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Sensory & Motor Systems
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Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Jan 01, 2016

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Spencer Charles

membrane potential

sensation action potentials

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Page 1: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 2: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Some vocabulary:

Sensation

Action potentials that reach the brain via sensory neurons

Perception

The brain’s awareness of sensations

Sensory & Motor Systems

Page 3: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory transduction

Change in membrane potential of a receptor cell (receptor potential)

Integration

Processing of information via the summation of graded potentials

Sensory & Motor Systems

Page 4: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 5: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Light touch

Touch

Light touch

Page 6: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Light touch

Sensory & Motor Systems

Light touch

Touch

Strong pressure

Page 7: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Light touch

Sensory & Motor Systems

Light touch

Touch

Strong pressure

Heat

Cold

Page 8: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Light touch

Sensory & Motor Systems

Light touch

Touch

Strong pressure

Heat

Cold

Pain

Page 9: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Mechanoreceptors

Pressure, touch, stretch, motion, sound

Muscle spindle

Sretch

Hair cells

Motion

Sensory & Motor Systems

Page 10: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Pain receptors (nociceptors)

Thermoreceptors

Chemoreceptors

Gustatory receptors (taste)

Olfactory receptors (smell)

Electormagnetic receptors

Photoreceptors

Sensory & Motor Systems

Page 11: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Sensory transduction

Page 12: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 13: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Stimulus

Page 14: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste

Stimulus

Page 15: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste sound

Stimulus

Page 16: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste sound light

Stimulus

Page 17: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste sound light pressure

Stimulus

Page 18: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste Transduction

Page 19: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste Transduction

Page 20: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

taste Transduction Ca++

Na+

Page 21: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

tasteNeurotransmitter

release

Ca++

Na+

Page 22: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

tasteNeurotransmitter

release

Ca++

Na+

Page 23: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

tasteAction

potential

Ca++

Na+

Page 24: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Anatomy of the Eye

Page 25: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Lens

Sensory & Motor Systems

Page 26: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Iris

Sensory & Motor Systems

Page 27: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Pupil

Sensory & Motor Systems

Page 28: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Cornea

Sensory & Motor Systems

Page 29: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Suspension ligaments

Sensory & Motor Systems

Page 30: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Sclera

Page 31: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Choroid

Page 32: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Retina

Page 33: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Optic nerve

Page 34: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Central artery &

vein

Page 35: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Optic disc

(blind spot)

Page 36: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Fovea

Page 37: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Aqueous humor

Page 38: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Vitreous humor

Page 39: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Structure and Function of the Retina

Page 40: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 41: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 42: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Retinal

Opsin

Page 43: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Retinal

Opsin

Rhodopsin

Page 44: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 45: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Rods Cones

Page 46: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 47: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems

Page 48: Sensory & Motor Systems. Some vocabulary: Sensation Action potentials that reach the brain via sensory neurons Perception The brain’s awareness of sensations.

Sensory & Motor Systems


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