Question 1

Which of the following is true of AIDS?

Accepted Answer

A) It is equivalent to HIV. 
B) It is highly contagious. 
C) There is no cure for those afflicted. 
D) It is caused by a bacterium. 
E) It can be prevented by vaccination. 
A) It is equivalent to HIV. 
B) It is highly contagious. 
C) There is no cure for those afflicted. 
D) It is caused by a bacterium. 
E) It can be prevented by vaccination.

Question 2

Pathogen associated molecular patterns (PAMPs)

Accepted Answer

A) can't recognize any viral agents. 
B) include over 1,000 different nonself cues. 
C) are strictly fungi. 
D) have bacterial DNA associated with them. 
E) fit all of these descriptions. 
A) can't recognize any viral agents. 
B) include over 1,000 different nonself cues. 
C) are strictly fungi. 
D) have bacterial DNA associated with them. 
E) fit all of these descriptions.

Question 3

Which of the following is (are) characteristic of acute inflammation?

Accepted Answer

A) warmth 
B) swelling 
C) redness 
D) pain 
E) all of these 
A) warmth 
B) swelling 
C) redness 
D) pain 
E) all of these

Question 4

Which of the following is true for the cell shown above?

Accepted Answer

A) They patrol the body looking for invaders. 
B) They present antigens to other WBC's. 
C) They specifically interact with T-helper cells. 
D) They mature only after they encounter damaged tissue. 
E) All of these are true. 
A) They patrol the body looking for invaders. 
B) They present antigens to other WBC's. 
C) They specifically interact with T-helper cells. 
D) They mature only after they encounter damaged tissue. 
E) All of these are true.

Question 5

The secretion of __________ causes the accumulation of fluid at the site of a wound.

Accepted Answer

A) kinins 
B) histamines 
C) neutrophils 
D) interferons 
E) leukocytes 
A) kinins 
B) histamines 
C) neutrophils 
D) interferons 
E) leukocytes

Question 6

The letter "A" in the above figure represents

Accepted Answer

A) keratin-filled, dead epithelial cells. 
B) replicating epithelium. 
C) mucus produced by underlying ciliated cells. 
D) white blood cells attacking a bacterial cell. 
E) all of these. 
A) keratin-filled, dead epithelial cells. 
B) replicating epithelium. 
C) mucus produced by underlying ciliated cells. 
D) white blood cells attacking a bacterial cell. 
E) all of these.

Question 7

Normal bacterial inhabitants of the human body

Accepted Answer

A) are naturally resistant to antibiotics. 
B) are able to out-compete some invading pathogens and thus are one of the body's initial defense mechanisms. 
C) can be transformed into pathogenic forms if a person's resistance to disease is low. 
D) are unable to survive the human body's defense mechanisms. 
E) are able to out-compete some invading pathogens and thus are part of the body's innate immunity. 
A) are naturally resistant to antibiotics. 
B) are able to out-compete some invading pathogens and thus are one of the body's initial defense mechanisms. 
C) can be transformed into pathogenic forms if a person's resistance to disease is low. 
D) are unable to survive the human body's defense mechanisms. 
E) are able to out-compete some invading pathogens and thus are part of the body's innate immunity.

Question 8

Which of the following is NOT involved in some way in the body's first line of defense?

Accepted Answer

A) urination 
B) diarrhea 
C) gastric juice 
D) complement 
E) ciliated cells 
A) urination 
B) diarrhea 
C) gastric juice 
D) complement 
E) ciliated cells

Question 9

Initially on activation, effector T cells secrete

Accepted Answer

A) cytokines. 
B) histamine. 
C) antibodies. 
D) interleukins. 
E) interferon. 
A) cytokines. 
B) histamine. 
C) antibodies. 
D) interleukins. 
E) interferon.

Question 10

Plaque is caused by many organisms but one of the main causes is

Accepted Answer

A) fungal chitin. 
B) protistan lipids. 
C) algal alginates. 
D) extracellular products of bacteria 
E) all of these. 
A) fungal chitin. 
B) protistan lipids. 
C) algal alginates. 
D) extracellular products of bacteria 
E) all of these.

Question 11

The most abundant of the circulating white blood cells are the

Accepted Answer

A) neutrophils. 
B) macrophages. 
C) mast cells. 
D) eosinophils. 
E) lymphocytes. 
A) neutrophils. 
B) macrophages. 
C) mast cells. 
D) eosinophils. 
E) lymphocytes.

Question 12

Antibodies are classified as

Accepted Answer

A) nucleoproteins. 
B) immunoglobulins. 
C) polysaccharides. 
D) steroids. 
E) lipids. 
A) nucleoproteins. 
B) immunoglobulins. 
C) polysaccharides. 
D) steroids. 
E) lipids.

Question 13

A new vaccine for two of the known causes of cervical cancer (HPV strains 16 and 18) is called

Accepted Answer

A) Vagasil. 
B) Gardasil. 
C) Viagrasil. 
D) Cervasil. 
E) none of these. 
A) Vagasil. 
B) Gardasil. 
C) Viagrasil. 
D) Cervasil. 
E) none of these.

