Study the given diagram and answer the questions that follows.

(a) Name the parts labelled A, B and C in the diagram.

(b) State the function of part labelled A and B.

(c) Name the audio receptor region present in the part labelled A.

Expand the abbreviation TSH.

Give differences between turgidity and flaccidity.

Explain why generally only the male child suffers from colour blindness and not the female?