Deck 6: Mechanisms of Disease

Question 1

An example of a malignant tumor that arises from epithelial tissue is

A) osteoma
B) melanoma
C) adenoma
D) lymphoma

Answer 1

melanoma

Question 2

An infectious disease that affects a large number of people worldwide is described as

A) endemic
B) pandemic
C) epidemic
D) idiopathic

Answer 2

pandemic

Question 3

Which of the following is a symptom?

A) a red rash
B) a headache
C) a pain in your chest
D) both B and C

Answer 3

both B and C

Question 4

Another name for the latent stage in an infectious disease is the _____ stage.

A) etiology
B) communicable
C) incubation
D) pathogenic

Question 5

Another term for the word neoplasm is

A) tumor
B) parasite
C) inflammation
D) degeneration

Question 6

Which type of pathogen can be classified based on its reaction to Gram stain?

A) bacterium
B) virus
C) prion
D) protozoon

Question 7

Which of these factors is not a mechanism of disease?

A) degeneration
B) inflammation
C) infection
D) malnutrition

Question 8

Which of these factors is not a risk factor?

A) autoimmunity
B) lifestyle
C) stress
D) preexisting condition

Question 9

Athlete's foot is caused by a

A) bacterium
B) virus
C) protozoon
D) fungus

Question 10

Mad cow disease is caused by a

A) bacterium
B) virus
C) prion
D) protozoon

Question 11

Organisms that are called microbes include

A) fungi
B) bacteria
C) protozoa
D) all of the above

Question 12

An example of a benign tumor that arises from connective tissue is

A) osteoma
B) melanoma
C) adenoma
D) lymphoma

Question 13

The pathogenic animal most likely to be a vector is a(n)

A) arthropod
B) nematode
C) roundworm
D) flatworm

Question 14

Which of the following pathogens are considered nonliving?

A) protozoa
B) viruses
C) bacteria
D) All of the above are considered living.

Question 15

Which type of pathogen can be classified by whether it has RNA or DNA as its nucleic acid?

A) bacterium
B) virus
C) prion
D) protozoon

Question 16

Which of the following is a sign?

A) a red rash
B) a headache
C) a pain in the chest
D) both B and C

Question 17

Bacteria that are rod-shaped are called

A) cocci
B) spiral
C) bacilli
D) rickettsia

Question 18

An example of a benign tumor that arises from epithelial tissue is

A) osteoma
B) melanoma
C) adenoma
D) lymphoma

Question 19

Which type of pathogen is a microscopic living organism that does not have a nucleus?

A) bacterium
B) virus
C) prion
D) protozoon

Question 20

An example of a malignant tumor that arises from connective tissue is

A) osteoma
B) melanoma
C) adenoma
D) lymphoma

Question 21

Which of these is not a diagnostic imaging method used to detect cancer?

A) radiography
B) magnetic resonance imaging
C) laser therapy
D) computed tomography

Question 22

A collection of signs and symptoms of a disease can be called a syndrome.

Question 23

One sign of measles is the rash that it sometimes causes.

Question 24

The mosquito is necessary for the spread of

A) HIV
B) West Nile virus
C) severe acute respiratory syndrome (SARS)
D) mad cow disease

Question 25

A disease with an undetermined etiology is called idiopathic.

Question 26

In infectious diseases,the latent stage is also called the incubation period.

Question 27

Inflammation mediators include all of the following except

A) antibodies
B) histamines
C) prostaglandins
D) kinins

Question 28

The movement of white blood cells in response to a chemical attractant released during the inflammatory response is called

A) edema
B) inflammatory exudate
C) chemotaxis
D) phagocytosis

Question 29

The fungus that causes athlete's foot is a parasite,and the person who has the condition is the host.

Question 30

An epidemic usually involves more people than a pandemic.

Question 31

HIV cannot be spread by

A) sharing drinking fountains
B) sexual contact
C) the birth process
D) All of the above can spread HIV.

Question 32

Risk factors increase the likelihood of contracting a disease.

