GASTROINTESTINAL SYSTEM 2025 EXAM
QUESTIONS WITH 100% APPROVED
CORRECT ANSWERS FIRST CLASS PASS
2025 EXAM
A
+
, PDF: GRADED A+ EXAM
WGU D115 PATHO UNIT 6
GASTROINTESTINAL SYSTEM 2025 EXAM
QUESTIONS WITH 100% APPROVED
CORRECT ANSWERS FIRST CLASS PASS
Phases of swallowing - CORRECT ANSWER oropharyngeal (voluntary)-oral
prep, epiglotis closes, movement of tongue and pharyngeal constrictors propel
food into esophagus
esophageal (involuntary)-bolus transported ny esophagus to stomach by peristalsis,
esophageal sphincter relaxes to allow food into stomach
Pathway of digestion - CORRECT ANSWER mouth, esophagus, stomach, small
intestine, large intestine, rectum, anus
Process of digestion - CORRECT ANSWER 1-Mouth creates a bolus
2-swallowing propels bolus through esophagus into stomach
3-stomach creates chyme by adding digestive juices to the bolus, and propels the
chyme into the small intestine
4-in small intestine absorption occurs through villi which secretes digestive
enzymes and absorbs all major nutrients, peristalsis moves chyme through and into
large intestine
5-absorption and epithelial transport occur in the beginning of the colon as fecal
mass passes through, once it reaches the sigmoid colon it is entirely waste and
passes through the rectum
Nutrients absorbs in stomach - CORRECT ANSWER Alcohol (20%)
Nutrients absorbed in duodenum - CORRECT ANSWER Calcium, magnesium,
iron, some carbs
Nutrients absorbed in jejunum - CORRECT ANSWER Carbs, fat soluble
vitamins, water soluble vitamins, amino acids, alcohol (80%), fats, sodium,
potassium, water (90%)
Nutrients absorbed in ileum - CORRECT ANSWER Vitamin B12, bile
2