Exam 3 nutrition: Trace Minerals & Blood Health

What does iodine do?

Helps make thyroid hormones.

What can iodine deficiency cause?

Goiter and problems with thyroid function.

What is a goiter?

An enlarged thyroid gland.

What are good sources of iodine?

Seafood, seaweed, dairy, and iodized salt.

What is iron's main job?

Helps carry oxygen in the blood and muscles.

What protein in red blood cells contains iron?

Hemoglobin.

What protein in muscles contains iron?

Myoglobin.

What is iron deficiency anemia?

A condition caused by not having enough iron to make healthy red blood cells.

What are signs of iron deficiency?

Poor performance and slower cognitive and social development.

What are two types of dietary iron?

Heme iron and non-heme iron.

Where is heme iron found?

Animal foods.

Where is non-heme iron found?

Plant foods and fortified foods.

Why is iron important for athletes?

It helps transport oxygen, which supports physical performance.

What does zinc help with?

Growth, immunity, protein production, and cell division.

What are signs of zinc deficiency?

Weaker immunity and delayed growth and sexual maturation.

What are good sources of zinc?

Protein-rich foods.

What does Vitamin K help with?

Blood clotting and bone health.

What can happen if you don't get enough Vitamin K?

Blood may not clot properly.

What are good sources of Vitamin K?

Leafy green vegetables.