Special Senses Flashcards
3 bones of the middle ear
Malleus incus stapes
Function of ciliary body
Control shape and thickness of the lens
Function of Iris
Regulates the amount of light entering the pupil
Function of the retina
Sensitive to light rays
Functions of lens
Changes focal distance of the eye
Function of aqueous humour
Maintains intraocular pressure
Function of Eustachian tube
Carries add to the tympanic cavity
Function of Pina
God soundwaves to eardrum
Function of semi circular canals
Transmit info on angle of head
Function of cochlea
Convert sound waves to nerve impulses
To specialise nerve cells found in the retina
Rods and cones
Which one of the cells are sensitive to light levels rods or cones
Rods
What’s the gland produces tears
Lacrimal gland
One function of tears
Provides nutrients and anti-microbio protection for cornea
Three functions of the skin
Protection sensory secrection