module 21 Flashcards
What are the four skin sensations?
Pressure, warmth, cold, and pain
What does the gate-control theory suggest?
The spinal cord has a ‘gate’ that controls pain signals traveling to the brain
What opens the gate in the gate-control theory?
Small nerve fibers
What is kinesthesia?
The system for sensing the position and movement of individual body parts
What does the vestibular sense involve?
The sense of body movement and position, including balance
What is sensory interaction?
The principle that one sense may influence another
What is embodied cognition?
The idea that bodily sensations, gestures, and states influence thoughts
What type of waves are involved in vision?
Light waves
What are the receptors for hearing?
Cochlear hair cells in the inner ear
What sensations are detected by skin receptors?
Pressure, warmth, cold, and pain
What do taste receptors detect?
Chemical molecules
What are the basic tastes?
Sweet, sour, salty, bitter, and umami
How many olfactory receptors are involved in smell?
20 million olfactory receptors
What do olfactory receptors send signals to?
The brain’s olfactory bulb
Fill in the blank: Taste and smell are ______ receptors.
Chemical
What do kinesthetic sensors detect?
Body part position
What receptors are involved in the vestibular sense?
Nail-like receptors
