What is a sensation? - Answers conscious or subconscious awareness of an internal or external stimuli
These senses include somatic sensations
(tactile, thermal, pain, and proprioceptive) - Answers General senses
These senses are scattered throughout the body - Answers General Senses
These senses are simple structures - Answers General Senses
These senses includ smell, taste, vision, hearing, and equilibrium - Answers Special Senses
These senses are specifically located within the head - Answers Special Senses
These senses are anatomically distinct structures - Answers Special Senses
These senses form complex neural pathways - Answers Special Senses
The process of perceiving smells is known as what? - Answers Olfaction
Taste is also known as... - Answers Gustatory
Olfactory and gustatory send impulses to what specific part of the body - Answers The cerebral cortex,
then the limbic system
Which sense is the most strongest of them all? - Answers Olfaction
Where is the olfactory epithelium located? - Answers In the superior (upper) part of the nasal cavity
What kind of cells does the olfactory epithelium consist of? - Answers 1. olfactory receptors
2. supporting cells
3. basal cells
What type of cells within the olfactory epithelium respond to odor - Answers olfactory receptors
What is the function of basal cells within the olfactory epithelium - Answers They replace the olfactory
receptors (stem cells)
The process of smelling a flower starts a domino effect of events eventually leading to which part of the
brain for processing - Answers Temporal lobe
Name the subcategories within gustation - Answers sour, sweet, bitter, salty, & umami
Where are taste buds located - Answers tongue, soft palate, pharynx, and larynx
, Taste buds are composed of what type of cells - Answers Gustatory receptors, which are then
surrounded by supporting cells
What projects from each receptor cell to the surface of the tongue through the taste pore - Answers A
gustatory hair
On average, what is the lifespan of a gustatory receptor cell - Answers 10 days
elevations on the tongue which provide a rough texture are known as what - Answers papillae
What 3 types of papillae are taste buds found on? - Answers Vallate papillae- back of tongue
Fungigorm papillae- entire tongue (scattered)
Foliate papillae- sides of tongue (only in children)
Filiform papillae are tactile receptors covering the tongue, but do not contain what - Answers Taste buds
What three cranial nerves control the gustatory responses - Answers Facial (III) Nerve- tip of tongue
Glossopharyngeal (IX) Nerve- middle/ back of tongue
Vagus (X) Nerve- throat and epiglottis
Nerve impluses are eventually propogated till they reach what part of the brain - Answers Medulla
Oblongata
Vision is possible due to these and the way they perceive light - Answers photoreceptors
The accessory structures of the eye include: - Answers extraocular muscles, palpebra, conjunctiva, and
lacrimal glands and ducts.
What part of the eye allows light to pass into the back of the eye? - Answers the pupil
The upper and lower palpebrae are commonly referred to as what - Answers eyelids
Name the clear mucous membrane that covers the white part of the eye (avascular) - Answers
Conjunctiva
where are lacrimal glands located - Answers superlateral to the eyeball. (upper left/right in coordinance
with left/right eye)
Tears are produced where - Answers In the lacrimal glands
What cavity do tears flow into causing nasal stuffiness during crying - Answers lacrimal puncta
Watery eyes occur because - Answers a build up of lacrimal fluid (allergies/inflammation)