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The Vitamin K Knowledge Quiz

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Questions and Answers

Where is phylloquinone found?

Fruits and grains

Leafy greens and plant oils (correct)

Animal products

Processed foods

What causes rickets in children?

Vitamin K deficiency

Vitamin C deficiency

Vitamin D deficiency (correct)

Excessive vitamin intake

Which vitamin is best stored in the liver?

Vitamin A

Vitamin K (correct)

Vitamin C

Vitamin D

What is the role of Matrix Gla Protein?

Regulate calcium deposition on matrix Signup and view all the answers

What is the primary source of menaquinone?

Animal products and gut bacteria Signup and view all the answers

What are the two types of vitamin K and where are they found?

Phylloquinone is found in leafy greens, plant oils, and veggies. Menaquinone is found in animal products and in the commensal bacteria of the gut. Signup and view all the answers

What are the health implications of hypercalcemia?

Hypercalcemia, or high calcium in the blood, can cause kidney stones and tissue calcification. Signup and view all the answers

What are the key functions of Osteocalcin and Matrix Gla Protein?

Osteocalcin helps in the development of hydroxyapatite, while Matrix Gla Protein regulates the calcium deposition on the matrix and also plays a role in blood clotting. Signup and view all the answers

What are the common health issues associated with vitamin D deficiency?

Common health issues associated with vitamin D deficiency include rickets in children (bowed legs) and osteomalacia in adults (softening of bones, leading to increased risk of osteoporosis). Signup and view all the answers

Why do babies receive vitamin K shots?

Babies receive vitamin K shots because their gut is sterile, and vitamin K is best absorbed with fat. Signup and view all the answers

Study Notes

Vitamin K Storage and Absorption

Vitamin K is best stored in the liver
Vitamin K is best absorbed with fat

Types of Vitamin K

There are two types of vitamin K: phylloquinone and menaquinone
Phylloquinone is found in leafy greens, plant oils, and veggies
Menaquinone is found in animal products and a large amount is found in the commensal bacteria of the gut

Vitamin D Deficiency Disorders

Rickets: a disorder that occurs in children, characterized by bowed legs, caused by vitamin D deficiency
Hypercalcemia: a condition of high calcium in the blood, causing kidney stones and tissue calcification
Osteomalacia: a condition of softening of bones in adults, caused by vitamin D deficiency, which increases osteoporosis

Vitamin K Dependent Molecules

Matrix Gla Protein: regulates calcium deposition on the matrix
Osteocalcin: helps in the development of hydroxyapatite and regulates bone development

Additional Key Facts

Vitamin K is important for blood clotting
Babies are given vitamin K shots because their gut is initially sterile
The three key nutrients for bone health are: Calcium, Vitamin K, and Vitamin D

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Description

Test your knowledge of vitamin K and its importance in the body with this quiz. Explore the different types of vitamin K, its sources, absorption, and related health conditions such as rickets and hypercalcemia.