DIGESTIVE SYSTEM Flashcards
Which of the following is not a function of the hydrochloric acid in the stomach?
- Produces renin
- Lowers the pH of gastric juice
- Kills microorganisms
- Activates secretions of the chief cells
- Breaks down cell walls in foods
Produces renin
The functions of the oral cavity include:
- All of the above
- Only mechanical processing and lubrication
- Mechanical processing
- Analysis of the food
- Lubrication
All of the above
The common passage for bile and pancreatic juice
Ampulla of Vater
cells produce insulin
Beta cells
Which of the following functions of the Digestive System BEST describes “Digestion”?
- Chemical and mechanical breakdown of food
- Absorption of nutrients in the gut
- Progressive dehydration of indigestible residue
- Input of food into the digestive tract
- Mixing of nutrients with digestive enzymes
Chemical and mechanical breakdown of food
There are ____ deciduous teeth, and ____ permanent teeth.
20, 32
Which portion of the small intestine is attached to the large intestine
Ileum
secretion of buffers and digestive enzymes by exocrine cells; secretion of hormones by endocrine cells
Pancreas
Secretion of bile, which is important for lipid digestion; storage of nutrients, and has many other vital functions
Livers
Enzymatic digestion and absorption of water, organic substrates, vitamins, and ions
Small Intestine
Transport of food materials to the stomach
Esophagus
Storage and concentration of bile
Gallbladder
Chemical breakdown of materials by acid and enzymes; mechanical processing through muscular contractions
Stomach
Dehydration and compaction of indigestible materials in preparation for elimination
Large Intestine
Secretion of lubricating fluid containing enzymes that break down carbohydrates
Saliva secreted by salivary glands
LOWER RESPIRATORY SYSTEM
- Trachea
- Pharynx
- Nasal cavity
- All choices are correct
Trachea