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fiftieth    音标拼音: [f'ɪftiɪθ]
a. 第五十的,五十分之一的
n. 第五十,五十分之一

第五十的,五十分之一的第五十,五十分之一

fiftieth
adj 1: the ordinal number of fifty in counting order [synonym:
{fiftieth}, {50th}]
n 1: position 50 in a countable series of things

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  • Vitamin D - Mayo Clinic
    Vitamin D is a nutrient the body needs, along with calcium, to build bones and keep them healthy The body can absorb calcium only if it has enough vitamin D Calcium is a major part of bones Vitamin D also has many other uses in the body It supports immune health and helps keep muscles and brain
  • Vitamin B-12 - Mayo Clinic
    Vitamin B-12 is a vitamin the body uses to make and support healthy nerve cells It's also used to make healthy red blood cells and the genetic material inside cells called DNA Vitamin B-12 also is called cobalamin Food sources of vitamin B-12 include poultry, meat, fish and dairy products Food companies also may add vitamin B-12 to breakfast cereals Some people may take it as a vitamin by
  • Vitamin D deficiency - Mayo Clinic
    Not getting enough vitamin D, also called a vitamin D deficiency, can cause your bones to become thin, brittle, bent or bowed during growth More study is needed to understand how vitamin D levels affect chronic illness The recommended amount of vitamin D a day for adults is 600 international units
  • Iron deficiency anemia - Symptoms causes - Mayo Clinic
    Iron deficiency anemia is a common type of anemia Anemia is a condition in which the blood doesn't have enough healthy red blood cells Red blood cells carry oxygen to the body's tissues Not getting enough iron can cause iron deficiency So can losing blood from having periods or bleeding inside the body Without iron, the body can't make enough of the part of red blood cells that lets them
  • Peripheral neuropathy - Symptoms and causes - Mayo Clinic
    Protect against low levels of vitamin B-12 by eating meats, fish, eggs, low-fat dairy foods and fortified cereals If you're vegetarian or vegan, fortified cereals are a good source of vitamin B-12, but talk with your healthcare professional about B-12 supplements Exercise regularly
  • Anemia - Symptoms and causes - Mayo Clinic
    Also, some people can't absorb vitamin B-12 This can lead to vitamin deficiency anemia, also called pernicious anemia Anemia of inflammation Diseases that cause ongoing inflammation can keep the body from making enough red blood cells Examples are cancer, HIV AIDS, rheumatoid arthritis, kidney disease and Crohn's disease Aplastic anemia
  • Vitamin D toxicity: What if you get too much? - Mayo Clinic
    Vitamin D toxicity is a rare condition that happens when too much vitamin D is in the body The condition can have serious effects on health Another name for it is hypervitaminosis D
  • Hyperparathyroidism - Symptoms causes - Mayo Clinic
    The kidneys take vitamin D and change it into a form that the body can use If the kidneys don't work the way they should, the amount of vitamin D that the body can use may go down, and the calcium level drops Kidney disease that lasts a long time, called chronic kidney disease, is the most common cause of secondary hyperparathyroidism
  • Osteoporosis - Symptoms and causes - Mayo Clinic
    Vitamin D is normally made in the skin with enough sun exposure but is also found in some foods and vitamin supplements Ask your health care provider for more information about how much vitamin D you need and what to do about supplements
  • Crohns disease - Symptoms and causes - Mayo Clinic
    Kidney stones Iron deficiency, called anemia Delayed growth or sexual development, in children When to see a doctor See a healthcare professional if you have ongoing changes in your bowel habits or if you have any symptoms of Crohn's disease, such as: Belly pain Blood in the stool Nausea and vomiting Diarrhea lasting more than two weeks





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