WGU DI 15 OA STUDY GUIDE UNIT 6 EXAM
QUESTIONS AND ANSWERS GRADED A+
LATEST UPDATE: 2026
1 . What type of fibers stimulate the salivary glands?: Cholinergic fibers
2. What part of the esophagus is innervated by nerve fibers?: The lower third
3. What artery provides blood to the stomach?: Celiac artery
4. What hormone is responsible for the inhibition of stomach
contraction?: -
Secretin
Gastrin increases stomach contraction (aids in motility) and produces acid in
the antrum, duodenum, and pancreas by G-cells
5. Which cells of the stomach secrete hydrochloric acid and intrinsic
factor?-
: Parietal cells
1/
Pernicious anemia* (Vitamin B12 deficiency)
6. Which enzyme is responsible for cleaving fatty acids from
phospholipids?-
,: Phospholipase
7. Which enzyme is responsible for breaking the end amino acids away from
the ingested protein? : Carboxypeptidase
8. What is true of unconjugated bilirubin?: Unconjugated bilirubin is
bilirubin bound to albumin.
Also called "free bilirubin"
9. Define pepsin: Produced in the stomach and breaks down proteins
Think P and P
10. Define Lipase: Produced by the pancreas and breaks down triglycerides
1 1 . Define amylase: Produced in the mouth and breaks down starch
"Amy eats a starchy meal"
12. What are 3 characteristics of celiac disease?: Anemia
Diminished growth
Deficiences in fat-soluble vitamins
13. Is pyloric stenosis more common in male or female infants ?: Males
14. A 74-year-old male complains of rectal bleeding for the past year. He
has not change in bowel habits and denies abdominal pain, weight
loss, and rectal pain. He has seen blood in the toilet water and when
wiping approximately once every few weeks, but lately the bleeding
, has increased. He had colonoscopy 5 year ago. The FNP should::
Schedule a colonoscopy to look for colon polyps and/or cancer
QUESTIONS AND ANSWERS GRADED A+
LATEST UPDATE: 2026
1 . What type of fibers stimulate the salivary glands?: Cholinergic fibers
2. What part of the esophagus is innervated by nerve fibers?: The lower third
3. What artery provides blood to the stomach?: Celiac artery
4. What hormone is responsible for the inhibition of stomach
contraction?: -
Secretin
Gastrin increases stomach contraction (aids in motility) and produces acid in
the antrum, duodenum, and pancreas by G-cells
5. Which cells of the stomach secrete hydrochloric acid and intrinsic
factor?-
: Parietal cells
1/
Pernicious anemia* (Vitamin B12 deficiency)
6. Which enzyme is responsible for cleaving fatty acids from
phospholipids?-
,: Phospholipase
7. Which enzyme is responsible for breaking the end amino acids away from
the ingested protein? : Carboxypeptidase
8. What is true of unconjugated bilirubin?: Unconjugated bilirubin is
bilirubin bound to albumin.
Also called "free bilirubin"
9. Define pepsin: Produced in the stomach and breaks down proteins
Think P and P
10. Define Lipase: Produced by the pancreas and breaks down triglycerides
1 1 . Define amylase: Produced in the mouth and breaks down starch
"Amy eats a starchy meal"
12. What are 3 characteristics of celiac disease?: Anemia
Diminished growth
Deficiences in fat-soluble vitamins
13. Is pyloric stenosis more common in male or female infants ?: Males
14. A 74-year-old male complains of rectal bleeding for the past year. He
has not change in bowel habits and denies abdominal pain, weight
loss, and rectal pain. He has seen blood in the toilet water and when
wiping approximately once every few weeks, but lately the bleeding
, has increased. He had colonoscopy 5 year ago. The FNP should::
Schedule a colonoscopy to look for colon polyps and/or cancer
