QUESTIONS WITH COMPLETE SOLUTIONS
GRADED A+
⩥Mouth.
Answer: where does digestion begin?
⩥Chewing.
Answer: what is the mechanical breakdown of food?
⩥Pharynx, Esophagus, Stomach, Small Intestines, Large Intestines.
Answer: what are the organs of the digestive tract?
⩥Teeth, Tongue, Liver, Gall Bladder, Pancreas.
Answer: what are the accessory organs of the digestive tract?
⩥Stomach.
Answer: where does the digestion of large proteins begin?
⩥Regurgitation.
Answer: what does the cardiac sphincter prevent?
,⩥Cardiac Sphincter.
Answer: what prevents regurgitation?
⩥Pyloric.
Answer: what is the name of the sphincter that food passes through the
stomach to the small intestines?
⩥Chyme.
Answer: what is food called once it is in the small intestines?
⩥Peristalsis.
Answer: chyme is propelled along its course by rhythmical smooth
muscle contraction called?
⩥Small Intestines.
Answer: where does the greatest amount of digestion take place?
⩥Liver.
Answer: what produces bile?
⩥Bile.
,Answer: what is an emulsifying agent.
⩥Emulsifier.
Answer: a substance that reduces large fat droplets into much smaller fat
droplets.
⩥Bile.
Answer: this enables the lipase enzyme to digest fat into small
absorbable units.
⩥Villi.
Answer: what are finger-like projections that increases the absorption
area for digestion?
⩥Stomatitis.
Answer: inflammation of the mouth (oral or buccal cavity) which may
involve the cheeks, gums, tongue, roof and floor of the mouth.
⩥Stomatitis.
Answer: causes of __________:
- mechanical trauma - chewing or peeling
- extreme temperature - drinking beverages that are too hot; eating hot
pizza can burn the roof of your mouth
, - chemical injury - exposure to heavy metals such as mercury
- infections from pathogens: common cold; gonorrhea; measles;
leukemia; AIDS
⩥Candida Albicans.
Answer: fungus that causes thrush.
⩥Herpes Simplex l.
Answer: viral infections seen with cold sores and fever blisters.
⩥Treponema Pallidum.
Answer: the causative agent of syphilis, can lead to inflammatory
lesions, refered to as mucous patches, in the mouth during the secondary
stage of the disease.
⩥Mouth.
Answer: these organisms cause inflammation of the _______
- candida albicans
- herpes simplex l
- treponema pallidum
⩥Chelitis.
Answer: inflammation of the lips.