ST 102 Chapter 12 Blood Flashcards
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Questions and Answers

The liquid portion of blood without its cellular elements is called?

plasma

The liquid portion of blood called plasma contains water. What percentage of the volume of plasma is made up of water?

92%

An average adult has how many pints of blood?

8-10 pints

Blood does all of the following, except?

<p>Secrete hormones</p> Signup and view all the answers

The blood protein fibrinogen is necessary for?

<p>blood clotting</p> Signup and view all the answers

The plasma protein that maintains osmotic pressure and volume is?

<p>albumin</p> Signup and view all the answers

The white blood cells include all of the following, except?

<p>Thrombocytes</p> Signup and view all the answers

Vitamin K is necessary to synthesize?

<p>prothrombin</p> Signup and view all the answers

Erythropoiesis is influenced by the hormone erythropoietin, which is secreted by the?

<p>kidney</p> Signup and view all the answers

The function of thrombocytes is to?

<p>initiate the clotting process</p> Signup and view all the answers

Which type of anemia is due to a deficiency of vitamin B12?

<p>pernicious anemia</p> Signup and view all the answers

Anemia due to deficiency of vitamin B12 and/or lack of intrinsic factor is called?

<p>pernicious anemia</p> Signup and view all the answers

Anemia caused by suppression of the bone marrow is called?

<p>aplastic anemia</p> Signup and view all the answers

Condition in which too many red blood cells are formed is called?

<p>polycythemia</p> Signup and view all the answers

Inherited disease in which abnormal hemoglobin molecules cause misshapen red blood cells, leading to anemia is called?

<p>sickle cell anemia</p> Signup and view all the answers

Deficiency in the number and/or percentage of red blood cells and/or the amount of hemoglobin in the blood is called?

<p>anemia</p> Signup and view all the answers

Decrease in the number of platelets is called?

<p>thrombocytopenia</p> Signup and view all the answers

Formation of a clot in a blood vessel is called?

<p>thrombosis</p> Signup and view all the answers

Inherited disease in which the blood clots slowly or abnormally is called?

<p>hemophilia</p> Signup and view all the answers

Malignant neoplasm of plasma cells or B-lymphocytes is called?

<p>multiple myeloma</p> Signup and view all the answers

Obstruction of a blood vessel by a circulating blood clot, fat globule, air bubble, or piece of tissue is called?

<p>embolism</p> Signup and view all the answers

Red blood cells are called?

<p>erythrocytes</p> Signup and view all the answers

What is the process that surrounds, engulfs, and digests harmful bacteria?

<p>phagocytosis</p> Signup and view all the answers

Formation of a blood clot in a blood vessel is called?

<p>thrombosis</p> Signup and view all the answers

The word root 'path' means?

<p>disease</p> Signup and view all the answers

What is the most abundant of all the plasma proteins?

<p>albumin</p> Signup and view all the answers

Which type of anemia is caused by suppression of the bone marrow?

<p>aplastic anemia</p> Signup and view all the answers

A decrease in the number of white blood cells is called?

<p>leukopenia</p> Signup and view all the answers

When tissues are subjected to chemical or physical trauma or invasion by pathogenic microorganisms, what can occur?

<p>inflammation</p> Signup and view all the answers

What is a protein found in plasma that will react with antigens of the same type to cause blood clotting?

<p>antibody</p> Signup and view all the answers

Which plasma protein is necessary for blood clotting?

<p>fibrinogen</p> Signup and view all the answers

The time required for erythrocytes to settle to the bottom of an upright tube at room temperature is called?

<p>sedimentation rate</p> Signup and view all the answers

What is a blood disease in which there is a decrease in the number of platelets?

<p>thrombocytopenia</p> Signup and view all the answers

The word root that means clotting is?

<p>coagul</p> Signup and view all the answers

Erythropoiesis is the formation and development of?

<p>red blood cells</p> Signup and view all the answers

The name given to plasma after a blood clot is formed is?

<p>serum</p> Signup and view all the answers

What is the condition in which an odorless gas combines rapidly with hemoglobin and crowds out oxygen?

<p>carbon monoxide poisoning</p> Signup and view all the answers

Erythrocytes come from stem cells in the red bone marrow called?

<p>hemocytoblasts</p> Signup and view all the answers

When the white blood cell count exceeds 10,000 cells/ul, a condition exists that is called?

<p>leukocytosis</p> Signup and view all the answers

If a patient's blood type is B+, the donor's blood must be?

<p>B+</p> Signup and view all the answers

The average adult's body has how many pints of blood?

<p>8 to 10</p> Signup and view all the answers

When the antigens on the surface of red blood cells react with antibodies in the serum, what process occurs?

<p>agglutination</p> Signup and view all the answers

This condition is characterized by a decrease in the number of red blood cells and/or their oxygen-carrying capacity is called?

<p>anemia</p> Signup and view all the answers

An immune molecule that connects to a specific antigen, triggering the immune response is an?

<p>antibody</p> Signup and view all the answers

A protein molecule that the body identifies as foreign, triggering the immune response is an?

<p>antigen</p> Signup and view all the answers

Which white blood cell destroys the remains of antibody-antigen reactions and responds to allergens and parasites?

<p>eosinophil</p> Signup and view all the answers

Which white blood cell destroys harmful bacteria during infection and inflammation?

<p>neutrophil</p> Signup and view all the answers

Which white blood cell releases heparin and histamine, triggering an inflammatory response to allergens?

