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Microbiology - Chapter 14

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All of the following are types of granulocytes because they have prominent cytoplasmic granules when stained except A) eosinophils. B) monocytes. C) neutrophils. D) basophils. E) They are all granulocytes.

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Mar 14, 2020

Cards (42)

Section 1

(42 cards)

All of the following are types of granulocytes because they have prominent cytoplasmic granules when stained except A) eosinophils. B) monocytes. C) neutrophils. D) basophils. E) They are all granulocytes.

Front

B) monocytes. (p. 432)

Back

Juan has influenza and has aches, pains and a fever. His mother, a physician, tells him to take an antipyretic. What is she telling him to take? A) an antibiotic, like erythromycin B) an antiviral drub, like Tamiflu C) an antihistamine D) acetaminophen, like Tylenol E) herbal tea with honey

Front

D) acetaminophen, like Tylenol (p. 442)

Back

All the following are events of early inflammation except A) macrophages appear first and begin phagocytosis B) chemical mediators and cytokines are released C) brief vasoconstriction is followed by vasodilation D) exudate and pus can accumulate E) capillaries become more permeable resulting in edema

Front

A) macrophages appear first and begin phagocytosis (p. 437-438)

Back

All of the following pertain to interferon except A) protein B) produced by certain white blood cells and tissue cells C) includes alpha, beta, and gamma types D) inhibit viruses, tumors, and cancer gene expression E) increase capillary permeability and vasodilation

Front

E) increase capillary permeability and vasodilation (p. 445-446)

Back

Histamine, serotonin, and bradykinin are all A) vasoactive mediators B) mediators of B cell activity C) mediators of T cell activity D) mediators that increase chemotaxis E) fever inducers

Front

A) vasoactive mediators (p. 440)

Back

Joe cut his finger on a sharp twig and now is experiencing dolor. This means A) redness. B) pain. C) loss of function. D) warmth. E) swelling.

Front

B) pain. (p. 437)

Back

This body region is protected by fatty acids, acidic pH, lactic acid, and a tough cell barrier with its own normal flora A) skin B) respiratory tract C) digestive tract D) urinary tract E) eyes

Front

A) skin (p. 426)

Back

Which of the following chemicals is a powerful stimulant of pain and inflammation? A) gamma interferon B) interleukin 5 C) prostaglandins D) histamine E) platelet-activating factor

Front

C) prostaglandins (p. 440)

Back

All of the following are types of agranulocytes because they do not have prominent granules in their cytoplasm when stained except A) T cells. B) B cells. C) monocytes. D) lymphocytes. E) basophils.

Front

E) basophils. (p. 432)

Back

Which is mismatched A) interferon alpha and beta - inhibits viral replication B) interleukin-2 - stimulate T cell mitosis and B cell antibody production C) serotonin - causes smooth muscle contraction D) prostaglandins - activate eosinophils and B cells E) tumor necrosis factor - increases chemotaxis and phagocytosis

Front

D) prostaglandins - activate eosinophils and B cells (p. 440)

Back

The lymphoid tissues of the intestinal tract are collectively referred to as A) lymph nodes B) thymus C) spleen D) GALT E) tonsils

Front

D) GALT (p. 436)

Back

This gland shrinks in size during adulthood, and has hormones that function in maturation of T-lymphocytes A) lymph nodes B) thymus C) spleen D) GALT E) tonsils

Front

B) thymus (p. 434)

Back

The key phagocytic cells of the body are the A) neutrophils and macrophages B) basophils and neutrophils. C) eosinophils and macrophages. D) macrophages and monocytes. E) natural killer cells.

Front

A) neutrophils and macrophages (p. 430-432)

Back

Plasma A) is the liquid portion of blood in which blood cells are suspended B) is mostly water C) contains albumin and globulins D) contains fibrinogen E) all of the choices are correct

Front

E) all of the choices are correct (p. 430)

Back

Which is incorrect about complement? A) composed of at least 26 blood proteins B) only appear in the blood during a response to a pathogen C) act in a cascade reaction D) involves a classical pathway E) involves an alternate pathway

Front

B) only appear in the blood during a response to a pathogen (p. 446)

Back

Diapedesis is the A) loss of blood due to hemorrhaging B) production of only red blood cells C) production of white blood cells, red blood cells, and platelets D) plugging of broken vessels to stop bleeding E) migration of intact white blood cells from between endothelial cells of a blood vessel such as a venule out to the tissues

Front

E) migration of intact white blood cells from between endothelial cells of a blood vessel such as a venule out to the tissues (p. 438-441)

Back

The four classic signs and symptoms of inflammation include all the following except A) redness B) warmth C) swelling D) pain E) chills

Front

E) chills (p. 437)

Back

The blood cells that function in allergic reactions and inflammation, contain peroxidase and lysozyme, and particularly target parasitic worms and fungi are A) basophils B) eosinophils C) neutrophils D) monocytes E) lymphocytes

Front

B) eosinophils (p. 432)

Back

The most numerous WBC's, that have multilobed nuclei and are very phagocytic are A) basophils B) eosinophils C) neutrophils D) monocytes E) lymphocytes

Front

C) neutrophils (p. 430)

Back

Due to the way the lymph drains from lymph nodes, cell and products of immunity continually A) enter the regular circulatory system. B) enter the liver C) enter gastrointestinal tract. D) enter the gall bladder. E) enter the thymus gland.

