Question

Choose the ODD one out of the following terms given and name the CATEGORY to which the others belong

Malleus, pinna, incus, stapes

• A. Malleus
• B. pinna
• C. incus
• D. stapes

Answer 1

The correct option is B

pinna

The correct option is B:

Explanation of the correct option:

The outer ear

1. Consists of the pinna, external auditory canal, and tympanum.
2. Pinna collects sounds from different directions and passes them onto the auditory canal.

Explanation of the incorrect option:

Option (A),(C) and (D):

The middle ear

1. Consists of three ear ossicles or small bones called the malleus, incus, and stapes.
2. Malleus is the largest while the stapes is the smallest.

Final Answer: The pinna is the ODD one out in the given category parts of the middle ear and option B is correct