Week 1 Flashcards

Define key terms (64 cards)

1
Q

Etiology

A

The cause of disease. Idiopathic means we don’t know.

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2
Q

Pathogenesis

A

Path= pathology genesis= beginning How does the disease start? Develop?

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3
Q

Prognosis

A

Chances for complete recovery. Predict permanent loss of function. Probability of survival.

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4
Q

Palliative

A

Treatments designed to relieve and manage symptoms. Often used for terminal illnesses.

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5
Q

Incidence

A

Number of new cases at a given time

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6
Q

Endoscopy

A

Non surgical: Technique of examining interior of body with flexible tube with a light

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7
Q

Laparascopy

A

Surgical: technique to examine structures within peritoneal cavity. (Small incision made in abdominal wall, often naval)

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8
Q

Functional disease

A

No morphological abnormalities yet body functions are disturbed

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9
Q

Structural changes can cause functional changes.

A

Easier to find structural disease that lead to functional changes: Cancer, arthritis. Sometimes disease doesn’t fit into one of the other (Depression). Hard to tell what causes it.

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10
Q

Health is a _____

A

continuum. Good healthSerious illness

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11
Q

Terminal meaning

A

Disease will end with death

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12
Q

Difference between prevalence and incidence

A

Incidence is the number of new cases, which is small than the prevalence which includes existing cases.

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13
Q

Epidemiology

A

The study of the occurrence, transmission, distribution, and control of disease.

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14
Q

Accuracy of a diagnostic test

A

Are the results of the tests an indication for what’s being measured

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15
Q

Precision of a diagnostic test

A

Ability of a test to provide the same result every time it’s used

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16
Q

Sensitivity of a diagnostic test

A

Ability of a test to be positive in the presence of disease

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17
Q

Specificity of a diagnostic test

A

Ability of a test ti be negative in the absence of disease

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18
Q

Why do they take BP a lot?

A

screening for early signs of disease. PAP screens for cervical cancer. Mammogram, colonoscopy, etc.

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19
Q

Sometimes we screen for ____ diseases because parents are carriers

A

genetic

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20
Q

Screening tests should be

A

inexpensive and non-invasive

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21
Q

Computed tomography (CT) scan

A

3d x-ray good for imaging internal organs. Ie lung cancer. Cons: high dose radiation

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22
Q

Magnetic resonance imaging (MRI)

A

Uses movement of hydrogen atoms to generate image within magnet: pros: does not use x-rays, sensitive cons: expensive, uncomfortable and long

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23
Q

Ultrasound

A

Uses sound waves to view soft tissue: pros: no radiation Cons: Needs to be superficial

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24
Q

Positron emission tomography (PET)

A

Radioactive material is injected into the patient, and then the patient is scanned to determine where the material has settled

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25
Cytology examines what
examining cells
26
histology examines what
examining tissue
27
Why are some disease not curable?
don't know cause Can't get at cause (nervous tissue encased in bone)
28
Any disturbance of structure or function of the body
Disease
29
Characteristic structural changes in organs and tissues (functional and organic)
Lesions
30
Study of structural and functional changes in body as a result of disease.
Pathology
31
Associated with structural changes: Heart disease is a good example. You can see these changes.
Organic (structural) disease
32
The cause of disease. Idiopathic means we don't know.
Etiology
33
Path= pathology genesis= beginning How does the disease start? Develop?
Pathogenesis
34
Symptoms: Reported by patient. Subjective. Most of a sore throat or a headache is a symptom, because you can't see the signs. Signs: Measurable and objective. If the throat was red and swollen it could be a sign of a sore throat.
Symptoms/signs
35
Chances for complete recovery. Predict permanent loss of function. Probability of survival.
Prognosis
36
How uncomfortable it makes you feel. Cold vs pneumonia.
Morbidity
37
Rates of death
Mortality
38
Treatments designed to relieve and manage symptoms. Often used for terminal illnesses.
Palliative
39
Number of total cases at a given time
Prevalence
40
Number of new cases at a given time
Incidence
41
Non surgical: Technique of examining interior of body with flexible tube with a light
Endoscopy
42
Surgical: technique to examine structures within peritoneal cavity. (Small incision made in abdominal wall, often naval)
Laparascopy
43
No morphological abnormalities yet body functions are disturbed
Functional disease
44
Easier to find structural disease that lead to functional changes: Cancer, arthritis. Sometimes disease doesn't fit into one of the other (Depression). Hard to tell what causes it.
Structural changes can cause functional changes.
45
Organism causing disease: BActeria
Pathogen
46
Collection of clinical signs and symptoms
Syndrome
47
continuum. Good healthSerious illness
Health is a \_\_\_\_\_
48
Disease will end with death
Terminal meaning
49
Incidence is the number of new cases, which is small than the prevalence which includes existing cases.
Difference between prevalence and incidence
50
The study of the occurrence, transmission, distribution, and control of disease.
Epidemiology
51
Are the results of the tests an indication for what's being measured
Accuracy of a diagnostic test
52
Ability of a test to provide the same result every time it's used
Precision of a diagnostic test
53
Ability of a test to be positive in the presence of disease
Sensitivity of a diagnostic test
54
Ability of a test ti be negative in the absence of disease
Specificity of a diagnostic test
55
screening for early signs of disease. PAP screens for cervical cancer. Mammogram, colonoscopy, etc.
Why do they take BP a lot?
56
genetic
Sometimes we screen for ____ diseases because parents are carriers
57
inexpensive and non-invasive
Screening tests should be
58
3d x-ray good for imaging internal organs. Ie lung cancer. Cons: high dose radiation
Computed tomography (CT) scan
59
Uses movement of hydrogen atoms to generate image within magnet: pros: does not use x-rays, sensitive cons: expensive, uncomfortable and long
Magnetic resonance imaging (MRI)
60
Uses sound waves to view soft tissue: pros: no radiation Cons: Needs to be superficial
Ultrasound
61
Radioactive material is injected into the patient, and then the patient is scanned to determine where the material has settled
Positron emission tomography (PET)
62
examining cells
Cytology examines what
63
examining tissue
histology examines what
64
don't know cause Can't get at cause (nervous tissue encased in bone)
Why are some disease not curable?