Radience Gaming

Nervous System and the Eye

Science

Watch Lesson: Nervous System and the Eye

Watch this video before studying this lesson while playing games.

the part of the nervous system that controls involuntary actions

The Part Of The Nervous System That Controls Involuntary Actions.

Autonomic Nervous System

Autonomic Nervous System Simple Definition

an extension of the neuron that carries messages away from the nerve cell body

An Extension Of The Neuron That Carries Messages Away From The Nerve Cell Body.

Axon

Axon Simple Definition

the organ that is the control center of the nervous system

The Organ That Is The Control Center Of The Nervous System.

Brain

Brain Simple Definition

the structure that connects the brain to the spinal cord, it includes the pons and the medulla oblongata

The Structure That Connects The Brain To The Spinal Cord, It Includes The Pons And The Medulla Oblongata.

Brain Stem

Brain Stem Simple Definition

the brain and spinal cord, which form the control center of the nervous system

The Brain And Spinal Cord, Which Form The Control Center Of The Nervous System.

Central Nervous System

Central Nervous System Simple Definition

the part of the brain that coordinates movement and balance

The Part Of The Brain That Coordinates Movement And Balance.

Cerebellum

Cerebellum Simple Definition

the largest part of the brain, it controls the senses, learning, movement, and memory

The Largest Part Of The Brain, It Controls The Senses, Learning, Movement, And Memory.

Cerebrum

Cerebrum Simple Definition

a fluid-filled spiral structure in the ear that converts sound vibration into nerve impulses

A Fluid-filled Spiral Structure In The Ear That Converts Sound Vibration Into Nerve Impulses.

Cochlea

Cochlea Simple Definition

the transparent front part of the eye, through which light enters it

The Transparent Front Part Of The Eye, Through Which Light Enters It.

Cornea

Cornea Simple Definition

a threadlike extension of a neuron that receives impulses from other neurons

A Threadlike Extension Of A Neuron That Receives Impulses From Other Neurons.

Dendrite

Dendrite Simple Definition

the structure in the eye that focuses light onto the retina

The Structure In The Eye That Focuses Light Onto The Retina.

Eye Lens

Eye Lens Simple Definition

the colored part of the eye, it controls how much light enters the eye

The Colored Part Of The Eye, It Controls How Much Light Enters The Eye.

Iris

Iris Simple Definition

a nerve cell that carries impulses in the nervous system

A Nerve Cell That Carries Impulses In The Nervous System.

Neuron

Neuron Simple Definition

the nerves that carry signals between the entire body and the central nervous system

The Nerves That Carry Signals Between The Entire Body And The Central Nervous System.

Peripheral Nervous System

Peripheral Nervous System Simple Definition

the opening at the center of the iris, through which light enters the eye

The Opening At The Center Of The Iris, Through Which Light Enters The Eye.

Pupil

Pupil Simple Definition

an automatic response to stimulus without conscious control, like a blink or blush

An Automatic Response To Stimulus Without Conscious Control, Like A Blink Or Blush.

Reflex

Reflex Simple Definition

the light-sensitive layer at the back of the eye, it contains rods and cones

The Light-sensitive Layer At The Back Of The Eye, It Contains Rods And Cones.

Retina

Retina Simple Definition

anything that causes an organism to react

Anything That Causes An Organism To React.

Stimulus

Stimulus Simple Definition

the small gap where impulses travel from one neuron's axon to another neuron's dendrite

The Small Gap Where Impulses Travel From One Neuron's Axon To Another Neuron's Dendrite.

Synapse

Synapse Simple Definition

Related Chapters