<p>basophil</p> Signup and view all the answers

White blood cells that leave the bloodstream and attach to tissues in order to isolate infections and destroy foreign particles are called?

<p>monocytes</p> Signup and view all the answers

What is the primary function of red blood cells?

<p>transport oxygen to the body's cells and aid in the release of carbon dioxide from the body</p> Signup and view all the answers

What white blood cells create antibodies and protect against cancer cell growth?

<p>lymphocytes</p> Signup and view all the answers

The primary function of thrombocytes is to?

<p>initiate clot formation to decrease blood loss when a blood vessel is damaged</p> Signup and view all the answers

Occurs when incompatible blood types are mixed; antibodies from one blood type attack antigens in the other is called?

<p>agglutination</p> Signup and view all the answers

What cells are necessary for vessel repair and clotting?

<p>thrombocytes</p> Signup and view all the answers

What cells produce antibodies to help fight infection?

<p>lymphocytes</p> Signup and view all the answers

What cells release histamine during allergic responses?

<p>basophils</p> Signup and view all the answers

Type A+ blood has?

<p>A antigens; B antibodies; Rh antigens</p> Signup and view all the answers

Iron deficiency anemia is usually due to?

<p>chronic blood loss</p> Signup and view all the answers

What is a localized clotted mass of blood found in an organ, tissue, or space?

<p>hematoma</p> Signup and view all the answers

Redness, local heat, swelling, and pain are all signs of what condition?

<p>inflammation</p> Signup and view all the answers

Which of the following is not a component of plasma?

<p>Particles</p> Signup and view all the answers

What is hemolysis?

<p>the rupture or bursting of red blood cells</p> Signup and view all the answers

What does hematocrit measure?

<p>the percentage of the volume of whole blood that is made up of red blood cells</p> Signup and view all the answers

All blood cells develop from undifferentiated mesenchymal cells, or?

<p>stem cells</p> Signup and view all the answers

What hormone stimulates red blood cell production?

<p>erythropoietin</p> Signup and view all the answers

What forms a mesh-like network that entraps red blood cells, platelets, and plasma to form a blood clot?

<p>fibrin</p> Signup and view all the answers

Study Notes

Blood Components and Functions

  • Plasma is the liquid portion of blood, devoid of cellular elements.
  • Plasma comprises approximately 92% water, which is vital for transporting substances.
  • Adult humans typically have 8 to 10 pints of blood.
  • Blood does not secrete hormones; its main functions involve transport and defense.
  • Fibrinogen, a blood protein, is essential for the clotting process.
  • Albumin is the plasma protein responsible for maintaining osmotic pressure and blood volume.

Blood Cell Types and Functions

  • White blood cells (leukocytes) consist of several types, excluding thrombocytes (platelets).
  • Thrombocytes function to initiate the clotting process when injury occurs.
  • Erythrocytes (red blood cells) are responsible for transporting oxygen throughout the body.
  • Vitamin K is crucial for synthesizing prothrombin, a factor in the blood clotting cascade.

Blood Disorders

  • Anemia is defined as a deficiency in the number of red blood cells (RBCs) or hemoglobin.
  • Pernicious anemia is caused by a deficiency of vitamin B12 and/or lack of intrinsic factor.
  • Aplastic anemia stems from bone marrow suppression, reducing blood cell production.
  • Polycythemia refers to the overproduction of red blood cells.
  • Sickle cell anemia is an inherited condition characterized by misshapen RBCs due to abnormal hemoglobin.
  • Thrombocytopenia is a condition marked by a decrease in platelet count.

Clotting and Immune Response

  • Thrombosis is the formation of a clot inside a blood vessel.
  • Hemophilia is a genetic disorder where blood clots slowly or abnormally.
  • Embolism occurs when a circulating blood clot obstructs a blood vessel.
  • Antibodies are immune proteins that bind to specific antigens, leading to blood clotting and immune responses.
  • Inflammation is the body’s response to tissue damage or infection, characterized by redness, heat, swelling, and pain.

Blood Type and Compatibility

  • Blood type B+ can receive donations from B+, B-, O-, and O+ blood types.
  • Agglutination occurs when antibodies react with antigens leading to clumping of red blood cells, which can be harmful.
  • Leukocytosis signifies an elevated white blood cell count, exceeding 10,000 cells/μL.

Blood Cell Development and Regulation

  • Erythropoiesis is the process of red blood cell production, influenced by erythropoietin from the kidneys.
  • Stem cells in the red bone marrow differentiate into various blood cells, including RBCs and leukocytes.
  • Hematocrit measures the percentage of whole blood volume made up of red blood cells.

Specialized White Blood Cells

  • Eosinophils combat allergens and parasites while also participating in the inflammatory response.
  • Neutrophils are key in destroying bacteria during infections.
  • Basophils release histamine and heparin, contributing to inflammatory responses.
  • Monocytes convert into macrophages to isolate and destroy pathogens.

Other Important Concepts

  • Serum is the liquid that remains after blood clotting has occurred.
  • Hemolysis is the destruction or rupture of red blood cells.
  • A hematoma is a localized collection of clotted blood outside of blood vessels.

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Test your knowledge on blood with these flashcards from ST 102 Chapter 12. Covering topics like plasma composition, blood volume, and functions, these cards will help reinforce your understanding of this essential subject. Perfect for students looking to review key terms and definitions.

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