SCIENCES 2026 GALEN COMPREHENSIVE
STUDY GUIDE SOLVED QUESTION SET
◉ What is the function of the Duodenum? Answer: It receives Chyme. It
is where your gallbladder dumps bile via bile ducts.
◉ What is the importance of the small intestine? Answer: Site of
nutrient absorption.
◉ What is the function of the Ileum Answer: It's an extension to make
sure whatever nutrients were not absorbed have somewhere to go.
◉ What is the direction of the large intestine? Answer: Ascending colon,
transverse colon, Desecending colon, sigmoid colon, Rectum. Anus.
◉ Where does digestion start? Answer: starts psychologically before
food enters the mouth
◉ What is the enzyme that digests/breaks down glucose? Answer:
Amylase
◉ What is the mechanical part of chewing? What is CN for chewing?
CN for swallowing? Answer: -Mastication
, -CN#5 Trigeminal= chewing
-CN#9 Glossopharyngeal= swallowing
◉ What structure is involved in swallowing after mastication? Answer:
Esophagus
◉ What sphincter at the beginning of the stomach prevents us from
having heart burn(Dyspepsia)? Answer: -LES= lower esphageal
sphincter or Cardiac Sphincter.
◉ When you swallow, what substance is released into the stomach to
break down food? Answer: Hydrochloric Acid (HCL acid)
◉ What substance breaks down protein in the stomach? Answer: Pepsin
◉ What is the mechanical part of the stomach? Answer: Churning
◉ What is the name of the substance that the stomach makes from
digestion? Answer: Chyme passes through the pyloric sphincter and
dups into the duodenum
◉ What are the 2 additional enzymes that the pancreas secretes?
Answer: -Lipase (fats)
-pepsidase (proteins) (sometimes called trypsin)