menu
bartleby
search
close search
Hit Return to see all results

Which of the following factors can explain why vitamin D deficiency is on the rise?1.increased use of sunscreen products2.incorporation of fortified food sources in the diet3.same AI requirement for infants, children and adults4.stable amount of vitamin synthesis based on skin exposure

Question
Which of the following factors can explain why vitamin D deficiency is on the rise?

1.

increased use of sunscreen products

2.

incorporation of fortified food sources in the diet

3.

same AI requirement for infants, children and adults

4.

stable amount of vitamin synthesis based on skin exposure
check_circleAnswer
Step 1

The question asks to choose the factor that is the reason for the rise of deficiency of vitamin-D.

  1. Excessive use of sunscreen products.
  2. Fortified food sources incorporated in the diet.
  3. Same AI needs for adults, children, and infants.
  4. Stable quantity of vitamin synthesis based on skin exposure.
Step 2

Vitamin-D can be defined as a group of vitamins that is present in the liver and fish oils. It is a fat-soluble vitamin. It is important for the absorption of calcium, magnesium, and phosphate in the body. It helps in the prevention of osteomalacia in adults and rickets in children. They include calciferol ( or vitamin D2 ) and cholecalciferol (or vitamin D3).

 

Step 3

The correct option is 1. Excessive use of sunscreen products. Normally, when the skin is unprotected to sunlight, it synthesizes vitamin D. The ultraviolet B (UVB) rays from the sun interact with a body protein (7-DHC in the skin). This protein is converted into vitamin D3. Vitamin-D3 is an active form of vitamin D. As we all know that sunscree...

Want to see the full answer?

See Solution

Check out a sample Q&A here.

Want to see this answer and more?

Our solutions are written by experts, many with advanced degrees, and available 24/7

See Solution
Tagged in

Science

Biology

Other

Related Biology Q&A

Find answers to questions asked by student like you

Show more Q&A add
question_answer

Q: 7 You dilute your bacteriophage for plating 10. You mix 0.1 ml of the bacteriophage dilution with 0....

A: In microbiology, the stock solutions i.e. those solutions containing  high concentration of microorg...

question_answer

Q: What are the advantages and disadvantages for aldehydes, gaseous sterilizers, peroxygens and organic...

A: Physical and chemical methods are used to control the microbes. Chemical methods are where chemicals...

question_answer

Q: Cell with half the chromosomes number of the parent cell ____________________.

A: In animals, cells are denoted either as haploid or diploid, which depends on the number of chromosom...

question_answer

Q: Neurological symptoms associated with thiamin may be due to 1. alterations in acetylcholine ...

A: Thiamine is the vitamin B1, which is found in many foods, such as, yeast, cereal grains, beans, nuts...

question_answer

Q: Which of the following is good advice for someone who wanted to know if they should take an antioxid...

A: The question asks to determine better advice for someone who wanted to know if they should adopt an ...

question_answer

Q: 2c. What are the advantages to cultivating perennials as food crops?

A: Food crops are plants that are used for consumption and include grains, spices, legumes, fruits, veg...

question_answer

Q: What tissue type resides in the Auricles, Papillary muscles, Fossa Ovalis, Pectinate muscles, Chorda...

A: The heart is one of the most vital organs in the body as it is responsible for transporting oxygen a...

question_answer

Q: Can two populations have the same allele frequencies but different genotypes frequencies

A: Allele frequency is the measure of how much an allele is common in a given population. It is the rat...

question_answer

Q: What causes Trachoma and what causes keratitis of the eye?

A: Eyes are the important organs of the visual system. They detect the light and convert it into electr...

Sorry about that. What wasn’t helpful?