1.35: Vitamins
- Page ID
- 38615
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\(\newcommand{\avec}{\mathbf a}\) \(\newcommand{\bvec}{\mathbf b}\) \(\newcommand{\cvec}{\mathbf c}\) \(\newcommand{\dvec}{\mathbf d}\) \(\newcommand{\dtil}{\widetilde{\mathbf d}}\) \(\newcommand{\evec}{\mathbf e}\) \(\newcommand{\fvec}{\mathbf f}\) \(\newcommand{\nvec}{\mathbf n}\) \(\newcommand{\pvec}{\mathbf p}\) \(\newcommand{\qvec}{\mathbf q}\) \(\newcommand{\svec}{\mathbf s}\) \(\newcommand{\tvec}{\mathbf t}\) \(\newcommand{\uvec}{\mathbf u}\) \(\newcommand{\vvec}{\mathbf v}\) \(\newcommand{\wvec}{\mathbf w}\) \(\newcommand{\xvec}{\mathbf x}\) \(\newcommand{\yvec}{\mathbf y}\) \(\newcommand{\zvec}{\mathbf z}\) \(\newcommand{\rvec}{\mathbf r}\) \(\newcommand{\mvec}{\mathbf m}\) \(\newcommand{\zerovec}{\mathbf 0}\) \(\newcommand{\onevec}{\mathbf 1}\) \(\newcommand{\real}{\mathbb R}\) \(\newcommand{\twovec}[2]{\left[\begin{array}{r}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\ctwovec}[2]{\left[\begin{array}{c}#1 \\ #2 \end{array}\right]}\) \(\newcommand{\threevec}[3]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\cthreevec}[3]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \end{array}\right]}\) \(\newcommand{\fourvec}[4]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\cfourvec}[4]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \end{array}\right]}\) \(\newcommand{\fivevec}[5]{\left[\begin{array}{r}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\cfivevec}[5]{\left[\begin{array}{c}#1 \\ #2 \\ #3 \\ #4 \\ #5 \\ \end{array}\right]}\) \(\newcommand{\mattwo}[4]{\left[\begin{array}{rr}#1 \amp #2 \\ #3 \amp #4 \\ \end{array}\right]}\) \(\newcommand{\laspan}[1]{\text{Span}\{#1\}}\) \(\newcommand{\bcal}{\cal B}\) \(\newcommand{\ccal}{\cal C}\) \(\newcommand{\scal}{\cal S}\) \(\newcommand{\wcal}{\cal W}\) \(\newcommand{\ecal}{\cal E}\) \(\newcommand{\coords}[2]{\left\{#1\right\}_{#2}}\) \(\newcommand{\gray}[1]{\color{gray}{#1}}\) \(\newcommand{\lgray}[1]{\color{lightgray}{#1}}\) \(\newcommand{\rank}{\operatorname{rank}}\) \(\newcommand{\row}{\text{Row}}\) \(\newcommand{\col}{\text{Col}}\) \(\renewcommand{\row}{\text{Row}}\) \(\newcommand{\nul}{\text{Nul}}\) \(\newcommand{\var}{\text{Var}}\) \(\newcommand{\corr}{\text{corr}}\) \(\newcommand{\len}[1]{\left|#1\right|}\) \(\newcommand{\bbar}{\overline{\bvec}}\) \(\newcommand{\bhat}{\widehat{\bvec}}\) \(\newcommand{\bperp}{\bvec^\perp}\) \(\newcommand{\xhat}{\widehat{\xvec}}\) \(\newcommand{\vhat}{\widehat{\vvec}}\) \(\newcommand{\uhat}{\widehat{\uvec}}\) \(\newcommand{\what}{\widehat{\wvec}}\) \(\newcommand{\Sighat}{\widehat{\Sigma}}\) \(\newcommand{\lt}{<}\) \(\newcommand{\gt}{>}\) \(\newcommand{\amp}{&}\) \(\definecolor{fillinmathshade}{gray}{0.9}\)Use the following Key to answer Questions 1- 7
- 1, 2, and 3 are correct
- 1 and 3 are correct
- 2 and 4 are correct
- only 4 is correct
- all are correct
- Determination of person’s vitamin status can be made by chemical measurement of:
- he active vitamin in fluids or cells
- urinary metabolites of the vitamin
- enzymatic activity requiring the vitamin
- urinary metabolites of a substance whose production is dependent upon the vitamin
- Absorption of dietary vitamin B12 requires:
- pancreatic proteases
- active phosphorylation
- intrinsic factor
- intestinal esterases
- A deficiency of vitamins A, E, and D can be associated with which of the following clinical problems:
- pancreatic insufficiency
- alcoholic liver disease
- biliary tract disease
- chronic calorie malnutrition
- Vitamins:
- comprise a group of small molecular weight compounds
- serve as cofactors in a number of enzyme reactions
- are obtained from diet (food sources)
- are a special group of amine compounds found in herbs
- Vitamin deficiencies are the result of
- inadequate concentration in the diet
- inadequate enzyme intake
- inadequate intestinal absorption
- inadequate conversion to molecular forms
- The fat soluble vitamins include:
- Vitamin A
- Vitamin E
- Vitamin K
- Thiamine
- The water soluble vitamins include:
- Vitamin C
- Riboflavin
- Pyridoxine
- Vitamin B
- Which of the following groups of vitamins can be synthesized by the human liver?:
- fat soluble vitamins
- water soluble vitamins
- carotenoids
- all of the above
- none of the above
- Which of the following vitamins is necessary for the synthesis of active coagulation factors?
- Vitamin A
- Niacin
- Vitamin D
- Biotin
- Vitamin K
- Which of the following vitamins is believed to function as an antioxidant?
- Vitamin A
- Vitamin D
- Vitamin E
- Vitamin K
- Vitamin B12
- MATCH the precursor with the biologically active vitamin.
| Presursor | Active vitamin |
|---|---|
|
|
- While vitamins A and E are stored for relatively long/short time periods, vitamins K, B6, and C are stored for relatively long/short time periods:
- long/short
- long/long
- short/long
- short/short
- none of the above for these combinations of vitamins
- The dietary sources of the fat soluble vitamins are animal organ meats (i.e., liver) while the dietary sources of the water soluble vitamins are fruits and vegetables.
- True
- False
- Answer
-
- e (p. 726)
- b (p. 744-746)
- e (p. 726, 727)
- a (p. 723)
- b (p. 723, 726)
- a (p. 726)
- e (p. 733, 734)
- e (p. 723)
- e (p. 733)
- c (p. 731)
- i. c (p. 727), ii b (737), iii g (737), iv e (743), v a (735)
- a (p. 727, 734)
- b (p. 727-750)