The Segments of the Small Intestine, in Order, Starting from the Pylorus

question 13

Multiple Choice

The segments of the small intestine, in order, starting from the pylorus, are:

• A)ileum, jejunum, and duodenum.
• B)jejunum, duodenum, and ileum.
• C)jejunum, ileum, and duodenum.
• D)duodenum, jejunum, and ileum.
• E)duodenum, cecum, and ileum.

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Definitions:

Radiolarian

Microscopic, planktonic marine organisms with intricate silica skeletons, used as paleoclimatic indicators.

Mineral-based Shell

A hard, protective outer layer created by some organisms, composed primarily of minerals.

Flagella

Long, whip-like structures that protrude from the cell body of certain cells, such as bacteria and sperm, used for locomotion.

Photosynthetic

Relating to the process by which green plants and certain other organisms use sunlight to synthesize nutrients from carbon dioxide and water.