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How Does Our Skin Turn Sunlight Into Vitamin D?

212,349 views

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Video Language:

  • English

Caption Language:

  • {{captionLanguage | language_name}} ({{captionLanguage}})

Accent:

  • English (US)

Speech Time:

98%
  • 4:11 / 4:16

Speech Rate:

  • 167 wpm - Fast

Category:

  • Science & Technology

Tags :

Intro:

Video Vocabulary

children

/CHīld/

noun other

young human. More than one child.

everyone

/ˈevrēˌwən/

pronoun

every person.

osteomalacia

/ˌästēōməˈlāSH(ē)ə/

noun other

softening of bones. Abnormal softening of bones caused by deficiencies of phosphorus or calcium or vitamin D.

calcium

/ˈkalsēəm/

noun

chemical element of atomic number 20.

converts
noun other verb

person who has changed faith or belief. People switching from one belief system to another. cause to change in form.

cholecalciferol

/ˌkōləˌkalˈsifərôl/

noun

one of D vitamins, sterol essential for deposition of calcium in bones.

protein

/ˈprōˌtēn/

noun

any of class of nitrogenous organic compounds.

binding

/ˈbīndiNG/

adjective noun verb

involving unbreakable obligation. Something used to tie or bind things e.g. books. To cover a wound, as with a bandage.

nuclear

/ˈn(y)o͞oklēər/

adjective

relating to nucleus of atom.

softening

/ˈsôfən/

verb

To make more sympathetic or less strict.

promotes

/prəˈmōt/

verb

To move someone to a higher position or rank.

everywhere

/ˈevrēˌ(h)wer/

adverb noun

Every place. all places or directions.

absorption

/əbˈzôrpSH(ə)n/

noun

process by which one thing absorbs or is absorbed by another.

created

/krēˈāt/

verb

bring into existence.

vitamin

/ˈvīdəmən/

noun

any of group of organic compounds which are essential for normal growth and nutrition.

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