Vitamin A Chemistry and Sources

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Which vitamin acts as a coenzyme in carbohydrate metabolism, catalyzing decarboxylation of ketoacids and in hexose monophosphate shunt?

Vitamin A

Vitamin C

Vitamin E

Thiamine (vitamin B1) (correct)

What is the physiological role of thiamine pyrophosphate in the body?

Catalyzing fatty acid synthesis

Promoting bone growth

Acting as a coenzyme in carbohydrate metabolism (correct)

Aiding in protein breakdown

Which substance is involved in the intracellular transport of long-chain fatty acids?

Thiamine

Carnitine (correct)

Vitamin C

Vitamin E

Why are water-soluble vitamins like thiamine not stored in large amounts in tissues?

They are rapidly excreted in urine Signup and view all the answers

What are some dietary sources of thiamine (vitamin B1)?

Green vegetables and pulses Signup and view all the answers

Which vitamin deficiency may lead to neurological symptoms such as dry beriberi?

Thiamine (vitamin B1) deficiency Signup and view all the answers

What is the main symptom associated with wet beriberi, a manifestation of thiamine deficiency?

Cardiovascular symptoms Signup and view all the answers

Which vitamin plays a role in neuromuscular transmission and carbohydrate metabolism?

Vitamin B1 (thiamine) Signup and view all the answers

What is the main function of carnitine in the body?

Intracellular transport of long-chain fatty acids Signup and view all the answers

What happens when large doses of thiamine are given orally?

Rapid excretion in urine Signup and view all the answers

Vitamin A Chemistry and Sources

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Questions and Answers

Which vitamin acts as a coenzyme in carbohydrate metabolism, catalyzing decarboxylation of ketoacids and in hexose monophosphate shunt?

What is the physiological role of thiamine pyrophosphate in the body?

Which substance is involved in the intracellular transport of long-chain fatty acids?

Why are water-soluble vitamins like thiamine not stored in large amounts in tissues?

What are some dietary sources of thiamine (vitamin B1)?

Which vitamin deficiency may lead to neurological symptoms such as dry beriberi?

What is the main symptom associated with wet beriberi, a manifestation of thiamine deficiency?

Which vitamin plays a role in neuromuscular transmission and carbohydrate metabolism?

What is the main function of carnitine in the body?

What happens when large doses of thiamine are given orally?

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