Blood Health and Immunity 2017 Pearson Education Inc Erythrocytes are essential for the transport of glucose albumin and many other solutes throughout the body lack a nucleus and mitochondria and are filled ID: 660838
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Slide1
Chapter 12: NutrientsInvolved inBlood Healthand Immunity
© 2017 Pearson Education, Inc.Slide2
Erythrocytesare essential for the transport of glucose, albumin, and many other solutes throughout the body.lack a nucleus and mitochondria, and are filled
with hemoglobin, which is essential for oxygen transport.are involved in both non-specific and
specific immunity
.
are produced in the liver, whereas leukocytes and platelets are produced in the bone marrow.
© 2017 Pearson Education, Inc.Slide3
Erythrocytesare essential for the transport of glucose, albumin, and many other solutes throughout the body.lack a nucleus and mitochondria, and are filled
with hemoglobin, which is essential for oxygen transport.are involved in both non-specific and
specific immunity
.
are produced in the liver, whereas leukocytes and platelets are produced in the bone marrow.
© 2017 Pearson Education, Inc.Slide4
Which of the following statements about iron is true?Every molecule of hemoglobin contains one atom of iron
.Iron is a component of hemoglobin, the oxygen-transport protein within red blood cells.Iron in myoglobin accounts for about one-third
of total
iron in the body.
All of these statements are true.
© 2017 Pearson Education, Inc.Slide5
Which of the following statements about iron is true?Every molecule of hemoglobin contains one atom of iron
.Iron is a component of hemoglobin, the oxygen-transport protein
within red blood cells.
Iron in myoglobin accounts for about one-third
of total iron in the body.All of these statements are true.
© 2017 Pearson Education, Inc.Slide6
Jenna is an ovo-lacto vegetarian concerned about her iron intake. From which of the following breakfasts is she likely to absorb the greatest percentage of iron?
a bowl of iron-fortified cereal with cow
'
s
milk, and a cup of coffeea bowl of iron-fortified cereal with soy milk, and a cup
of tea
an iron-fortified breakfast bar with a glass of
orange juice
a cheese croissant and a diet coke
© 2017 Pearson Education, Inc.Slide7
Jenna is an ovo-lacto vegetarian concerned about her iron intake. From which of the following breakfasts is she likely to absorb the greatest percentage of iron?
a bowl of iron-fortified cereal with cow
'
s
milk, and a cup of coffeea bowl of iron-fortified cereal with soy milk, and a cup
of tea
an iron-fortified breakfast bar with a glass of
orange juice
a cheese croissant and a diet coke
© 2017 Pearson Education, Inc.Slide8
A classic sign of stage I iron-deficiency isreduced levels of circulating ferritin.a significantly elevated total iron binding capacity.smaller than normal red blood cells that are pale
in color.exhaustion, impaired cognitive functions, and increased risk for infection.
© 2017 Pearson Education, Inc.Slide9
A classic sign of stage I iron-deficiency isreduced levels of circulating ferritin.a significantly elevated total iron binding capacity.
smaller than normal red blood cells that are pale in color.exhaustion, impaired cognitive functions, and increased
risk for infection.
© 2017 Pearson Education, Inc.Slide10
Zinc plays an important role inheme synthesis.maintaining the structural integrity of iron.preventing copper deficiency.
reducing the risk for pernicious anemia.
© 2017 Pearson Education, Inc.Slide11
Zinc plays an important role inheme synthesis.maintaining the structural integrity of iron.preventing copper deficiency.
reducing the risk for pernicious anemia.
© 2017 Pearson Education, Inc.Slide12
Good food sources of copper includegreen, leafy vegetables and fortified grain products.green, leafy vegetables and dairy products.red, orange, and yellow fruits and vegetables.
organ meats, seafood, nuts, and seeds.
© 2017 Pearson Education, Inc.Slide13
Good food sources of copper includegreen, leafy vegetables and fortified grain products.green, leafy vegetables and dairy products.red, orange, and yellow fruits and vegetables.
organ meats, seafood, nuts, and seeds.
© 2017 Pearson Education, Inc.Slide14
The physiologic function most closely associated with vitamin K issynthesis of heme.blood clotting.
formation of the embryonic neural tube.maintenance of the myelin sheath.
© 2017 Pearson Education, Inc.Slide15
The physiologic function most closely associated with vitamin K issynthesis of heme.
blood clotting.formation of the embryonic neural tube.maintenance of the myelin sheath.
© 2017 Pearson Education, Inc.Slide16
Vitamin B6, folate, and vitamin B12 are allrequired for
the formation of the porphyrin rings in heme.the function of platelets.
erythropoiesis.
hemochromatosis.
© 2017 Pearson Education, Inc.Slide17
Vitamin B6, folate, and vitamin B12 are allrequired for
the formation of the porphyrin rings in heme.the function of platelets.
erythropoiesis.
hemochromatosis.
© 2017 Pearson Education, Inc.Slide18
Which of the following cells produce antibodies involved in specific immune responses?plasma cellsNK cells
macrophagesneutrophils
© 2017 Pearson Education, Inc.Slide19
Which of the following cells produce antibodies involved in specific immune responses?plasma cells
NK cellsmacrophagesneutrophils
© 2017 Pearson Education, Inc.Slide20
A sensitive indicator of reduced nutritional status isnausea and vomiting.fatigue and weakness.
inflammation.decreased immunocompetence.
© 2017 Pearson Education, Inc.Slide21
A sensitive indicator of reduced nutritional status isnausea and vomiting.fatigue and weakness.
inflammation.decreased immunocompetence.
© 2017 Pearson Education, Inc.