Surface mucous cells show the following EXCEPT:

Correct Answer: C

Rationale: Surface mucous cells secrete neutral to alkaline mucus, not acidic mucus, to protect the gastric mucosa.

Correct Answer: C

Rationale: The submandibular gland has prominent striated ducts, like other major salivary glands.

Correct Answer: C

Rationale: Chief cells in the stomach are responsible for secreting pepsinogen, which is then activated to pepsin by the acidic environment created by HCl.

Correct Answer: D

Rationale: Humans have 12 monophyodont teeth (premolars and molars), which erupt only once, unlike diphyodont teeth (incisors, canines) that replace milk teeth.

Correct Answer: A

Rationale: Digestion is the breakdown of complex food substances into simpler forms for absorption.