White blood cells, red blood cells, platelets, and plasma are the four main components of:

Select the best source of copper for absorption.

Due to its potency, a UL has been set for

Thrombocytes are necessary for:

The iron-containing protein that transports oxygen and carbon dioxide in the blood is:

The stomach produces the intrinsic factor that is necessary in order to absorb which vitamin?

Lack of intrinsic factor or stomach acid may lead to a deficiency of ______despite adequate dietary intakes of this nutrient.

Which of the following MyPlate food groups has the highest nutrient density for folate?

Select all that apply Choose the nutrients that are important in the formation of brain tissue.

Select all that apply Which of the following are potential consequences of copper toxicity?

The UL for folate refers only to folic acid because

Which of the following types of cells transports oxygen and carbon dioxide through the bloodstream?

Select all that apply Which of the following are transported by hemoglobin?

Dietary supplements are recommended for optimal brain health.

Cell fragments that clump together to form a blood clot are called:

Which of the following minerals is the most common deficiency in the world?

Following a plant-based diet may ______ depression and anxiety.

Excessive supplementation with the mineral _______ can impair copper absorption.

A deficiency of ______ results in megaloblastic anemia because of its role in DNA synthesis.

Select all that apply Which of the following are good sources of iron?

Consuming vitamin C with meals when iron-rich foods are present can increase iron absorption.

Select all that apply Select the dietary changes a person could make to increase iron absorption.

A deficiency of vitamin B-12 could impair nerve function because of its role in

The copper-containing protein that transports iron in the blood is called

The richest source of vitamin B-12 would be

Ceruloplasmin is a ______-containing protein in the blood that functions in the transport of iron.

Which of the following MyPlate food groups provides the richest sources of heme iron?

Choose the best definition for neurodegenerative disease.

Select all that apply Which of the following are components of blood?

Which B vitamin is important in DNA synthesis?

Select all that apply Which of the following groups of people are at increased risk for a copper deficiency?

Select all that apply To meet the daily requirements for folate, a person might include which foods in his or her diet?

Why are foods a better source of copper than dietary supplements?

Select all that apply What are secondary functions of iron within the human body?

Infants are given an injection of Vitamin K at birth because

Select all that apply Migraine headaches appear to be associated with foods that precipitate changes in blood flow and neurotransmitter release in the brain. Foods commonly cited as triggers include

The multi-step process the human body employs to stop blood loss is called

Select all that apply Choose the fatty acids that are essential for normal brain growth.

The signs and symptoms of iron deficiency anemia include pale skin, fatigue upon exertion, and poor temperature regulation.

If glucose is unavailable to fuel the brain (such as during times of fasting), the brain can use ketone bodies produced from fat metabolism for fuel.

Which of the following MyPlate food groups provides the most vitamin K?

Select all that apply Select the dietary changes a person could make to increase iron absorption.

______ is required for formation of the myelin sheath that insulates nerve cells.

Select all that apply Select the functions of copper in the human body.

Select all that apply Children are frequently victims of iron poisoning because:

Which vitamin is given as an injection to infants at birth due to the inability of the bacteria in the intestines to produce enough?

Chronic use of antibiotics can affect blood health because

The nutrient most likely to be deficient in the diets of people worldwide is __________.

The primary function of iron is to

Which vitamin aids in the absorption of iron?

Select all that apply Choose the nutrients important in the function and formation of the myelin sheath.

The highest folate content may be obtained from eating

Neural tube defects may result from a deficiency of ______ during pregnancy.

The mineral ________ is a component of ceruloplasmin, a blood protein that functions in iron metabolism.

In addition to the vitamin K from our diet, vitamin K is also obtained from

Vitamin B-12 is found naturally in foods of ______ origin.

The preferred source of fuel for the brain is

Select all that apply Why are dietary supplements NOT the ideal way to promote optimal brain health?

Copper toxicity is most likely to occur from

A folate deficiency during pregnancy increases the risk for birth defects because folate

What substance produced by the digestive system is necessary in order to absorb Vitamin B-12?

Folate is a very fragile vitamin that is easily destroyed by heating or exposure to oxygen.

Select all that apply Functions of red blood cells include:

Which of the following population groups is most susceptible to iron toxicity from dietary supplements?

Blood loss, destruction of red blood cells, a decrease in red blood cell production, or a decrease in hemoglobin production could lead to:

Hemostasis describes body processes that

Vitamin B-12 is important for neurological health because it

Select all that apply Choose the biological factors that contribute to migraine headaches.

There is evidence that following a _____ may reduce depression and anxiety.

Select all that apply Choose the most common neurodegenerative diseases in the United States.

How is iron absorbed?

Select all that apply Identify the sources of vitamin K.

Select all that apply Which of the following situations may cause anemia?

Mary is experiencing all the symptoms of a vitamin B-12 deficiency even though she is consuming a diet high in vitamin B-12. What might be the cause of her deficiency symptoms?

Ben is a 56-year-old man who takes acid-reducing medications to treat a stomach ulcer. At his yearly check-up, he reports unusual fatigue, cold hands and feet, and difficulty concentrating on tasks at work. He most likely has a deficiency of: