"BIO252: Advanced Human Biology Examination

"BIO252: Advanced Human Biology Examination


C) Cephalic - answers✔✔The _________ phase of gastric secretion is stimulated by food-related
sensory input (smell, sight, taste, etc)

A) Celiac

B) Gastric

C) Cephalic

D) Intestinal

E) Pancreatic



E) B and C only - answers✔✔Which of the following stimulates parietal cells to increase HCl
production?

A) Pepsin

B) Gastrin

C) Intestinal gastrin

D) All of these

E) B and C only



D) Microvilli - answers✔✔On which of the following structures would you find brush border
enzymes?

A) Gastric rugae

B) Circular folds

C) Villi

D) Microvilli

E) None of the above

, A) Mouth - answers✔✔Absorption (at least some) occurs in all of the following except

A) Mouth

B) Stomach

C) Duodenum

D) Ileum

E) Large intestine



E) B and C only - answers✔✔In the porta hepatis, the _________ supplies the liver with
_________

A) Hepatic vein; oxygen-poor venous blood

B) Hepatic artery; oxygen-rich blood

C) Hepatic portal vein; nutrient-rich blood from GI tract

D) All of the above

E) B and C only



B) pH - answers✔✔This component of bile allows it to emulsify fats:

A) Bile salts

B) pH

C) Bilirubin

D) Triglycerides

E) It's yellow-green color



B) Mechanical digestion - answers✔✔Emulsification, mastication, and segmentation are all
examples of what digestive process?

A) Ingestion

B) Mechanical digestion

C) Chemical digestion