May regurgitate undigested food in pellets Must digest cellulose but lack the enzyme to do so May ingest stones to grind food Lack teeth Bacteria in the gut digest cellulose Some possess a muscular gizzard Have three outpouchings of the esophagus Have a complex stomach Possess a glandular proventriculus as the first part of the stomach Stomach has one chamber Birds Ruminants Nonruminants

May regurgitate undigested food in pellets Must digest cellulose but lack the enzyme to do so May ingest stones to grind food Lack teeth Bacteria in the gut digest cellulose Some possess a muscular gizzard Have three outpouchings of the esophagus Have a complex stomach Possess a glandular proventriculus as the first part of the stomach Stomach has one chamber Birds Ruminants Nonruminants

Concepts of Biology

1st Edition

ISBN:9781938168116

Author:Samantha Fowler, Rebecca Roush, James Wise

Publisher:Samantha Fowler, Rebecca Roush, James Wise

Chapter16: The Body's System

Section: Chapter Questions

Problem 2ACQ: Figure 16.7 Which of the following statements about the digestive system is false? a. Chyme is a...

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enhub apnerloor staat all tooge uby bluow wol estusim so not been to soola s priwarto need ever woy museer Tisvietni air 14. Fill in the following chart about the various digestive system enzymes described in this exercise. Digestive Enzymes Enzyme enixim Organ producing it Site of action Substrate(s) Salivary amylase Trypsin Lipase (pancreatic) 15. Name the end products of digestion for the following macromolecules: elaleteheg 201 carbohydrates: . proteins: operigoss-inspnyibriq el 11 fats: noitsinempes xayisda eri pini 16. In the exercise concerning trypsin function, how could you tell protein hydrolysis occurred? Why was tube 1T necessary? Why was tube 2T necessary? Why was 37°C the optimal incubation temperature?. Why did very little, if any, digestion occur in test tube 3T? Optimal pH en camp waventEM to yiehev s asd euoum aesoxe airT-eusum to der Why did very little, if any, digestion occur in test tube 5T? Trypsin is a protein-digesting enzyme similar to pepsin, the…
The presence of a harmful bacteria in the stomach will probably cause- O nothing O peristolis O salivating O vomiting
Pathway of Food to the Stomach Fill In the Blanks Below First we must put the food in our oral canal. This action is called 1_, Then we chew it up, or Then it is swallowed..oops, I mean we which is To get it down it must be pushed by muscular waves called Now we are at the bottom of the tube, ready to enter the stomach. First, however, we need Then we move up the big bulge of water the food. But, we don't call it food now, we call it have to do 'GULPI Once this happens it moves through the first "door", the part of the long tube called the to pass through the or the big wheel of where most digestion occurs. We are almost out of the stomach but before we leave we will meet the Greek God 12 who feels bad that you got all wet and says. "Thanks for coming. I hope you can come back another Now we are in the stomach or the Now we are ot the main part of the stomach or the nice 11 10 13 Then exit through the gate, a.ka_14_ Now For the Layers.. First we start with the layer that covers all our…
Question 1 Review Concept 4.2. Match the term and its description. Each term can only be used once. the act of eating or feeding [ Choose ) the process of breaking food down into molecules small enough to [ Choose | absorb ingestion, digestion, absorption, and elimination [ Choose J a digestive tube with two openings, a mouth and an anus |Choose | > >
the mucosa of stomach divided to fundic .pyloric only true False
Food passes through the lumen of all of the following EXCEPT for which of the following? Olarge intestine O small intestine stomach O esophagus Opancreas
Which of the following is true of parietal cells in our stomach? O These cells cleave pepsinogen into pepsin OThese cells directly secrete pepsin to protect from autodigestion O These cells produce pepsinogen O These cells produce mucus OInese cells contain carbon'c anhydrase
Chyme and bolus are completely digested food O True False
Which of the following is necessary in order to have the start of chemical digestion of proteins by pepsin in the stomach? O Secretions from mucus neck cells O Two of the listed options O Secretions from chief cells O All of the listed options O Secretions from parietal cells
Which of the following digestive secretions is released into the stomach? Pepsinogin Mucus O HCL All of the above
The alimentary canal consists of all of the following organs except the: stomach O salivary glands O esophagus mouth intestines
Cidled T eme Match the correct number from Figure 14-23 to the corresponding anatomic structure. Gallbladder Greater omentum Jejunum Left lateral lobe of liver Descending duodenum Right medial lobe of liver Quadrate lobe of liver Urinary bladder Stomach 2 5 6.