Biology
(a) Draw a neat and well labelled diagram of the membranous labyrinth found in the inner ear.
(b) Based on the diagram drawn above in (a), give a suitable term for each of the following descriptions:
(i) The structure responsible for hearing.
(ii) The sensory cells that help in hearing.
(iii) The membrane-covered opening that connects the middle ear to inner ear.
(iv) The nerves that carry impulses from the ear to the brain.
(v) The tube which equalises the air pressure on either side of the ear drum.
Sense Organs
71 Likes
Answer
(a) Below labelled diagram shows the membranous labyrinth found in the inner ear:
(b)
(i) Cochlea
(ii) Organ of corti
(iii) Round window
(iv) Auditory nerve
(v) Eustachian tube
Answered By
41 Likes
Related Questions
The figure given below refers to the vertical section of the eye of a mammal. Study the figure carefully and answer the following questions.
(a) Label the guidelines shown as 1 to 10.
(b) Write one important role of parts shown as 3 and 7.
(c) Write one structural difference between the parts shown as 9 and 10.
(d) Mention one functional difference between the parts shown as 6 and 8.
Given below is a diagram depicting a defect of the human eye? Study the same and answer the questions that follow:
(a) Name the defect shown in the diagram.
(b) Give two possible reasons for this defect.
(c) Name the parts labelled 1 to 4.
(d) Name the type of lens used to correct this eye defect.
(e) Draw a labelled diagram to show how the above mentioned defect is rectified using the lens named above.
Given below is a diagram of a part of the human ear. Study the same and answer the questions that follow:
(i) Give the collective biological term for Malleus, Incus and Stapes.
(ii) Name the parts labelled A, B and C in the diagram.
(iii) State the functions of the parts labelled 'A' and 'B'.
(iv) Name the audio receptor region present in the part labelled 'A'.
Draw a labelled diagram of the inner ear. Name the part of the inner ear that is responsible for static balance in human beings.