Textbook Question
Tissue plasminogen activator, urokinase, and plasmin are important components of:
a. Coagulation
b. Fibrinolysis
c. Platelet plug formation
d. Hemostasis
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Ch. 19 Blood
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814
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Table of contents
- Ch. 1 Introduction to Anatomy and Physiology24
- Ch. 2 The Chemistry of Life37
- Ch. 3 The Cell54
- Ch. 4 Histology46
- Ch. 5 The Integumentary System30
- Ch. 6 Bones and Bone Tissue36
- Ch. 7 The Skeletal System40
- Ch. 8 Articulations19
- Ch. 9 The Muscular System35
- Ch. 10 Muscle Tissue and Physiology29
- Ch. 11 Introduction to the Nervous System and Nervous Tissue28
- Ch. 12 The Central Nervous System41
- Ch. 13 The Peripheral Nervous System41
- Ch. 14 The Autonomic Nervous System and Homeostasis31
- Ch. 15 The Special Senses39
- Ch. 16 The Endocrine System42
- Ch. 17 The Cardiovascular System I: The Heart28
- Ch. 18 The Cardiovascular System II: The Blood Vessels43
- Ch. 19 Blood32
- Ch. 20 The Lymphatic System and Immunity41
- Ch. 21 The Respiratory System27
- Ch. 22 The Digestive System27
- Ch. 23 Metabolism and Nutrition7
- Ch. 24 The Urinary System39
- Ch. 25 Fluid, Electrolyte, and Acid-Base Homeostasis39
- Ch. 26 The Reproductive System10
- Ch. 27 Development and Heredity5
Amerman3rd EditionHuman Anatomy & PhysiologyISBN: 9780138247201, 9780138247928, 9780138201814Not the one you use?Change textbook
Chapter 19, Problem 19
Which of the following antibodies does a person with type O+ blood have in his or her plasma?
a. Anti-A antibodies
b. Anti-B antibodies
c. Anti-Rh antibodies
d. Both a and b are correct.
e. All of the above
Verified step by step guidance1
Step 1: Understand the blood type system. Blood type is determined by the presence or absence of antigens (A, B, and Rh) on the surface of red blood cells. Type O blood lacks both A and B antigens, and the '+' indicates the presence of the Rh antigen.
Step 2: Recall that antibodies are produced against antigens that are not present on a person's red blood cells. For type O blood, since there are no A or B antigens, the plasma will contain anti-A and anti-B antibodies.
Step 3: Consider the Rh factor. A person with Rh-positive blood (O+) does not produce anti-Rh antibodies because their blood cells have the Rh antigen, and the immune system does not attack its own antigens.
Step 4: Eliminate incorrect options based on the above information. Anti-Rh antibodies (option c) are not present in O+ blood, so 'All of the above' (option e) is incorrect. Both anti-A and anti-B antibodies (option d) are correct.
Step 5: Conclude that the correct answer is 'Both a and b are correct,' as a person with type O+ blood has anti-A and anti-B antibodies in their plasma but does not have anti-Rh antibodies.
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Key Concepts
Here are the essential concepts you must grasp in order to answer the question correctly.
Blood Type Antibodies
Blood type antibodies are proteins produced by the immune system in response to foreign antigens. Individuals with type O blood do not have A or B antigens on their red blood cells, but they produce anti-A and anti-B antibodies, which can react against A and B blood types, respectively.
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Rh Factor
The Rh factor is a specific protein that can be present on the surface of red blood cells. A person with Rh-positive (like O+) blood has the Rh antigen, meaning they do not produce anti-Rh antibodies unless exposed to Rh-positive blood, which is not typical in normal circumstances.
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Blood Compatibility
Blood compatibility is crucial for safe blood transfusions and organ transplants. Understanding the presence of specific antibodies in a person's plasma helps determine which blood types can be safely transfused, as incompatible blood can lead to serious immune reactions.
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Related Practice
Textbook Question
The two most clinically important groups of antigens on erythrocytes are the ______ and ______ blood groups.
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Textbook Question
Which antigens does a person with blood type A− have on the surface of his or her erythrocytes?
a. A antigens
b. B antigens
c. Rh antigens
d. Both a and c are correct.
e. All of the above
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Textbook Question
Mr. Reczkiewicz has blood type AB−. Which of the following blood types could be safely donated to Mr. Reczkiewicz, assuming he has had prior exposure to Rh+ blood? (Circle all that apply.)
a. Type O+
b. Type A−
c. Type B−
d. Type AB+
e. Type O−