BIO 181 ASU CAPCO EXAM 4 PRACTICE
ASSESSMENT 2026 COMPLETE SOLVED
QUESTIONS AND MODEL RESPONSES
◉ What is bile made from? And how does oatmeal reduce
cholesterol levels?
Answer: Bile is made from cholesterol, and some kinds of fiber (like
oatmeal) will bind with bile, decreasing its absorption and lowering
cholesterol levels.
◉ How does the pancreas neutralize the pH of the chyme that comes
from the stomach?
Answer: Bicarbonate Ion Secretions
◉ Think about feedback loops. What triggers the gall bladder to
secrete bile?
Answer: Fatty acids in the lumen of the duodenum
◉ Name the main enzyme in the stomach.
Answer: Pepsin
, ◉ T/F If something is called a vitamin, it cannot be made by the
organism and must be taken in as a part of diet.
Answer: True
◉ 90% of absorption in the intestine occurs where?
Answer: In the Ileum and Jejunum
◉ The digestive track begins with the ___________________ and the first
enzyme added is ___________________.
Answer: Mouth, Amylase
◉ Draw concentric circles and label the four layers of the gut. Also
label the hole at the inner most circle. List what is in these four
layers.
Answer:
◉ Name the sphincter that separates the stomach from the small
intestine.
Answer: Pyloric Sphincter
◉ When glucose is taken in by the digestive track and enters your
blood, cells are triggered to take in the glucose by what mechanism?
Answer: Insulin and insulin receptors
ASSESSMENT 2026 COMPLETE SOLVED
QUESTIONS AND MODEL RESPONSES
◉ What is bile made from? And how does oatmeal reduce
cholesterol levels?
Answer: Bile is made from cholesterol, and some kinds of fiber (like
oatmeal) will bind with bile, decreasing its absorption and lowering
cholesterol levels.
◉ How does the pancreas neutralize the pH of the chyme that comes
from the stomach?
Answer: Bicarbonate Ion Secretions
◉ Think about feedback loops. What triggers the gall bladder to
secrete bile?
Answer: Fatty acids in the lumen of the duodenum
◉ Name the main enzyme in the stomach.
Answer: Pepsin
, ◉ T/F If something is called a vitamin, it cannot be made by the
organism and must be taken in as a part of diet.
Answer: True
◉ 90% of absorption in the intestine occurs where?
Answer: In the Ileum and Jejunum
◉ The digestive track begins with the ___________________ and the first
enzyme added is ___________________.
Answer: Mouth, Amylase
◉ Draw concentric circles and label the four layers of the gut. Also
label the hole at the inner most circle. List what is in these four
layers.
Answer:
◉ Name the sphincter that separates the stomach from the small
intestine.
Answer: Pyloric Sphincter
◉ When glucose is taken in by the digestive track and enters your
blood, cells are triggered to take in the glucose by what mechanism?
Answer: Insulin and insulin receptors
