sac Flashcards
Sensation definition
The process of which our sensory organs or receptors receive information about the environment and transmit it to the brain
Perception definition
The process whereby the brain organises and interprets sensory information
Name the parts of the eye 13
Blood vessels Retina Fovea Optic nerve Blind spot Muscle Ciliary muscle Aquarius humour Pupil Iris Cornea Lens Vitreous humour
Blood vessels function
Linked to the iQ and cognitive function
Retina function
Transmits light into chemical and electrical pulses
Fovea function
Responsible for sharp central vision
Optic nerve function
Transfers visual information from the retina to the vision centres of the brain via electrical impulses
Blind spot function
In the area there in no image detection
Ciliary muscle function
Holds and controls the movement of the eye lens
Aquarius humour function
Nourishes the cornea and the lens
Pupil function
Takes in the light so the eye can focus on objects in front of it
Iris function
The colour
Cornea function
Protective layer of the eye
Lens function
Focuses the light that the pupil takes in
Vitreous humour
The clear gel that fills the space between the lens and the retina
