HW: BIO 07-08Name

DigestionDatepd.

___1.The physical breakdown of large pieces of food into smaller pieces.

a. chemical digestion b. masticationc. deglutitiond. mechanical digestione. peristalsis

___2.The digestive system can be broke in 2…

a. small intestine and large intestinec. oral cavity and abdominal cavity

b. alimentary canal (GI tract) and accessory organsd. mechanical digestion and chemical digestion

___3.The breakdown of large food molecules into smaller molecules that can be absorbed into the bloodstream.

a. chemical digestion b. masticationc. deglutitiond. mechanical digestione. peristalsis

___4.Mastication is accomplished by what accessory organ?

a. teethb. liverc. esophagusd. salivary glande. tongue

___5.Another term for swallowing.

a. chemical digestion b. masticationc. deglutitiond. mechanical digestione. peristalsis

___6.Ball of food that has been moisten and been partially digested by saliva.

a. chymeb. pepsinc. amylased. bolus

___7.Which of the following is not an accessory organ?

a. tongueb. salivac. teethd. esophagus

___8.The process by which nutrients pass through the wall of the small intestine and enters the circulatory system.

a. peristalsisb. absorptionc. deglutitiond. reabsorptione. defecation

___9.The process by which water is removed from the waste and returned to the body.

a. peristalsisb. absorptionc. deglutitiond. reabsorptione. defecation

Matching

___ /
  1. A tubular passageway to the stomach.
/ a. / Bile
___ /
  1. Pouch that squeezes, sloshes and mixes the bolus.
/ b. / Chyme
___ /
  1. Produced by the liver, this substance breaks down fat into tiny drops.
/ c. / Emulsification
___ /
  1. Produced by the pancreas to break proteins to amino acid.
/ d. / Esophagus
___ /
  1. Produces bile and stores amino acids.
/ e. / Gall bladder
___ /
  1. Site where the final stages of chemical and mechanic digestion take place and absorption occurs.
/ f. / Large intestine
___ /
  1. Small pouch-like organ that stores bile.
/ g. / Liver
___ /
  1. Substance produced when hydrochloric acid and pepsin has been added to the bolus.
/ h. / Small intestine
___ /
  1. The digestive organ where reabsorption takes place.
/ i. / Stomach
___ /
  1. The process by which fats are broken into tiny drops that can pass through the wall of the small intestine.
/ j. / Trypsin
___ /
  1. A tubular passageway to the stomach.

Complete the chart…

Organ / Macromolecule digested / Enzyme &/or substance / Other information