Sensory Flashcards
Stimulus
How our body reacts to stimuli
Nociceptors
Detect pain
Mechanoreceptors
Body fluid
Photoreceptors
Light/sight
Thermoreceptors
Temperature
Chemoreceptors
Taste and smell
4 components of sensation
Stimulus (sun)
Receptor(reaction to light)
Sensory nerve(optic nerve)
Special area of brain triggered (occipital)
General senses
Pain
Touch
Pressure
Temperature
Special senses
Smell Taste Sight Hearing Balance
Olfactory
Smell
Gustation
Taste
Glossopherengial nerve(9th cranial nerve)
Facial (11th cranial nerve)
Vagus(10th cranial nerve)
Taste
"Social sense" Bitter Salty Sweet Sour Umami(savory)
Visual accessory organs
Eyebrows Eyelids Conjunctiva Eyelashes Lacrimal apparatus (tears) Extrinsic eye muscles
Sclera
Shapes the eye
Outermost layer of eye
Cornea
Colored portion of eye
Contains no blood vessels
Pupil
Allows light to enter the eye
Retina
Innermost layer of eye
Contains rods and cons
Rods
See in dim light
Cons
Provides color vision
Blind spot
Optic disk
Aqueous humor
Fluid in front of eye
Vitreous humor
Fluid in back of eye
Cross eyed
Convergent strabismus
Etosis
Lazy eye