CH. 18: Senses - EARS Flashcards
receptors for this sense are found in the skin, muscles, joints, and internal organs
pain
tactile sense, located in the skin
touch
beneath the skin and deeper tissues
pressure or deep touch
locates in the skin and in the hypothalamus
temperature
awareness of body position found in muscles, tendons, and joints
proprioception
senses are divided according to whether they are widely ________ or __________ in special sense organs
distributed; localized
special senses are localized w/n the complex sense organs in the _________
head
located in taste buds on the tongue; detect only sweet, sour, bitter, salty, and umami
gustation (taste)
receptors in the nose
olfaction (smell)
located in the ear; respond to movement created by sound waves as they travel through the ear
hearing receptors
located in the ear; activated by changes in the position of the cells in the inner ear as we move
equilibrium receptors
light-sensitive and located deep within the eye
vision receptors
sensory nerve ending or a specialized structure associated with a sensory nerve that responds to a stimulus
sensory receptor
-esthesia
sensation
-algesia
pain
-osmia
sense of smell
-geusia
sense of taste
para-
abnormal
waxy material that protects the ear and helps to prevent infection
cerumen
consists of the pinna, external auditory canal (meatus), and tympanic membrane (eardrum)
outer ear
3 ossicles of the middle ear, named for its shape
- malleus (hammer)
- incus (anvil)
- stapes (stirrup)
connects the middle ear with the nasopharynx and serves to equalize pressure b/w the outer ear and the middle ear
auditory tube
described as a labyrinth, which means “maze”; consists of an outer bony framework containing a similarly shaped membranous channel; entire labyrinth is filled with _________
inner ear;
fluid
it is shaped like a snail’s shell; has the specialized spiral organ (organ of Corti) for hearing
cochlea