Parts Of The Ear & Other Senses

Front 1

OUTER EAR (PINNA)

Back 1

COLLECTS SOUND FROM AIR AND DIRECTS IT THROUGH THE EAR CANAL

"PINA LIKES TO COLLECT SOUND FROM THE OUTSIDE AND TAKE IT TO THE CANAL"

Front 2

TYMPANIC MEMBRANE (EARDRUM)

Back 2

MEMBRANE THAT VIBRATES WHEN SOUND HITS IT

"DRUMS CREATE A TYPICAL VIBRATION"

Front 3

OVAL WINDOW

Back 3

MEMBRANE THAT SEPARATES MIDDLE EAR FROM INNER EAR

SENDS VIBRATIONS TO THE COCHLEA

Front 4

COCHLEA

Back 4

FLUID-FILLED MEMBRANE IN THE INNER EAR

PRESSURE CHANGES STIMULATE HAIR CELLS

Front 5

HAIR CELLS

Back 5

AUDITORY RECEPTOR CELLS THAT INITIATE NERVE IMPULSES

"HAIRY PEOPLE ARE NERVOUS TO INITIATE THINGS"

Front 6

SOUND WAVE

Back 6

VIBRATIONS THAT STIMULATE AUDITORY RECEPTORS

Front 7

AMPLITUDE

Back 7

HEIGHT OF WAVE
LOUDNESS
PRESSURE EXERTED BY EACH AIR PARTICLE

Front 8

FREQUENCY

Back 8

LENGTH OF WAVE (PITCH)
TIME BETWEEN 2 POINTS OF MAXIMUM PRESSURE

Front 9

PLACE THEORY

Back 9

HAIR CELLS RESPOND TO DIFFERENT FREQUENCIES OF SOUND BASED ON THEIR LOCATION IN THE COCHLEA

Front 10

FREQUENCY THEORY

Back 10

HAIR CELLS FIRE AT DIFFERENT RATES IN THE COCHLEA, ALLOWING US TO SENSE PITCH

Front 11

SMELL (OLFACTION)

Back 11

INFORMATION GATHERED FROM CHEMICALS IN THE AIR

INHALED MOLECULES EXCITE RECEPTORS IN THE OLFACTORY EPITHELIUM

Front 12

OLFACTORY BULB

Back 12

GATHERS MESSAGES FROM THE OLFACTORY RECEPTOR CELLS AND SENDS THEM TO THE BRAIN

Front 13

TASTE

Back 13

SENSORY RECEPTORS IN TASTE BUDS OF TONGUE

SENSITIVE TO SALTY, SOUR, BITTER, AND SWEET

Front 14

SKIN SENSES

Back 14

INFO FROM THE SKIN, INCLUDING PRESSURE, PAIN, WARMTH AND COLD

Front 15

VESTIBULAR SESNES

Back 15

RECEPTORS IN SEMICIRCULAR CANAL OF INNER EAR SENSE HOW OUR BODY IS ORIENTATED

MAINTAINS BALANCE

LOCATES OUR HEAD IN SPACE

Front 16

KINESTHETIC SENSE

Back 16

RECEPTORS IN MUSCLES, TENDONS, JOINTS THAT GIVE INFO ABOUT OUR LIMBS