17. The Blood

Leukocytes

17. The Blood

Leukocytes

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Introduction to Leukocytes

Introduction to Lymphocytes

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Leukocytes of Immune System

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Multiple Choice

What differentiates granulocytes from agranulocytes?

Which granulocyte is the first to respond to an infection, has hydrolytic enzymes in its granules, and possesses the ability of phagocytosis?

Which of the following is a phagocytic cell found in the human body?

Which of the following answers are characteristics or roles of granulocytes?

White blood cells are referred to as _____________.

Two immune cells have very similar functions. Both immune cells release histamine and induce inflammation. However, ______________cells reside in specific tissues, while____________ cells travel through the blood stream.

In type I allergic reactions, antibodies are produced and bind to:

Granulocytes:

All of the following are major differences between macrophages & neutrophils except which of these answers?

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Multiple Choice

Monocytes can differentiate into which types of immune cells?

Why is a bone marrow transplant used to replace defective lymphocytes in a patient?

Which of the following immune cells is NOT a professional phagocyte?

Which of the following are referred to as mononuclear phagoytes?

The migration of white blood cells out of the capillary blood vessels is called __________.

Which of the following is considered a type of lymphocyte?

Diapedesis refers to __________.

Which leukocytes contain histamine in their granules?

Which property do white blood cells (WBCs) have in common?

Which of the following types of white blood cells kills parasitic worms and plays a role in the body's response to allergens and asthma?

Which of the following is a function of neutrophils?

Mast cells are most similar to which type of leukocyte?

Which of the following is a function of lymphocytes?

The process of actively metabolizing oxygen by neutrophils to produce bleach and hydrogen to kill bacteria is known as __________.

Identify the five types of white blood cells in the following photographs, a. ___ b. ___ c. ___ d. ___ e. ___

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Textbook Question

The most numerous WBC is the a. eosinophil, b. neutrophil, c. monocyte, d. lymphocyte.

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Textbook Question

Multiple Choice More than one choice may apply. Which of the following is not typical of leukocytes? a. Amoeboid movement b. Phagocytic (some) c. Nucleated cells d. The most numerous cells in the bloodstream

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Textbook Question

The white blood cell that releases histamine and other inflammatory chemicals is the a. basophil, b. neutrophil, c. monocyte, d. eosinophil.

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Textbook Question

Multiple Choice More than one choice may apply. The leukocyte that releases histamine and other inflammatory chemicals is the a. basophil. b. monocyte. c. eosinophil. e. neutrophil.

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Textbook Question

The blood cell that can become an antibody-secreting cell is the a. lymphocyte, b. megakaryocyte, c. neutrophil, d. basophil.

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Textbook Question

Multiple Choice More than one choice may apply. Which of the following formed elements are phagocytic? a. Erythrocytes b. Neutrophils c. Monocytes d. Lymphocytes

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Textbook Question

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

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Textbook Question

Which kinds of WBCs contribute to the body's nonspecific defenses?

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Textbook Question

Besides the ability to move by amoeboid motion, what other physiological attributes contribute to the function of white blood cells in the body?

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Textbook Question

Name the three types of lymphocytes and identify their functions,

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Textbook Question

a. If you had a severe infection, would you expect your WBC count to be closest to 5000, 10,000, or 15,000/μl? b. What is this condition called?

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Textbook Question

How do red blood cells differ from white blood cells in both form and function?

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Textbook Question

How do elements of blood defend against toxins and pathogens in the body?

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Textbook Question

In the disease mononucleosis ('mono'), the spleen enlarges because of increased numbers of phagocytes and other cells. Common signs and symptoms of this disease include pale complexion, a tired feeling, and a lack of energy sometimes to the point of not being able to get out of bed. What might cause these signs and symptoms?

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Textbook Question

Leukocytes are:

a. nucleated cells that function in blood clotting.

b. nucleated cells that function in immunity.

c. anucleate cells that function in blood clotting.

d. anucleate cells that function in immunity.

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Textbook Question

Match the following leukocytes with the correct definition.

____Basophil

____B lymphocyte

____Neutrophil

____Monocyte

____T lymphocyte

____Eosinophil

a. Destroys bacteria; directly phagocytoses bacteria

b. Responds to parasitic worm infection and mediates the allergic response

c. Activates all parts of the immune response; directly kills cancer or virally infected cells

d. Secretes inflammatory mediators

e. Agranulocyte that matures into macrophage

f. Agranulocyte that secretes antibodies

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Textbook Question

Fill in the blanks: Lymphocytes are derived from the_____cell line, whereas the other leukocytes are derived from the_____cell line.

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Textbook Question

A blood sample from your patient shows that she has decreased numbers of neutrophils. Predict the effects of this condition. How would it differ if numbers of T lymphocytes were decreased instead?

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Textbook Question

Lymphocytes continuously circulate through the body using blood and lymph as their transport vehicles. What is the importance of this recirculation behavior?

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