Front

A) enter the regular circulatory system. (p. 433-435 Figure 14.9d)

Back

Which is incorrect about blood cells? A) after birth produced in red bone marrow sites B) develop from undifferentiated stem cells C) include mast cells D) include leukocytes that are either granulocytes or agranulocytes E) include erythrocytes that, when mature, lose their nuclei

Front

C) include mast cells (p. 432)

Back

All of the following pertain to platelets except A) contain hemoglobin to transport oxygen and carbon dioxide B) also called thrombocytes C) originate from giant multinucleate cells called megakaryocytes D) function in blood clotting and inflammation E) they are not whole cells but are pieces of cells

Front

A) contain hemoglobin to transport oxygen and carbon dioxide (p. 433)

Back

All of the following can be recognized by toll-like receptors except A) single-stranded viral RNA. B) flagellin. C) host-cell membrane proteins D) lipoteichoic acid. E) lipopolysaccharide.

Front

A) host cell membrane proteins (p. 428)

Back

Comprise 3-7% of circulating WBC's, are phagocytic, and can migrate out into body tissues to differentiate into macrophages A) basophils B) eosinophils C) neutrophils D) monocytes E) lymphocytes

Front

D) monocytes (p. 432)

Back

Components of the first line of defense include all the following except A) the tough cell sheet of the upper epidermis of the skin B) nasal hairs C) flushing action of tears and blinking D) flushing action of urine E) phagocytic white blood cells

Front

E) phagocytic white blood cells (p. 425-426)

Back

Plasma cells A) function in cell-mediated immunity B) are derived from T-lymphocytes C) function in blood clotting D) produce and secrete antibodies E) all of the choices are correct

Front

D) produce and secrete antibodies (p. 432)

Back

The least numerous of all white blood cells, that release histamine during inflammation and allergic reactions are A) basophils B) eosinophils C) neutrophils D) monocytes E) lymphocytes

Front

A) basophils (p. 432)

Back

The chemical found in tears and saliva that hydrolyzes the peptidoglycan in certain bacterial cell walls is A) lactic acid B) hydrochloric acid C) lysozyme D) histamine E) bile

Front

C) lysozyme (p. 426)

Back

The membrane attack stage of the complement cascade involves A) initiation of the cascade B) production of inflammatory cytokines C) a ring-shaped protein digests holes in bacterial cell membranes and virus envelopes D) cleaving of C3 to yield C3a and C3b E) C1q binds to surface receptors on a membrane

Front

C) a ring-shaped protein digests holes in bacterial cell membranes and virus envelopes (p. 446)

Back

All of the following are correct about lymph except A) it's composition is similar to plasma. B) it travels in vessels similar to blood vessels. C) it is made mostly of water. D) it transports numerous white blood cells. E) it is transported through the body by the same pump as blood, i.e., the heart.

Front

E) it is transported through the body by the same pump as blood, i.e., the heart. (p. 433)

Back

The reticuloendothelial system A) is a support network of connective tissue fibers B) originates in the cellular basal lamina C) provides a passageway within and between tissues and organs D) is heavily populated with macrophages E) all of the choices are correct

Front

E) all of the choices are correct (p. 429)

Back

The body region where a ciliary escalator helps to sweep microbes trapped in mucus away from that body site is the A) skin B) respiratory tract C) digestive tract D) urinary tract E) eyes

Front

B) respiratory tract (p. 426)

Back

Specificity and memory are associated with which body defense mechanism? A) inflammatory response B) phagocytosis by macrophages and neutrophils C) interferon D) T cell and B cell responses E) anatomical barriers in the body

Front

D) T cell and B cell responses (p. 432)

Back

Comprise 20% to 35% of the circulating WBC's, and are the cells that function in the body's immune system A) basophils B) eosinophils C) neutrophils D) monocytes E) lymphocytes

Front

E) lymphocytes (p. 432)

Back

Which of the following lymphoid organs and tissues has the immunological function of filtering pathogens from the blood? A) lymph nodes B) thymus C) spleen D) GALT E) tonsils

Front

C) spleen (p. 436)

Back

Hemopoiesis is the A) loss of blood due to hemorrhaging B) production of only red blood cells C) production of white blood cells, red blood cells, and platelets D) plugging of broken vessels to stop bleeding E) migration of white blood cells from the blood out to the tissues

Front

C) production of white blood cells, red blood cells, and platelets (p. 430)

Back

These structures are found along lymphatic vessels but are heavily clustered in the armpit, groin, and neck A) lymph nodes B) thymus C) spleen D) GALT E) tonsils

Front

A) lymph nodes (p. 435)

Back

Which is incorrect about inflammation A) can last hours to years B) pyrogens cause vasodilation and increased capillary permeability C) serotonin causes smooth muscle contraction D) fever could be beneficial to inhibiting the pathogen E) basophils and mast cells release histamine

Front

B) pyrogens cause vasodilation and increased capillary permeability (p. 441)

Back

Nonspecific chemical defenses include A) lysozyme B) lactic acid and electrolytes of sweat C) skin's acidic pH and fatty acids D) stomach hydrochloric acid E) all of the choices are correct

Front

E) all of the choices are correct (p. 426)

Back

The circulating substances that affect the hypothalamus and initiate fever are A) complement B) interferons C) leukotrines D) pyrogens E) lysozymes

Front

D) pyrogens (p. 441)

Back

Maria was scratched on her arm by her cat and the site is experiencing rubor. This means A) redness. B) pain. C) loss of function. D) warmth. E) swelling.

Front

A) redness. (p. 437)

Back

These white blood cells are particularly attracted to sites of parasitic infections A) monocytes B) eosinphils C) basophils D) neutrophils E) lymphocytes

Front

B) eosinphils (p. 432)

Back