Podcast
Questions and Answers
What is the primary role of Vitamin B1 (thiamine)?
What is the primary role of Vitamin B1 (thiamine)?
- Immune function
- Energy metabolism (correct)
- Vision improvement
- Bone health
Thiamine is stable in an alkaline environment.
Thiamine is stable in an alkaline environment.
False (B)
Name one dietary source of thiamine.
Name one dietary source of thiamine.
Whole grains, legumes, or meats
Vitamin B1 deficiency can cause __________ syndrome.
Vitamin B1 deficiency can cause __________ syndrome.
Which of the following factors increases the risk of vitamin B1 deficiency?
Which of the following factors increases the risk of vitamin B1 deficiency?
What happens to thiamine during cooking?
What happens to thiamine during cooking?
Match the vitamin with its characteristic or effect:
Match the vitamin with its characteristic or effect:
Thiamine is a sulfur-containing vitamin that plays a key role in __________ activity.
Thiamine is a sulfur-containing vitamin that plays a key role in __________ activity.
Which of the following foods is a rich source of Vitamin B7?
Which of the following foods is a rich source of Vitamin B7?
Vitamin B9 is sometimes referred to as folic acid.
Vitamin B9 is sometimes referred to as folic acid.
What deficiency symptoms are associated with Vitamin B7?
What deficiency symptoms are associated with Vitamin B7?
Vitamin B9 is essential for __________ development and function.
Vitamin B9 is essential for __________ development and function.
Match the following vitamins with their primary sources:
Match the following vitamins with their primary sources:
What is the other name for vitamin B3?
What is the other name for vitamin B3?
Niacin can be used for both dietary and therapeutic purposes.
Niacin can be used for both dietary and therapeutic purposes.
What deficiency can occur due to a lack of Vitamin B3?
What deficiency can occur due to a lack of Vitamin B3?
Vitamin B3 is also referred to as __________.
Vitamin B3 is also referred to as __________.
Match the following terms with their correct descriptions:
Match the following terms with their correct descriptions:
What is one key function of Vitamin B3?
What is one key function of Vitamin B3?
Vitamin B3 deficiency does not lead to skin problems.
Vitamin B3 deficiency does not lead to skin problems.
Name one of the diseases associated with Vitamin B3 deficiency.
Name one of the diseases associated with Vitamin B3 deficiency.
Niacinamide is also known as __________.
Niacinamide is also known as __________.
Which of the following is a derivative of niacin?
Which of the following is a derivative of niacin?
Which of the following is NOT a dietary source of niacin?
Which of the following is NOT a dietary source of niacin?
Tryptophan can be converted to niacin in the body.
Tryptophan can be converted to niacin in the body.
What classic condition is associated with niacin deficiency?
What classic condition is associated with niacin deficiency?
Niacin helps lower _____ cholesterol.
Niacin helps lower _____ cholesterol.
Match the niacin uses with their descriptions:
Match the niacin uses with their descriptions:
Which of the following symptoms is NOT part of the 3D's of niacin deficiency?
Which of the following symptoms is NOT part of the 3D's of niacin deficiency?
Oral lesions such as angular stomatitis are a common symptom of niacin deficiency.
Oral lesions such as angular stomatitis are a common symptom of niacin deficiency.
Name two good dietary sources of niacin.
Name two good dietary sources of niacin.
Roasting coffee beans releases a significant quantity of _____ as well as a characteristic flavor.
Roasting coffee beans releases a significant quantity of _____ as well as a characteristic flavor.
Niacin can only be obtained through dietary sources.
Niacin can only be obtained through dietary sources.
What is another name for vitamin B5?
What is another name for vitamin B5?
Vitamin B5 is known to normalize blood lipid profiles.
Vitamin B5 is known to normalize blood lipid profiles.
List one dietary source of vitamin B5.
List one dietary source of vitamin B5.
Vitamin B5 aids in the synthesis of ______, neurotransmitters, steroid hormones, and hemoglobin.
Vitamin B5 aids in the synthesis of ______, neurotransmitters, steroid hormones, and hemoglobin.
Match the vitamin with its corresponding property:
Match the vitamin with its corresponding property:
What can a deficiency in vitamin B5 cause?
What can a deficiency in vitamin B5 cause?
Vitamin B6 is often used interchangeably with the term pyridoxine.
Vitamin B6 is often used interchangeably with the term pyridoxine.
What is the primary function of vitamin B5 related to food?
What is the primary function of vitamin B5 related to food?
The hydrolysis of pantothenic acid yields ______ and pantoic acid.
The hydrolysis of pantothenic acid yields ______ and pantoic acid.
Which component is NOT a vitamin B6 derivative?
Which component is NOT a vitamin B6 derivative?
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Study Notes
Vitamin B1 (Thiamine)
- Thiamine is a sulfur-containing vitamin that is important for energy metabolism and nerve activity.
- It is found in whole grains, legumes, and meats.
- Alcohol inhibits absorption of thiamine.
- Deficiency causes clinical syndromes including Wernicke-Korsakoff syndrome and beriberi.
- Risk factors include alcohol dependence, malabsorption, and a diet low in thiamine.
Vitamin B2 (Riboflavin)
- Riboflavin is a yellow, heat-stable, and slightly water-soluble vitamin.
- Sensitive to light and degrades to lumichrome and lumiflavin.
- Neutralizes free radicals and acts as an antioxidant.
- Deficiency causes stomatitis and dermatitis.
Vitamin B3 (Niacin)
- It is a naturally occurring pyridine derivative that prevents pellagra.
- Found in meats, fish, and dairy products.
- Acts as a coenzyme in energy-transfer reactions.
- Helps lower LDL cholesterol, reduces risk of cardiovascular diseases, and eases arthritis.
- Deficiency causes pellagra, with symptoms including dementia, dermatitis, and diarrhea.
Vitamin B5 (Pantothenic Acid)
- Pantothenic acid is a component of the Vitamin B complex.
- Rich sources include animal organs and cereal grains.
- It is involved in the synthesis of lipids, neurotransmitters, steroid hormones, and hemoglobin.
- Helps repair tissues and cells of the skin and hair.
- Deficiency causes fatigue and sleep disturbances.
Vitamin B6
- Vitamin B6 refers to pyridoxol, pyridoxal, and pyridoxamine, which are closely related pyridine derivatives with similar physiological activity.
Vitamin B7 (Biotin)
- Biotin is a coenzyme involved in transferring carbon dioxide.
- It is important in breaking down carbohydrates, fats, and proteins into energy.
- It is also involved in fat and protein metabolism of hair roots, fingernails, and skin.
- Rich sources include eggs, fish, meat, seeds, nuts, and certain vegetables.
- Deficiency causes fatigue, depression, and dermatitis.
Vitamin B9 (Folate)
- Folate is essential for brain development and function.
- Good sources include beans, peanuts, sunflower seeds, fresh fruits, fruit juices, whole grains, and liver.
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