Which of the Following Changes Does Not Occur as the Conducting

question 46

Multiple Choice

Which of the following changes does not occur as the conducting tubes of the respiratory tree become smaller?

• A) Cartilage rings are replaced by irregular plates of cartilage.
• B) The lining epithelium thins.
• C) Elastin in the walls disappears.
• D) Cartilage disappears in the bronchioles.

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Definitions:

Meiosis

A type of cell division that reduces the number of chromosomes in the parent cell by half and produces four gamete cells, essential for sexual reproduction.

Cell Division

The process by which a parent cell divides into two or more daughter cells, essential for growth, reproduction, and repair in organisms.

Eggs

The female reproductive cells in animals, including humans, or the oval or round objects produced by birds and some other animals, from which offspring can develop.

Sperm

The male gamete or reproductive cell involved in sexual reproduction, which carries genetic information to the ovum.