FINAL EXAM Flashcards
What are the 3 forms of Retinoids? Where do they come from?
- Retinol
- Retinal
- Retinoic Acid
- Animals
What are carotenoids ? What can they be converted to?
- Come from plants
- Vitamin A
Which two can be converted to each other ?
- Retinol and Retinal
What are some roles of Vitamin A?
- Supports Vision
- Protein synthesis and cell division
- Supports reproduction and growth
Vitamin A Status depends on ______ which is mostly in the _____ (?%)
- Vitamin A Stores
- Liver
- 90%
Vitamin A supports the immune system and inhibits replication of…? How much does it cut it (possibility)?
- Measles
- 1/2
What are 3 things that Vitamin A deficiency can cause?
- Night Blindness
- Hyperkeratosis
- Damage to the GI tract
What actually is Vitamin D? What are a few things it does?
- Hormone
- Responsible for growth and maintenance
- Raises blood calcium (increased in gut, decrease in kidneys, increase in bone)
What are some causes of Vitamin D Deficiency? What can it cause?
- Breastfeeding, Lack of Sunlight, Not getting Vitamin D fortified milk
- Rickets & Elderly Deficiency
What are 3 ways Vitamin D can become toxic?
- When consumed in excess
- Leads to kidney stones and may harden blood vessels
- Can be over made in the skin & foos
Which kind is the only one maintained in the human body? What is Vitamin E Actually?
- Alpha Tocopherol
- Antioxidant
What can happen because of Vitamin E Deficiency?
- It’s bc of poor fat digestion
- It can lead to Hemolytic Anemia
What’s one thing that Vitamin E Toxicity can lead to?
- Blood clotting
What are two sources of Vitamin E?
- Vegetable Oils
- Wheat Germ
What is Vitamin K found in?
- Avocado
- Kiwi
- Vegetable oils
What is B1 Thiamin?
- Part of the coenzyme that assists in energy metabolism
Prolonged cooking will destroy Thiamin, what’s the 2 better options?
- Steam
- Microwave
What is B2 Riboflavin?
- A coenzyme in energy metabolism (Like Thiamin)
What are 3 things that riboflavin helps promote?
- Healthy Skin
- Reduces inflammation
- Provide Energy
What is b2 Riboflavin found in?
- Milk
- Grains
- Green-Leafy Vegetables
What destroys B2 Riboflavin?
UV Light
Niacin can be made by the body how?
From the amino acid Tryptophan
