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Hugh's MD1 Metabolism > Minerals > Flashcards

Flashcards in Minerals Deck (16)
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1
Q

What is the RDI of calcium?

A

1000-1300mg

2
Q

What is malignant hyperthermia?

A

Over release of Ca in muscle causing depletion of ATP supply and damage

2
Q

Why do men need more zinc than women?

A

Making sperm

2
Q

Menke’s disease is a deficiency of what?

A

Cu > due to mutation that prevents release of Cu from enterocytes

3
Q

What are the signs of haemachromotosis?

A

Reddening of skin

Liver cirrhosis

Diabetes mellitus

4
Q

What is a major precipitator of Ca stones in the kidney?

A

Dehydration

5
Q

How does phosphorus deficiency present?

A

Muscle weakness

Bone pain

6
Q

Where is most of the phosphorus in the body?

A

In bones

8
Q

What is a possible result of hypercalaemia?

A

Kidney stones

9
Q

When is Mg used therapeutically?

A

Cramps

Laxative

10
Q

How does calcitonin effect Ca levels?

A

Reduces it > Stimulates osteoblasts to make bone

11
Q

In what molecule is iron stored? In what is it transferred around the body?

A

Ferritin

Transferrin

13
Q

What are the 3 most abundant minerals in the body?

A

Ca

Phosphorus

Potassium

14
Q

What is the most common presentation of magnesium deficiency?

A

Cramping

15
Q

Too much sulphur can lead to what?

A

Heart stopping

16
Q

What is the most common result of a mineral deficiency in children?

A

Failure to grow and thrive