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Russell CH 14 test
| Question | Answer |
|---|---|
| the process of breaking food particles down is referred to as | digestion |
| which sphincter or valve controls food movement from the stomach into the small intestine | pyloric sphincter |
| which portion of the small intestine joins the large intestine at the ileocecal valve | ileum |
| what are the fingerlike projections of the small intestine that increase the absorptive surface area | villi |
| bile is formed by the ____ and stored in the ______ | liver, gallbladder |
| which sphincter operates under voluntary control | external anal sphincter |
| the process of eliminating indigestible residues from the GI tract is called | defecation |
| what does MyPlate from the USDA recommend | MyPlate recommends a balance of fruits vegetables grains and proteins that we should consume |
| the energy value of foods is measured in units called | kilocalories |
| _____ refers to all chemical reactions necessary to maintain life | metabolism |
| the major fuel for making ATP in most cells of the body is a type of carbohydrate known as | glucose |
| which on of the following represents the correct order through which food passes in the alimentary canal | mouth, pharynx, esophagus, stomach, small intestine, large intestine |
| where does the breakdown of food begin | mouth |
| the small intestine extends from the | pyloric sphincter to the ileocecal valve |
| what is one of the main functions of the small intestine | absorb nutrients |
| what is the correct pathway that feces would travel through the colon | ascending, transverse, descending, sigmoid |
| which organ is responsible for dying out indigestible food residue through water absorption and the elimination of feces | large intestine |
| what is the purpose of mastication | chew |
| what organ stores bile when food digestion is not occuring | gallbladder |
| the propulsive process that moves food from one organ to the next is called | peristalsis |
| the process by which food within the small intestine is mixed with digestive juices by backward and forward movement across the internal wall of the organ is called | segmentation |
| the process of swallowing is also known | deglutition |
| which of the alimentary segments has no digestive function | esophagus |
| which digestive system organ is the target of gastrin | stomach |
| the process by which larger molecules or structures are built up from smaller ones is called | anabolism |
| the anal canal has a voluntary sphincter formed by smooth muscle only | false |
| the segment of the colon to which the appendix is attached is the ascending colon | false |
| the organs of the alimentary canal are the mouth, pharynx, esophagus, stomach, small intestine, large intestine and anus | true |
| teeth function in deglutition | false |
| the pharynx and esophagus have no digestive roles other than to provide a passageway to the next processing site | true |
| a nutrient may be a carbohydrate lipid protein vitamin mineral or water | true |
Created by:
collinsgabby