7.2.9: Review Questions
- Page ID
- 98234
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\(\newcommand{\avec}{\mathbf a}\) \(\newcommand{\bvec}{\mathbf b}\) \(\newcommand{\cvec}{\mathbf c}\) \(\newcommand{\dvec}{\mathbf d}\) \(\newcommand{\dtil}{\widetilde{\mathbf d}}\) \(\newcommand{\evec}{\mathbf e}\) \(\newcommand{\fvec}{\mathbf f}\) \(\newcommand{\nvec}{\mathbf n}\) \(\newcommand{\pvec}{\mathbf p}\) \(\newcommand{\qvec}{\mathbf q}\) \(\newcommand{\svec}{\mathbf s}\) \(\newcommand{\tvec}{\mathbf t}\) \(\newcommand{\uvec}{\mathbf u}\) \(\newcommand{\vvec}{\mathbf v}\) \(\newcommand{\wvec}{\mathbf w}\) \(\newcommand{\xvec}{\mathbf x}\) \(\newcommand{\yvec}{\mathbf y}\) \(\newcommand{\zvec}{\mathbf z}\) \(\newcommand{\rvec}{\mathbf r}\) \(\newcommand{\mvec}{\mathbf m}\) \(\newcommand{\zerovec}{\mathbf 0}\) \(\newcommand{\onevec}{\mathbf 1}\) \(\newcommand{\real}{\mathbb R}\) \(\newcommand{\twovec}[2]{\left[\begin{array}{r}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\ctwovec}[2]{\left[\begin{array}{c}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\threevec}[3]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\cthreevec}[3]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\fourvec}[4]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\cfourvec}[4]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\fivevec}[5]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\cfivevec}[5]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\mattwo}[4]{\left[\begin{array}{rr}#1 \amp #2 \\ #3 \amp #4 \\ \end{array}\right]}\) \(\newcommand{\laspan}[1]{\text{Span}\{#1\}}\) \(\newcommand{\bcal}{\cal B}\) \(\newcommand{\ccal}{\cal C}\) \(\newcommand{\scal}{\cal S}\) \(\newcommand{\wcal}{\cal W}\) \(\newcommand{\ecal}{\cal E}\) \(\newcommand{\coords}[2]{\left\{#1\right\}_{#2}}\) \(\newcommand{\gray}[1]{\color{gray}{#1}}\) \(\newcommand{\lgray}[1]{\color{lightgray}{#1}}\) \(\newcommand{\rank}{\operatorname{rank}}\) \(\newcommand{\row}{\text{Row}}\) \(\newcommand{\col}{\text{Col}}\) \(\renewcommand{\row}{\text{Row}}\) \(\newcommand{\nul}{\text{Nul}}\) \(\newcommand{\var}{\text{Var}}\) \(\newcommand{\corr}{\text{corr}}\) \(\newcommand{\len}[1]{\left|#1\right|}\) \(\newcommand{\bbar}{\overline{\bvec}}\) \(\newcommand{\bhat}{\widehat{\bvec}}\) \(\newcommand{\bperp}{\bvec^\perp}\) \(\newcommand{\xhat}{\widehat{\xvec}}\) \(\newcommand{\vhat}{\widehat{\vvec}}\) \(\newcommand{\uhat}{\widehat{\uvec}}\) \(\newcommand{\what}{\widehat{\wvec}}\) \(\newcommand{\Sighat}{\widehat{\Sigma}}\) \(\newcommand{\lt}{<}\) \(\newcommand{\gt}{>}\) \(\newcommand{\amp}{&}\) \(\definecolor{fillinmathshade}{gray}{0.9}\)Which of the following is a pseudo-ruminant?
- cow
- pig
- crow
- horse
Which of the following statements is untrue?
- Roughage takes a long time to digest.
- Birds eat large quantities at one time so that they can fly long distances.
- Cows do not have upper teeth.
- In pseudo-ruminants, roughage is digested in the cecum.
The acidic nature of chyme is neutralized by ________.
- potassium hydroxide
- sodium hydroxide
- bicarbonates
- vinegar
The digestive juices from the liver are delivered to the ________.
- stomach
- liver
- duodenum
- colon
A scientist dissects a new species of animal. If the animal’s digestive system has a single stomach with an extended small intestine, to which animal could the dissected specimen be closely related?
- lion
- snowshoe hare
- earthworm
- eagle
Which of the following statements is not true?
- Essential nutrients can be synthesized by the body.
- Vitamins are required in small quantities for bodily function.
- Some amino acids can be synthesized by the body, while others need to be obtained from diet.
- Vitamins come in two categories: fat-soluble and water-soluble.
Which of the following is a water-soluble vitamin?
- vitamin A
- vitamin E
- vitamin K
- vitamin C
What is the primary fuel for the body?
- carbohydrates
- lipids
- protein
- glycogen
Excess glucose is stored as ________.
- fat
- glucagon
- glycogen
- it is not stored in the body
Many distance runners “carb load” the day before a big race. How does this eating strategy provide an advantage to the runner?
- The carbohydrates cause the release of insulin.
- The excess carbohydrates are converted to fats, which have a higher calorie density.
- The glucose from the carbohydrates lets the muscles make excess ATP overnight.
- The excess carbohydrates can be stored in the muscles as glycogen.
Where does the majority of protein digestion take place?
- stomach
- duodenum
- mouth
- jejunum
Lipases are enzymes that breakdown ________.
- disaccharides
- lipids
- proteins
- cellulose
Which of the following conditions is most likely to cause constipation?
- bacterial infection
- dehydration
- ulcer
- excessive cellulose consumption
Which hormone controls the release of bile from the gallbladder
- pepsin
- amylase
- CCK
- gastrin
Which hormone stops acid secretion in the stomach?
- gastrin
- somatostatin
- gastric inhibitory peptide
- CCK
In the famous conditioning experiment, Pavlov demonstrated that his dogs started drooling in response to a bell sounding. What part of the digestive process did he stimulate?
- cephalic phase
- gastric phase
- intestinal phase
- elimination phase