Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
22 Cards in this Set
- Front
- Back
Somatic Sensations
|
which include touch, pressure, temperature, and pain
|
|
Special Senses
|
taste, smell, hearing and vision
|
|
Sensory system
|
of he central nervous system, transfers sensation
|
|
Dendrites
|
received signals coming to the nerve cell body
|
|
Axon
|
carry signal from the nerve cell body
|
|
Photoreception
|
vision
|
|
hearing
|
acoustical reception
|
|
Mechanoreception
|
touch
|
|
Optic Nerve
|
transmits signals to the brain which decode for us to see
|
|
Retina
|
made up o ohotoreceptors called rods and cones
|
|
Rods and Cones
|
Rods detect very dim light and cones detect bright light and color.
|
|
Color blindness
|
usually inherited and is a sex linked characteristic most commonly found in males.
|
|
acoustical receptors
|
a type of mechanoreceptor that responds to vibration to hear
|
|
hair cells
|
cells which bend due t o direct to indirect vibrations and transmit signals to the brain via auditory nerve
|
|
Sensorineural
|
hearing loss-nerve deafness
|
|
Conductive
|
Hearing loss- when it cant reach the inner ear
|
|
Mechaneoreceptors
|
touch- are located both near the surface of you skin and imbedded deeply in our skin.
|
|
Pain receptors
|
located in the epidermis of the skin and are grouped accodring to the stimulus, such as heat pressure or chemicals released from inflamed tissue
|
|
Thermo receptors
|
heat or cold, in order to regulate body temperature
|
|
Electromagnetic respecters
|
respond to electromagnetic energy such as visible light, electricity and magnetism.
|
|
anosmia
|
cant smell
|
|
gustatory
|
sense is mediated by taste buds, have 50 to 75 sensitive cell each
|