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Flashcards in Nutrition and the Skin Deck (17)
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1

Deficiency in which vitamin or mineral will cause:

  1. Anaemia
  2. Angular stomatitis
  3. Glossitis
  4. Hair depigmentation
  5. Skin and mucous membrane pigmentation

Folate

2

What is acrodermatitis enteropathica?

Inherited condition

Lack of zinc absorption

Causes diarrhoea, alopecia, dry brittle hair, facial and acral dermatitis

3

If a patient presents with a convincing history for a peanut allergy, what is the correct thing to do to confirm this?

Skin prick test

(serum testing for specific IgE antibodies may also be done)

Oral food challenge is NOT done

4

Skin tags may be associated with what?

Insulin resistance

5

Where is acanthosis nigricans often seen?

Around the axillae

6

If a patient seems to have a non-IgE mediated allergy, what is the nect step to confirm this?

Trial elimination of suspected allergen for 2-6 weeks

Reintroduce to determine if there is a return of symptoms

7

What is an allergy?

An immune reaction usually involving IgE antibodies, but also potentially T cells

8

Deficiency in which vitamin/mineral causes:

  1. Dermatitis
  2. Delirium
  3. Diarrhoea
  4. Death

Vitamin B3

9

Which foods may vitamin B3 be acquired?

  1. Meat
  2. Fish
  3. Nuts
  4. Coffee

10

Why is the barrier function of the skin weakened in obese patients?

Increased trans-epidermal water loss causing dry skin

11

Which vitamin/mineral can only be acquired from foods of animal origin (milk, meat, fish, eggs)?

Vitamin B12

12

Which vitamin is vital for epithelial proliferation, keratinisation and development?

Vitamin A

13

Which vitamin/mineral is an essential cofactor in collagen formation?

Vitamin C

14

What may a deficiency in vitamin C lead to?

  1. Hyperkeratosis around hair follicles
  2. Bent hairs
  3. Inflamed gums
  4. Poor wound healing
  5. Scurvy (weakness, anaemia, gingivitis, skin haemorrhages)
  6. Muscle and bone pain

15

Which two vitamins are essential cofactors in numerous metabolic reactions?

Vitamin B2 and B3

16

What is vitamin B6?

Co-enzyme

17

How does obesity impact the collagen in the skin?

Reduced mechanical strength of skin

Failure of collagen deposition to match surface area