- 1 Which group of vitamins is at the greatest risk for toxicity?
- 2 Which of the following is a major cause of childhood blindness worldwide?
- 3 Which of the following factors is least likely to limit vitamin D synthesis in the body quizlet?
- 4 What risks are associated with high doses of niacin vitamin b6 vitamin C?
- 5 What is the most toxic vitamin?
- 6 How do you classify vitamins?
- 7 What causes babies to be born blind?
- 8 When guiding a person who is blind you should?
- 9 Which of the following explains why a deficiency of vitamin A affects vision?
- 10 Which of the following foods is richest in phosphorus?
- 11 Who is at greatest risk for vitamin D deficiency?
- 12 Which of the following is a symptom of beta carotene toxicity?
- 13 Can I take 5 different vitamins at once?
- 14 What vitamin should not be taken together?
- 15 What are the symptoms of low vitamin B6?
Which group of vitamins is at the greatest risk for toxicity?
The fat-soluble vitamins, A, D, E, and K, are stored in the body for long periods of time and generally pose a greater risk for toxicity than water-soluble vitamins when consumed in excess.
Which of the following is a major cause of childhood blindness worldwide?
Major Causes and Strategies for Prevention
Childhood blindness is commonly caused by vitamin A deficiency, measles, congenital cataract, conjunctivitis in the newborn and retinopathy of prematurity (ROP). The relative prevalence of these causes varies in different resource settings (Table 67.7).
Which of the following factors is least likely to limit vitamin D synthesis in the body quizlet?
Which of the following factors is least likely to limit vitamin D synthesis in the body? tocopherol.
What risks are associated with high doses of niacin vitamin b6 vitamin C?
When taken in the form of nicotinic acid, niacin can lead to high blood pressure, abdominal pain, impaired vision, and liver damage when consumed in high doses of 1–3 grams per day (16).
What is the most toxic vitamin?
Taking 60,000 international units (IU) a day of vitamin D for several months has been shown to cause toxicity. This level is many times higher than the U.S. Recommended Dietary Allowance (RDA) for most adults of 600 IU of vitamin D a day.
How do you classify vitamins?
Vitamins are classified as either water-soluble or fat-soluble. In humans there are 13 vitamins: 4 fat-soluble (A, D, E and K) and 9 water-soluble (8 B vitamins and vitamin C). While fat-soluble vitamins are stored in the body’s fatty tissue, water-soluble vitamins must be used by the body right away.
What causes babies to be born blind?
There are many causes of blindness in children. Blindness may be due to genetic mutations, birth defects, premature birth, nutritional deficiencies, infections, injuries, and other causes. Severe retinopathy of prematurity (ROP), cataracts, Vitamin A deficiency and refractive error are also causes.
When guiding a person who is blind you should?
Do’s and Don’ts When Interacting with a Person who is Blind
- DO identify yourself, especially when entering a room.
- DO speak directly to the individual.
- DO give specific directions like, “The desk is five feet to your right,” as opposed to saying, “The desk is over there.”
- DO give a clear word picture when describing things to an individual with vision loss.
Which of the following explains why a deficiency of vitamin A affects vision?
A lack of vitamin A causes the cornea to become very dry, leading to clouding of the front of the eye, corneal ulcers and vision loss. Vitamin A deficiency also causes damage to the retina, which also contributes to blindness.
Which of the following foods is richest in phosphorus?
This article lists 12 foods that are particularly high in phosphorus.
- Chicken and Turkey. Share on Pinterest.
- Pork. A typical 3-ounce (85-gram) portion of cooked pork contains 25–32% of the RDI for phosphorus, depending on the cut.
- Organ Meats.
- Sunflower and Pumpkin Seeds.
- Whole Grains.
Who is at greatest risk for vitamin D deficiency?
Who is at highest risk for vitamin D deficiency?
- Patients with osteoporosis.
- Patients with a malabsorption syndrome.
- Black and Hispanic individuals.
- Obese persons (body mass index >30 kg/m2)
- Patients with disorders that affect the metabolism of vitamin D and phosphate (eg, chronic kidney disease)
Which of the following is a symptom of beta carotene toxicity?
Although carotene is converted to vitamin A in the body, excessive ingestion of carotene causes carotenemia, not vitamin A toxicity. Carotenemia is usually asymptomatic but may lead to carotenosis, in which the skin becomes yellow.
Can I take 5 different vitamins at once?
You can—but it’s probably not a good idea. For some supplements, optimal absorption can depend on the time of day taken. Not only that—taking certain vitamins, minerals, or other supplements together can also reduce absorption and may result in adverse interactions, which can be harmful to your health.
What vitamin should not be taken together?
Large doses of minerals can compete with each other to be absorbed. Don’t use calcium, zinc, or magnesium supplements at the same time. Also, these three minerals are easier on your tummy when you take them with food, so if your doctor recommends them, have them at different meals or snacks.
What are the symptoms of low vitamin B6?
Here are 9 signs and symptoms of vitamin B6 deficiency.
- Skin Rashes. Share on Pinterest.
- Cracked and Sore Lips.
- Sore, Glossy Tongue.
- Mood Changes.
- Weakened Immune Function.
- Tiredness and Low Energy.
- Tingling and Pain in Hands and Feet.