Question 33

One sign of the flu is that the patient feels tired all the time he or she has it.

Question 34

Pathophysiology is the organized study of the physiological process associated with disease.

Question 35

Abnormal,undifferentiated tumor cells are often produced by a process called

A) hyperplasia
B) anaplasia
C) metastasis
D) edema

Question 36

The terms endemic and epidemic mean the same thing.

Question 37

A symptom is an objective abnormality that can be seen or measured by someone else.

Question 38

A syndrome is a

A) collection of signs and symptoms
B) disease that lasts for a long time
C) disease that lasts for a short time
D) set of subjective abnormalities that are felt only by the patient

Question 39

Which of these bacteria are considered obligate intracellular parasites?

A) streptococci
B) staphylococci
C) Escherichia coli
D) chlamydia

Question 40

Which of the following is not an example of a chronic inflammatory disease?

A) arthritis
B) asthma
C) chronic bronchitis
D) All of the above are examples of chronic inflammatory disease.

Question 41

Another word for a neoplasm is a tumor.

Question 42

Viruses and prions are considered nonliving.

Question 43

Rickettsia is an example of a small bacterium.

Question 44

Flagellates,sporozoa,and nematodes are examples of protists that cause disease.

Question 45

A number of human diseases are caused by a special type of microbe called archaea.

Question 46

One of the unique characteristics of bacteria is their lack of a nucleus.

Question 47

Fungal infections are also called mycotic infections.

Question 48

A lymphoma is more likely to spread than a lipoma.

Question 49

Streptomycin,penicillin,and acyclovir are examples of antibiotics used to fight bacterial infection.

Question 50

The transmission of West Nile virus requires a vector.

Question 51

The spread of Lyme disease by a tick is an example of a disease spread by an arthropod vector.

Question 52

With effort,all risk factors for a disease can be avoided.

Question 53

One of the unique characteristics of viruses is their use of only RNA as a nucleic acid.

Question 54

The spread of a tumor to another part of the body is called metastasis.

Question 55

Malignant tumors are less likely to spread than benign tumors.

Question 56

Bacilli are round bacteria that can be found singly,in pairs,or in strings.

Question 57

Both yeasts and molds are considered fungi.

Question 58

A fluke is a type of flatworm.

Question 59

Gram staining is used as a method to classify viruses.

Question 60

Increasing age is a risk factor in all diseases.

Question 61

Histamines and prostaglandins are two examples of inflammation mediators.

Question 62

The risk of contracting all cancers increases with increasing age.

Question 63

A disease can be described as a fluctuation in the homeostasis of the body that goes beyond what is considered a normal fluctuation.

Question 64

Because of the advances in medicine,pandemics are less common than they once were.

Question 65

A biopsy is the removal of a piece of the neoplasm to determine whether it is benign or malignant.

Question 66

A prognosis is a statement regarding the likely outcome of a disease.

Question 67

For a cancer patient,cachexia is a positive prognostic sign.

Question 68

A melanoma is an example of a sarcoma.

Question 69

The terms etiology and pathogenesis are interchangeable.

Question 70

The decrease in permeability in the blood vessel walls allows white blood cells and water to more easily leave the bloodstream.

Question 71

Carcinogens are substances that affect genetic activity in some way.

Question 72

Fever is detrimental to the body's immune system and should be treated aggressively to return the body to a more normal temperature.

Question 73

A malignant tumor that arises from connective tissue is usually called a sarcoma.

Question 74

An osteoma is more likely to spread than an osteosarcoma.

Question 75

A broken leg would be considered a traumatic mechanism of disease.

Question 76

An increased amount of chemotaxis can lead to an increased amount of pus in an area of inflammation.

Question 77

A malignant tumor that arises from epithelial tissue is usually called a carcinoma.

Question 78

The inflammatory response has four primary signs: redness,heat,swelling,and pain.

Question 79

The difference between an acute and chronic disease is the length of time the disease lasts.

Question 80

An increase in inflammatory exudate being carried through the lymphatic system causes the lymph nodes to enlarge.