Note the relationship between the first two words and suggest the suitable word/words for the fourth place. Ear pinna : Auricle :: Inner ear : ______.

Note the relationship between the first two words and suggest the suitable word/words for the fourth place.

Ear pinna : Auricle :: Inner ear : ______.

Fill in the Blanks

Ear pinna : Auricle :: Inner ear : Membranous Labyrinth.

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Chapter 11: Sense Organs - Review Questions [Page 158]

Chapter 11 Sense Organs
Review Questions | Q B. 2. (d) | Page 158

Photoreceptor cells are present in __________.

(A) blind spot

(B) retina

(D) cornea

For human ears, the audible range is 20 Hz to 20,000 Hz.

The exact location of the Yellow spot

Differentiate between near vision and distant vision (Shape of the eye lens).

Choose the correct answer :
Organ of corti is found in ___________

The figure below is the sectional view of a part of the skull showing a sense organ:

What are the parts labeled 'm', 'i' and 's'? What do these parts constitute collectively?

Mention, if the following statement is True or False
Cochlea of the ear is concerned with the sense of balance.

The range of audible frequency for the human ear is

The spiral organ possessing sensory cells for hearing is ______.

Draw a neat and well labelled diagram of the membranous labyrinth found in the inner ear.
Based on the diagram drawn above in (i), give a suitable term for each of the following descriptions:
1. The structure responsible for hearing.
2. The sensory cells that help in hearing.
3. The membrane-covered opening that connects the middle ear to inner ear.
4. The nerves that carry impulses from the ear to the brain.
5. The tube which equalises the air pressure on either side of the ear drum.