The end product of digestion of starch which is absorbed into the bloodstream is:

Correct Answer: C

Rationale: Starch is broken down into glucose by enzymes like amylase and maltase, which is then absorbed into the bloodstream.

Correct Answer: D

Rationale: Defecation is the final stage where undigested waste (feces) is eliminated via the anus.

Correct Answer: B

Rationale: Adenoids refer to the enlarged pharyngeal tonsil, located in the nasopharynx, which can obstruct breathing when hypertrophied.

Correct Answer: D

Rationale: Von Ebner's glands (serous glands) are associated with circumvallate papillae and aid in taste perception by secreting fluid, not general salivary secretion.

Correct Answer: D

Rationale: The esophageal mucosa contains mucous glands in the submucosa, especially in the upper and lower regions, not none along its length.