Sensory Perception Flashcards
Humans have five basic senses
sight, smell, hearing, taste, and touch
What is a sensory deficit?
A deficit in the expected function of one or more of the five senses
What is an example of sensory deprivation?
Blindness. which causes an absence of visual sensory stimulation
What is sensory overload?
Receiving stimuli at a rate and intensity beyond the brain’s ability to process the stimuli in a meaningful way.
What is sensory deprivation?
A reduction in or absence of stimuli to one or more of the five senses.
What is sensory processing disorder?
When a client appropriately detects sensory stimuli, but their brain has difficulty interpreting and responding appropriately to the stimuli.
Olfactory nerve?
I.
Sensory to nose for smell
Optic nerve?
II
Sensory to eye for vision
Oculomotor nerve?
III
Motor to eye
Trochlear nerve?
IV
Motor to eye
Trigeminal nerve?
V
Sensory to face
Motor to muscles of jaw
Abducens nerve?
VI
Motor to eye
Facial nerve?
VII
Sensory to tongue for taste
Motor to face for expression
Vestibulocochlear (Auditory) nerve
VIII
Sensory to ear for hearing and balance
Glossopharyngeal nerve
IX
Sensory to tongue for taste
Motor to pharynx (throat)
Vagus nerve
X
Sensory to pharynx
Motor to vocal cords
Parasympathetic innervation to heart lungs, abdominal organs
Accessory nerve
XI
Motor to muscles of neck
Hypoglossal nerve
XII
Motor to tongue
What is myopia?
Inability to see faraway objects clearly, also referred to as nearsightedness.
What is hyperopia?
Inability to see nearby objects clearly, also referred to as farsightedness.
What is astigmatism?
A defect in the eye making objects nearby and faraway look blurry or distorted.
What is presbyopia?
Age-related farsightedness, or a gradual decrease in the ability to clearly see nearby caused by the loss of flexibility of the lens of the eye.
What is a cataract?
A clouding of the lens of the eye that causes vision to be blurry, hazy, or less colorful.
What is diabetic retinopathy?
Affects blood vessels in the retina causing blindness.