Question 14

Antibodies can be produced against all of the following EXCEPT

Accepted Answer

A) viruses. 
B) bacterial cell walls. 
C) fungi. 
D) bacterial DNA. 
E) all of these can be bound by an antibody. 
A) viruses. 
B) bacterial cell walls. 
C) fungi. 
D) bacterial DNA. 
E) all of these can be bound by an antibody.

Question 15

Histamine

Accepted Answer

A) causes blood vessels to contract. 
B) causes capillaries to lose their permeability. 
C) causes an outward flow of fluids from the capillaries. 
D) reduces tissue swelling. 
E) enhances the function of cytokines. 
A) causes blood vessels to contract. 
B) causes capillaries to lose their permeability. 
C) causes an outward flow of fluids from the capillaries. 
D) reduces tissue swelling. 
E) enhances the function of cytokines.

Question 16

The barriers to invasion by microbes can involve

Accepted Answer

A) urine. 
B) the symbiotic microorganisms already in the body. 
C) ciliated mucous membranes. 
D) lysozyme and other enzymes. 
E) all of these. 
A) urine. 
B) the symbiotic microorganisms already in the body. 
C) ciliated mucous membranes. 
D) lysozyme and other enzymes. 
E) all of these.

Question 17

Atherosclerosis is now known to be a disease of inflammation.Which of the following oral bacteria can also be involved in this disorder?

Accepted Answer

A) Porphyromonas gingivalis 
B) Streptococcus mutans 
C) Lactobacillus spp 
D) Staphylococcus spp 
E) all of these 
A) Porphyromonas gingivalis 
B) Streptococcus mutans 
C) Lactobacillus spp 
D) Staphylococcus spp 
E) all of these

Question 18

Innate immunity is

Accepted Answer

A) the body's first line of defense. 
B) the body's second line of defense. 
C) the body's third line of defense. 
D) involved with the production of antibodies. 
E) associated with all of these. 
A) the body's first line of defense. 
B) the body's second line of defense. 
C) the body's third line of defense. 
D) involved with the production of antibodies. 
E) associated with all of these.

Question 19

The elimination of resident bacterial populations is

Accepted Answer

A) beneficial to animals. 
B) beneficial to opportunistic pathogens. 
C) difficult because they are resistant to antibiotics. 
D) unlikely because of their large numbers. 
E) all of these. 
A) beneficial to animals. 
B) beneficial to opportunistic pathogens. 
C) difficult because they are resistant to antibiotics. 
D) unlikely because of their large numbers. 
E) all of these.

Exam 38: Immunity

Which of the following is true of AIDS?

Pathogen associated molecular patterns (PAMPs)

Which of the following is (are) characteristic of acute inflammation?

Which of the following is true for the cell shown above?

The secretion of __________ causes the accumulation of fluid at the site of a wound.

The letter "A" in the above figure represents

Normal bacterial inhabitants of the human body

Which of the following is NOT involved in some way in the body's first line of defense?

Initially on activation, effector T cells secrete

Plaque is caused by many organisms but one of the main causes is

The most abundant of the circulating white blood cells are the

Antibodies are classified as

A new vaccine for two of the known causes of cervical cancer (HPV strains 16 and 18) is called

Antibodies can be produced against all of the following EXCEPT

Histamine

The barriers to invasion by microbes can involve

Atherosclerosis is now known to be a disease of inflammation.Which of the following oral bacteria can also be involved in this disorder?

Innate immunity is

The elimination of resident bacterial populations is

Invitation to Biology

Lifes Chemical Basis

Molecules of Life

Cell Structure and Function

A Closer Look at Cell Membranes

Ground Rules of Metabolism

Where It Startsphotosynthesis

Energy-Releasing Pathways

How Cells Reproduce

Meiosis and Sexual Reproduction

Observing Patterns in Inherited Traits

Chromosomes and Human Inheritance

Dna Structure and Function

From Dna to Protein

Controls Over Genes

Recombinant Dna and Genetic Engineering

The Macroevolutionary Puzzle

Emergence of Evolutionary Thought

Organizing Information About Species

The Origin and Evolution of Life

Viruses and Prokaryotes

Protists the Simplest Eukaryotes

Plants

Fungi

Animals: the Invertebrates

Animal Evolution the Chordates

Human Evolution: a Case Study

Plant Tissues

Plant Nutrition and Transport

Plant Reproduction

Plant Growth and Development

Animal Tissues and Organ Systems

Neural Control

Sensory Perception

Endocrine Control

Protection, Support, and Movement

Circulation

Respiration

Digestion and Human Nutrition

Maintaining the Internal Environment

Animal Reproductive Systems

Animal Development

Animal Behavior

Population Ecology

Community Structure and Biodiversity

Ecosystems

The Biosphere

Human Impacts on the Biosphere

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