Sensory Organs Flashcards
The ear is divided into three main areas, name them.
External ear, the middle ear and the inner ear.
What happens when taste receptors are stimulated
Impulses travel along the cranial nerves to various parts of the brain and in the temporal and parietal lobes
What is the tympanic membrane?
Ear drum
AUDITORY PATHWAY
Sound waves enter and travel down the _______ _______ ____> hit the ____ _____ which vibrates>transmits to the ossicles> amplify sound>hits the oval window>reaches the inner ear (___)> vibrations in fluid move hairs>sound waves are converted to electrical impulses>impulses travel along ____ nerve to the brain> sound is analyses and interpreted.
Sound waves enter and travel down the external auditory canal >hit the tympanic which vibrates>transmits to the ossicles> amplify sound>hits the oval window>reaches the inner ear (cochlea)> vibrations in fluid move hairs>sound waves are converted to electrical impulses>impulses travel along cochlear nerve to the brain> sound is analyses and interpreted.
What are the three layers of le eye ball
The sclera (the outermost layer)
The choroid (middle layer)
The retina (the innermost)
What is glaucoma?
This condition is the result of poor drainage or over production of the aqueous hiker.
What does an ophthalmoscopic exam entail?
Views the interior structures of the eye.
What is an audiometry?
A test in which measures a clients heRing.
The pathway of light through the eye is
Cornea > aqueous humour> pupil> lens > vitreous humour > retina.