F3 Chap 1.2 B

Receptor cells that are sensitive to light are known as

Light sensitive cells are found in the

• cornea

• lens

• retina

• optic nerve

No image is formed on the

• retina

• yellow spot

• blind spot

Photoreceptors contains ______cells that are sensitive to different light intensities

Photoreceptors contains ______cells that are sensitive to colours of light (red light, blue light and green light).

Transmit nerve impulses from the retina to the brain

• receptors

• auditory nerves

• spinal cord

• optic nerves

Controls the amount of light entering the eye

• eye lid

• iris

• pupil

• cornea

Jelly-like substance in the eyeball that maintains the shape of the eye

• vitreous humour

• cornea

• retina

• yellow spot

Contains blood capillaries to supply oxygen and nutrients to the eye

• sclera

• choroid

• retina

• yellow spot

*Images formed on the retina are

• smaller

• upright

• inverted

• real

• virtual