How is the ear connected to the BRAIN?
sensory nerve
auditory nerve
blood vessels
What 2 structures make up the EXTERNAL EAR?
Pinna
External auditory meatus
hammer
ear drum
What is the structure of the PINNA?
Wide plate of cartilage
funnel shaped plate of cartilage
small plate of cartilage
Which of these are 2 functions of the PINNA?
Guides sound waves into the inner ear
facial expression and communication
processes things you hear
Which 2 of these are the sections of the middle ear?
Tympanic cavity
Tympanic membrane
Tympanic vein
Tympanic artery
Which 3 answers describe the structure of the TYMPANIC MEMBRANE?
Thin
Semi transparent
oval membrane
wide
fibrous
moist
What is the function of the TYMPANIC MEMBRANE?
Sends vibrations to the inner ear
Helps process what you hear
Sends vibrations out of the ear
What is another word for the MALLEUS
Hammer
Anvil
Stapes
What is another word for the INCUS?
What is anther word for the STAPES?
Stirrup
The INNER EAR is made up of 2 sections one being the BONY LABYRINTH, but what is it?
A cavity 'carved' out of the temporal bone
A system of connecting tubes
What fluid is the BONY LABYRINTH filled with?
Perilymph
Endolymph
Another section of the INNER EAR is the MEMBRANOUS LABYRINTH, but what is it?
Systems of interconnecting tubes
What fluid is the MEMBRANOUS LABYRINTH filled with?
Which 2 membranes link the MIDDLE to the INNER EAR? (Select 2 answers)
The round window
The oval window
The semi-permeable window
The crescent window
What is the URTICLE'S function?
Responds to vertical movements
Responds to lateral movements
What is the SACCULE'S function?
Which part of the MIDDLE EAR is responsible for EQUALISING AIR PRESSURE?
Eustachian tube
Vestibule
Temporal bone
Auditory tube
Label this diagram of the EAR