Q2 of 3 Page 37

Identify the odd one and write down the common feature of others.

Malleus, Eustachian tube, Stapes, Incus

Odd one- Eustachian Tube

Eustachian Tube is a Canal, It connects pharynx and the middle ear.


Malleus, Stapes and Incus are tiny bones/Ossicles.


Common Features- all are located in the middle ear.


More from this chapter

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1

When we view nearby objects,

 3

Copy the figure. Identify the parts according to the hints and label them.

a. The part where the muscles that regulate the size of the pupil are seen.


b. The chamber which is filled with vitreous humor.


c. The layer of eye where photoreceptors are seen.