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Ch. 19 Blood
Martini - Fundamentals of Anatomy & Physiology 11th Edition
Martini, Nath, Bartholomew11th EditionFundamentals of Anatomy & PhysiologyISBN: 9780136874089Non è quello che usi tu?Cambia libro di testo
Tutti i libri di testoMartini, Nath, Bartholomew 11th EditionCh. 19 BloodProblema 10
Capitolo 19, Problema 10

What five major functions are performed by blood?

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Understand that blood performs multiple vital functions in the body, each essential for maintaining homeostasis and overall health.
Identify the first major function: transportation. Blood transports oxygen from the lungs to body tissues and carries carbon dioxide from tissues back to the lungs.
Recognize the second function: nutrient delivery. Blood carries nutrients absorbed from the digestive system to cells throughout the body.
Consider the third function: regulation. Blood helps regulate body temperature, pH balance, and fluid volume within the circulatory system.
Note the fourth function: protection. Blood contains components like white blood cells and antibodies that defend the body against infections and help in clotting to prevent blood loss.

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Transportation Function of Blood

Blood transports essential substances such as oxygen from the lungs to body tissues, carbon dioxide from tissues to the lungs, nutrients from the digestive system to cells, and waste products to excretory organs for elimination.
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Functions of Blood

Regulation Function of Blood

Blood helps regulate body temperature by distributing heat, maintains pH balance through buffering systems, and controls fluid balance between blood and tissues, ensuring homeostasis.
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Functions of Blood

Protection Function of Blood

Blood protects the body by clotting to prevent excessive bleeding and by carrying white blood cells and antibodies that defend against infections and foreign substances.
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Functions of Blood
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Stem cells responsible for lymphocytopoiesis are located in:

(a) The thymus and spleen

(b) The lymph nodes

(c) The red bone marrow

(d) All of these structures

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The following is a list of the phases involved in the process of hemostasis:


  1. Coagulation
  2. Fibrinolysis
  3. Vascular spasm
  4. Retraction
  5. Platelet phase

The correct sequence of these phases is:

(a) 5, 1, 4, 2, 3

(b) 3, 5, 1, 4, 2

(c) 2, 3, 5, 1, 4

(d) 3, 5, 4, 1, 2

(e) 4, 3, 5, 2, 1

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Which type of antibodies does plasma contain for each of the following blood types?

(a) Type A

(b) Type B

(c) Type AB

(d) Type O

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What four characteristics of WBCs are important to their response to tissue invasion or injury?

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___ and ____ affect almost every aspect of the clotting process.

(a) Calcium, vitamin K

(b) Calcium, vitamin B12

(c) Sodium, vitamin K

(d) Sodium, vitamin B12

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Name the three major types of plasma proteins and identify their functions.

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