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The small red blood cells that characterize microcytic anemia cannot transport adequate oxygen or allow for enough:


A) enzymes to be produced.
B) production of growth hormones.
C) transfer of electrons to produce energy.
D) plasma to be produced.

E) A) and B)
F) A) and C)

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Which disorder is associated with copper toxicity?


A) Wilson's disease
B) anemia
C) beriberi
D) rickets

E) B) and C)
F) C) and D)

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Which component of blood is fluid and necessary for maintaining adequate blood volume?


A) erythrocyte
B) leukocyte
C) platelet
D) plasma

E) B) and C)
F) None of the above

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Describe and discuss the conditions other than neural tube defects that are associated with a folate deficiency.

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Folate deficiency can lead to a variety of health conditions beyond just neural tube defects. Some of these conditions include megaloblastic anemia, which is characterized by the production of large, immature red blood cells that are unable to carry oxygen effectively. This can lead to symptoms such as fatigue, weakness, and shortness of breath. Additionally, folate deficiency has been linked to an increased risk of cardiovascular disease, as it can lead to elevated levels of homocysteine, a compound that has been associated with an increased risk of heart disease and stroke. Folate is also important for maintaining a healthy pregnancy, and deficiency has been linked to an increased risk of preterm birth, low birth weight, and other complications. Furthermore, folate plays a critical role in supporting the immune system, and deficiency can lead to an increased susceptibility to infections and other immune-related conditions. It's important to note that while these conditions are associated with folate deficiency, they can often be prevented or treated by ensuring an adequate intake of folate through diet or supplementation. It's always best to consult with a healthcare professional for personalized guidance on meeting your folate needs.

Vaccinations help the body develop immunity to a disease by providing:


A) a flood of the specific microbe to cause the disease.
B) cytotoxic T cells to attack the microbes.
C) helper T cells to activate other immune cells.
D) a small amount of antigen of a specific microbe to activate the specific immune response.

E) None of the above
F) B) and D)

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Describe the three stages of iron-deficiency anemia and how each affects the body's ability to use oxygen.

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Iron-deficiency anemia occurs in three s...

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Antiserum delivers immediate protection when administered after a snake bite by providing:


A) antibodies to attack the snake venom.
B) a small amount of snake venom to activate specific immunity.
C) neutrophils to attack the snake venom.
D) undifferentiated B cells.

E) B) and D)
F) None of the above

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Copper is a major mineral that is ubiquitous in food.

A) True
B) False

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Folic acid is the form of folate found in most foods.

A) True
B) False

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During stage II of folate deficiency,the lack of folate results in:


A) low levels of methionine.
B) copper toxicity.
C) iron deficiency.
D) high levels of homocysteine.

E) None of the above
F) C) and D)

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Describe the factors and processes that affect iron absorption in the body.

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Iron absorption in the body is influence...

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Stage II folate deficiency is called:


A) folate-deficiency erythropoiesis.
B) folate-deficiency anemia.
C) folate depletion.
D) negative folate balance.

E) All of the above
F) B) and C)

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Prothrombin and factor VII are:


A) hormones that regulate the pH of the blood.
B) proteins that are involved in the coagulation of blood.
C) cofactors of energy metabolism.
D) transport proteins that aid in the absorption of iron.

E) B) and C)
F) A) and D)

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Both excessive and insufficient intakes of zinc can impair immune function.

A) True
B) False

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True

Red blood cells are also called:


A) platelets.
B) leukocytes.
C) enterocytes.
D) erythrocytes.

E) All of the above
F) B) and D)

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Excess vitamin A may suppress the immune system.

A) True
B) False

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True

Stage I of iron deficiency is also called:


A) iron-deficiency erythropoiesis.
B) iron depletion.
C) iron-deficiency anemia.
D) microcytic anemia.

E) C) and D)
F) A) and C)

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The copper-containing protein found in the blood that oxidizes iron for transport is:


A) ferritin.
B) transferrin.
C) ceruloplasmin.
D) ferric copper.

E) B) and C)
F) All of the above

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Vitamin K is synthesized by bacteria in the large intestine.

A) True
B) False

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The oxygen-carrying protein used to transport oxygen in muscle is called:


A) myoglobin.
B) hemoglobin.
C) iron.
D) ferritin.

E) B) and C)
F) A) and B)

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