Smell
Type of sensory organ that allows you to see Eyes
The gap between the axon of one cell and the dendrit of another cell Synapse
Long fibers that carry messages away from the cell body axon
Branching fibers that bring messages toward the cell body Dendrite
Examples are: Brain, Spinal Cord, Nerves, Neurons organ
Specialized structures that respond to sensory stimuli receptors
A type of sensory receptor that lets you feel temperature cold
Chemical _____ carry messages across the synapse neurotransmitters
Nerves resemble these fibers
Sensory organ that allows you to hear ears
A function of the nervous system - to receive ___ from the environment stimuli
The brain sends instructions to glands to release these hormones
The brain sends instructions to these muscles

Sensation & Perception Crossword

Type
Crossword
Description

The minimum amount of stimulus energy that a person can detect absolutethreshold
The perception that a stationary object is moving apparentmovement
The process of focusing awareness on a narrow aspect of the environment attention
The nerve structure that receives information about sound from the hair cells of the inner ear and carries these neural impulses to the brain’s auditory areas auditorynerve
In the sense of vision, the bringing together and integration of what is processed by different neural pathways or cells binding
Depth cues that depend on the combination of the images in the left and right eye and on the way the two eyes work together binocularcues
The operation in sensation and perception in which sensory receptors register information about the external environment and send it up to the brain for interpretation bottomupprocessing
The receptor cells in the retina that allow for color perception cones
A binocular cue to depth and distance in which the muscle movements in an individual’s two eyes provide information about how deep and/or far away something is Convergence
The ability to perceive objects three-dimensionally depthperception
The degree of difference that must exist between two stimuli before the difference is detected differencethreshold
Neurons in the brain’s visual system that respond to particular features of a stimulus featuredetectors
The principle by which we organize the perceptual field into stimuli that stand out (figure) and those that are left over (ground) figuregroundrelationship
Theory on how the inner ear registers the frequency of sound, stating that the perception of a sound’s frequency depends on how often the auditory nerve fires frequencytheory
A school of thought interested in how people naturally organize their perceptions according to certain patterns gestaltpsychology
The part of the ear that includes the oval window, cochlea, and basilar membrane and whose function is to convert sound waves into neural impulses and send them to the brain innerear
Senses that provide information about movement, posture, and orientation kinestheticsenses
The part of the ear that channels sound through the eardrum, hammer, anvil, and stirrup to the inner ear middleear
Powerful depth cues available from the image in one eye, either the right or the left monocularcues
Irrelevant and competing stimuli—not only sounds but also any distracting stimuli for the senses noise
The lining of the roof of the nasal cavity, containing a sheet of receptor cells for smell olfactoryepithelium
Theory stating that cells in the visual system respond to complementary pairs of red-green and blue-yellow colors; a given cell might be excited by red and inhibited by green, whereas another cell might be excited by yellow and inhibited by blue opponentprocesstheory
The structure at the back of the eye, made up of axons of the ganglion cells, that carries visual information to the brain for further processing opticnerve
The outermost part of the ear, consisting of the pinna and the external auditory canal outerear
The sensation that warns an individual of damage to the body pain
Rounded bumps above the tongue’s surface that contain the taste buds, the receptors for taste papillae
The simultaneous distribution of information across different neural pathways parallelprocessing
The process of organizing and interpreting sensory information so that it makes sense perception

The Nervous System Crossword

Type
Crossword
Description

What is the branch part of the neuron that transports messages away from the cell body. Axon
A _____ is made up of a cell body, dendrite, and axon. Neuron
The _______ nervous system is made up of the brain and spinal cord. Central
When a movement causes the spinal cord to interpret an impulse from the brain from sensory receptors this movement is called ______. Reflex
The olfactory cells in the nasal passages detect _________ in the air, transmitting these impulses as odors. Molecules
The _________ _____ in the nasal passages detect molecules in the sir, transmiting these impulses as odors. Olfactory Cells
The ear, along with detecting and transmitting _____ _____, also controls the body's balance by reacting to motion and gravity. Sounds Waves
This part of the brain coordinates voluntary muscle movements. Cerebellum
Nerve cells that conduct impulses from the brain to muscle and glands throughout your body are called _____ neurons. Motor
When an impulse reaches the end of and axon, the axon releases a chemical that flows across the synapse and relrelaysyas the impulse the ________ of the next neuron. Dendrite
Nerve cells that relay impulses from sensory nerve cells are called ____________. Internerons
Which part of the nervous system is made up of nerve cells that carry impulses to and from the brain. Spinal Cord
The rods and cones send impulses to the _____ _____, which carries them to the visual area of the cortex. Optic Nerve
When light is focused in front of the retina a person is ___________. Nearsighted
When the light focused in front of the retina a person is__________. Farsighted

Neuroscience Crossword Puzzle

Type
Crossword
Description

Another name for action potential (the message being sent); a brief electrical charge that travels down an axon Impulse
The finger-like branches on a neuron that receive messages from other cells Dendrites
Neurotransmitter that triggers muscle contraction Acetylcholine
Excess dopamine receptor activity is linked to this brain disease schizophrenia
Neurotransmitter that helps control the brain's reward and pleasure center Dopamine
Part of a neuron that passes messages away from the cell body to other neurons, muscles, or glands Axon
Type of neurons that control muscles Motor
Period after a neuron has fired an impulse; it pauses to recharge itself so it can fire again Refractory
Layer of fatty tissue that insulates the axons of some neurons and helps speed their impulses Myelin Sheath
The level of stimulation required to trigger a neural impulse threshold
Neurons that carry incoming information from the sense receptors (sight, sound, touch, taste, smell) to the central nervous system Sensory
Undersupply of Acetylcholine (ACh) marks this brain disease Alzheimers
Signals that tell the neuron "FIRE!" (insert happy dance here) Excitatory
From Legally Blonde: "Exercise gives you ___________. __________ make you happy. Happy people just don't shoot their husbands. They just don't." (Hint- They are the same word) Endorphins
The sodium-potassium pump moves ________ out of the axon out
Provides energy for the neuron to carry out its function Nucleus
People who have splitting migraines may have an overproduction of this neurotransmitter Glutamate

Biology Nervous System Crossword

Type
Crossword
Description

An electrochemical pulse that moves long the membrane of a neuron Nerve impulse
The protective coverings of the brain and spinal cord Meninges
The brain region that receives general sensations and relays impulses to a parietal lobe Thalamus
The region of the brain that controls involuntary activities Hypothalamus
Part of the neuron that receives nerve impulses and transmits them toward the cell body Dendrite
The series of neurons that produces a single reaction in response to a stimulus Reflex arc
The white fatty membrane that protects the neuron Myelin Sheath
The part of the nervous system consisting of the brain and spinal cord Central Nervous System
The part of the neuron with the greatest diameter; contains the nucleus Cell Body
The junction between the axon and dendrite Synapse
The part of the brain containing motor and sensory centers: controls voluntary movement Cerebrum
Part of the brain that monitors and adjusts body activities Cerebellum
The gray matter of the cerebrum Cerebral Cortex
Part of the brain; Relay center between spinal cord and brain; reflex center Medulla oblongata
A rounded portion of the lower brain that relays information from one side of th brain to the other Pons
The nervous tissue that conducts messages between the brain and the peripheral body parts Spinal cord
The functional unit of the nervous system. The cell that receives and distributes nerve impulses. Neuron
The chemicals responsible for extending the nerve impulse from one cell to the next Neurotransmitters

The senses Crossword

Type
Crossword
Description

Stimulus in the internal and external environment of an organism Sensory Receptor
Two cells including rods and cones Photoreceptors
Carries auditory sensory to the inner ear then to the brain Auditory Nerve
Known as the ear drum Tympanic Membrane
Triggers nerve impulses Retina
Controls the size of a pupil Iris
Provides sense of taste Taste Bud
Sensitive to light, dark, shape and movement changes Rod
Distinguishes spacial distance between organisms and objects Lens
Small, rounded protuberance on an organ of a body Papillae
Responsible for color vision Cone
Translates sound to the nerve and impulses to send to the brain Cochlea
Detection of odor molecules Olfactory Receptors
Transmits impulses to the brain from the retina Optic Nerve
Maintain balance located in inner ear Semicircular Canal

Properties and Types of Sensory Receptors Crossword

Type
Crossword
Description

A cell or organ specialized to detect a stimulus, such as taste cell, or the eye Receptor
An organ of the body that responds to external stimuli by conveying impulses to the sensory nervous system Sense Organ
The action of converting one form of energy into another Transduction
A variable change in membrane voltage produced by a stimulus acting on a receptor cell; generates an action potential if it reaches threshold Receptor Potential
Conscious perception of a stimulus Sensation
Refers to the type of stimulus or the sensation it produces Modality
Theory of sensory interpretation which explains how the brain separates different sensations based on the area of the body that the signal comes from Labeled Line Code
The area in which a sensory neuron detects stimuli Receptive Field
The ability of the brain to identify the site of stimulation Sensory Projection
Pathways followed by sensory signals to their ultimate destinations in the CNS Projection Pathways
Refers to whether a light is loud or soft, a light is dim or bright, a pain is mild or excruciating Intensity
How long a stimulus lasts Duration
What happens if stimulus is prolonged, the firing of the neuron gets slower over time and we become less sensitive to the stimulus Sensory Adaptation
Generate a burst of action potentials when first stimulated, then quickly adapt and sharply reduce or stop signaling even if the stimulus continues Phasic Receptors
A type of receptor that adapts slowly and generate signals steadily Tonic Receptors
A neuron specialized to respond to heat or cold, found in the skin and mucous membranes, for example Thermoreceptors
A sensory cell or sense organ that responds to light falling on it Photoreceptors
A nerve ending specialized to detect tissue damage and produce a sensation of pain Nociceptors
An organ or cell specialized to detect chemicals, as in the carotid bodies and taste buds Chemoreceptors
A sensory nerve ending or organ specialized to detect mechanical stimuli such as touch, pressure, stretch, or vibration Mechanoreceptors
A sensory receptor of the muscles, tendons, and joint capsules that detects muscle contractions and joint movements Proprioceptors