Newborn Vitamin K Quiz
45 Questions
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Newborn Vitamin K Quiz

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@IdealSalamander

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Questions and Answers

What is the primary source of phylloquinone, a form of vitamin K?

  • Kale (correct)
  • Olive oil
  • Spinach
  • Broccoli

    • Which form of vitamin K is produced by gut microbiota?

  • Synthetic form
  • Phylloquinone
  • Menadiol
  • Menaquinone (correct)

    • What deficiency can result from limited stores of vitamin K at birth and insufficient intake from breast milk?

  • Vitamin E deficiency
  • Vitamin D deficiency
  • Vitamin A deficiency
  • Vitamin K deficiency-related bleeding (VKDB) (correct)

    • What is the main source of menaquinone (Vitamin K2)?

    <p>Synthesized by intestinal bacteria</p> Signup and view all the answers

    How is phylloquinone (Vitamin K1) absorbed in the body?

    <p>Absorbed in small intestine in micelles</p> Signup and view all the answers

    What is the main function of Vitamin K in blood clotting?

    <p>Activates clotting factors and converts prothrombin to thrombin</p> Signup and view all the answers

    What can result from Vitamin K deficiency in newborn infants?

    <p>Uncontrolled internal bleeding</p> Signup and view all the answers

    How is Vitamin K related to bone formation?

    <p>Aids in the synthesis of osteocalcin and helps skeletal proteins to bind calcium</p> Signup and view all the answers

    What is the recommended approach to prevent Vitamin K deficiency in newborn infants?

    <p>Administering a single dose of Vitamin K at birth</p> Signup and view all the answers

    What is the potential risk associated with high doses of Vitamin K?

    <p>Reduced effectiveness of anticoagulant drugs</p> Signup and view all the answers

    What is the role of Vitamin K in carboxylation?

    <p>Acts as a cofactor in the carboxylation of glutamate residues</p> Signup and view all the answers

    Which food item is the richest source of Vitamin K based on the provided information?

    <p>Kale, raw 1 cup (chopped) 547</p> Signup and view all the answers

    What is the synthetic form of Vitamin K called?

    <p>Menadiol</p> Signup and view all the answers

    What is the primary source of phylloquinone, a form of vitamin K?

    <p>Kale, raw 1 cup (chopped) 547</p> Signup and view all the answers

    What is the primary source of menaquinone (Vitamin K2)?

    <p>Synthesized by intestinal bacteria</p> Signup and view all the answers

    How is phylloquinone (Vitamin K1) absorbed in the body?

    <p>Absorbed in small intestine in micelles</p> Signup and view all the answers

    What is the main function of Vitamin K in blood clotting?

    <p>Activates clotting factors</p> Signup and view all the answers

    What can result from Vitamin K deficiency in newborn infants?

    <p>Uncontrolled internal bleeding</p> Signup and view all the answers

    How is Vitamin K related to bone formation?

    <p>Effects bone mineralization</p> Signup and view all the answers

    What deficiency can result from limited stores of vitamin K at birth and insufficient intake from breast milk?

    <p>Vitamin K Deficiency Bleeding (VKDB)</p> Signup and view all the answers

    What is the potential risk associated with high doses of Vitamin K?

    <p>Can reduce effectiveness of anticoagulant drugs</p> Signup and view all the answers

    What is the recommended approach to prevent Vitamin K deficiency in newborn infants?

    <p>Administering a single dose of vitamin K at birth</p> Signup and view all the answers

    What is the formula to calculate the α-tocopherol equivalents?

    <p>mg \ α-tocopherol + 0.5 \times mg \ β-tocopherol + 0.1 \times mg \ γ-tocopherol + 0.3 \times mg \ α-tocotrienol</p> Signup and view all the answers

    What is the α-tocopherol equivalent content of 1 ounce of hazelnuts?

    <p>4.3 mg</p> Signup and view all the answers

    What is the α-tocopherol content in 1 tablespoon of safflower oil?

    <p>4.6 mg</p> Signup and view all the answers

    Which food item has the highest combined content of α-tocopherol and γ-tocopherol per tablespoon?

    <p>Sunflower oil</p> Signup and view all the answers

    What is the α-tocopherol equivalent content of 1 tablespoon of corn oil?

    <p>9.1 mg</p> Signup and view all the answers

    What is the total α-tocopherol equivalent content of 1 ounce of almonds?

    <p>7.6 mg</p> Signup and view all the answers

    What is the combined content of α-tocopherol and γ-tocopherol in 1 tablespoon of soybean oil?

    <p>11.2 mg</p> Signup and view all the answers

    What is the α-tocopherol equivalent content of 1 ounce of peanuts?

    <p>3.0 mg</p> Signup and view all the answers

    What is the α-tocopherol equivalent content of ½ cup of raw chopped carrots?

    <p>2.8 mg</p> Signup and view all the answers

    What is the combined content of α-tocopherol and γ-tocopherol in 1 tablespoon of sunflower oil?

    <p>6.3 mg</p> Signup and view all the answers

    What is the α-tocopherol equivalent content of ½ cup of raw spinach?

    <p>0.6 mg</p> Signup and view all the answers

    What is the primary function of dietary antioxidants in humans?

    <p>To significantly decrease the adverse effects of reactive species on normal physiological function</p> Signup and view all the answers

    What is the main function of Vitamin E in the body?

    <p>To limit radical damage from oxidation of PUFAs</p> Signup and view all the answers

    What is the potential effect of high levels of free radicals in the body?

    <p>Damage to cells, contributing to cellular dysfunction and disease</p> Signup and view all the answers

    What is the association between high blood concentrations of vitamin E and cardiovascular disease (CVD) incidence?

    <p>Epidemiology studies show a clear association between high blood concentrations of vitamin E and lower incidence of CVD</p> Signup and view all the answers

    What has been the outcome of randomized controlled trials with high dose vitamin E supplements?

    <p>All of the above</p> Signup and view all the answers

    What are the body's defense mechanisms against free radicals?

    <p>Antioxidant vitamins, cofactors, and enzymes</p> Signup and view all the answers

    What is the role of Vitamin C in the metabolism of Vitamin E radical?

    <p>To reduce Vitamin E radical back to tocopherol</p> Signup and view all the answers

    What is the potential consequence of low antioxidant intake in the diet?

    <p>Oxidative stress and increased disease risk</p> Signup and view all the answers

    What are the examples of diseases that may result from high levels of free radicals?

    <p>Cancer, cardiovascular disease, cataracts</p> Signup and view all the answers

    What is the function of VLDL in relation to Vitamin E absorption and metabolism?

    <p>Transports Vitamin E to other tissues</p> Signup and view all the answers

    What is the effect of free radicals on cell membranes, DNA, and RNA?

    <p>Damage</p> Signup and view all the answers

    What is the potential risk associated with high doses of Vitamin E supplements?

    <p>Increased health risks</p> Signup and view all the answers

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