Which Structure Separates the External Ear from the Middle Ear

question 100

Multiple Choice

Which structure separates the external ear from the middle ear?

• A) pinna
• B) auditory canal
• C) tympanic membrane
• D) ossicles

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Definitions:

Fossil Record

The collection of fossils, which are the preserved remains or imprints of organisms, providing historical evidence of life on Earth.

Bacteria

Microscopic single-celled organisms that can be found in various environments, some of which can cause disease while others are beneficial.

Mammals

A class of warm-blooded vertebrate animals characterized by the presence of mammary glands which in females produce milk for feeding their young.

Tetrapods

Animals with backbones that possess four limbs or structures similar to limbs, encompassing groups such as amphibians, reptiles, birds, and mammals.