- 1 Where is the pinna?
- 2 What part of the ear is the pinna?
- 3 What is pinna?
- 4 Where is the pinna located quizlet?
- 5 Can you touch your eardrum with your finger?
- 6 What happens if the pinna is damaged?
- 7 What is the hole in your ear called?
- 8 What is a normal pinna?
- 9 What is another word for pinna?
- 10 What does it mean when your pinna hurts?
- 11 Where is the Tectorial membrane located quizlet?
- 12 What does the cochlea do quizlet?
- 13 What is the outer rim of the auricle called quizlet?
Where is the pinna?
The outer ear consists of the visible portion on the side of the head, known as the pinna , and the external auditory canal (ear canal) . The purpose of the pinna is to catch sound waves, amplify them slightly, and funnel them down the ear canal to the tympanic membrane (eardrum) .
What part of the ear is the pinna?
The auricle (pinna) is the visible portion of the outer ear. It collects sound waves and channels them into the ear canal (external auditory meatus), where the sound is amplified. The sound waves then travel toward a flexible, oval membrane at the end of the ear canal called the eardrum, or tympanic membrane.
What is pinna?
The pinna is the part of the ear you see on the side of your head. It’s made of tough cartilage covered by skin. Its main job is to gather sounds and funnel them to the ear canal, which is the pathway that leads to the middle ear.
Where is the pinna located quizlet?
Outer rim of the ear. the Inner rim of the ear it Begins at top of the Lobe and ends in the concha, it Bifurcates into two branches, called the CRURA of the Helix.
Can you touch your eardrum with your finger?
This includes fingers, cotton swabs, safety pins and pencils. Any of these can easily rupture the eardrum.
What happens if the pinna is damaged?
The outer part of your ear, known as the pinna, funnels sound into your ear canal, like a megaphone in reverse. If someone cut it off, everything would sound quieter.
What is the hole in your ear called?
A preauricular pit is a small hole in front of the upper ear, located just between the face and the cartilage of the ear rim. A preauricular pit may occur on one or both sides of the ear.
What is a normal pinna?
The Ear. The pinna is approximately 2 cm high and 1.5 cm wide. Its caudal surface is covered with dense tufts of white-tipped hair (Fig. 2.1).
What is another word for pinna?
auricle, pinna, earnoun. the externally visible cartilaginous structure of the external ear. Synonyms: capitulum, atrial auricle, auricula atrii, ear, pinnule, auricle, spike.
What does it mean when your pinna hurts?
Outer ear pain can most commonly be caused by environmental conditions such as water exposure or extreme cold weather that can lead to frostbite of the outer ear. Other causes for ear tragus pain include irritation from obtrusive objects like cotton swabs or fingers.
Where is the Tectorial membrane located quizlet?
What is the tectorial membrane? A membrane located ABOVE the basilar membrane; serves as a shelf against which the cilia of the auditory hair cells move.
What does the cochlea do quizlet?
The cochlea contains the receptors involved in hearing. b. intermediate area between the cochlea and the semicircular canals. The fluid-filled vestibule contains receptors involved in static equilibrium and sensing of linear acceleration of the head.
What is the outer rim of the auricle called quizlet?
The bottom portion of the auricle is the lobule, or ear lobe, extending from the lobule is the outer rim of the auricle folds over outwardly, forming the helix.