HLTH week 1 terminology Flashcards

1
Q

diagnosis

A

the identification of a specific disease through the evaluation of sings, symptoms, and lab reports; more than one factor is needed for diagnosis

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2
Q

etiology

A

is concerned with the causative factors of a disease

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3
Q

idiopathic

A

when the cause of the disease is unknown

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4
Q

iatrogenic

A

when the cause of a disease is known

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5
Q

predisposing factor

A

the tendencies that promote the development of a disease; may indicate high risk but not certain development

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6
Q

prophylaxis

A

a measure designed to preserve health and prevent the spread of disease

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7
Q

pathogenesis

A

the development of the tissue changes related to a specific disease

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8
Q

acute

A

short term and obvious disease

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9
Q

chronic

A

a gradual development of disease that persists for a long period

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10
Q

insidious

A

gradual

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11
Q

subclinical state

A

when some conditions of pathologic changes occur before they are obvious

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12
Q

latent

A

silent stage when no clinical signs are evident

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13
Q

prodromal period

A

early period of a disease when one is aware of change but the signs are non specific

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14
Q

manifestations

A

the clinical evidence of effects of disease

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15
Q

signs

A

obvious to not just the individual with the disease

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16
Q

symptons

A

more subjective feelings

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17
Q

lesion

A

a specific local change in the tissue

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18
Q

syndrome

A

a collection of both signs and symptons

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19
Q

remissions

A

mark the course of progress; aka exacerbations

20
Q

precipitating factors

A

a condition that may trigger an acute episode such as a seizure

21
Q

complications

A

secondary problems that arise after the disease begins

22
Q

sequelae

A

the potential unwanted outcomes of the primary conditions

23
Q

convalescence

A

the period of recovery

24
Q

prognosis

A

the probability of recovery or other outcomes

25
morbidity
the disease rates within a specific group
26
morality
the number a deaths resulting from a particular disease
27
epidemiology
the science of tracking the pattern of disease
28
incidence
the number of new cases noted within a stated time period
29
prevalence
the number of new and old or existing cases
30
epidemics
a higher than expected number of cases within a given area
31
communicable diseases
infections that can spread
32
atrophy
the decrease of cell size
33
hypertrophy
the increase in the size of individual cells
34
hyperplasia
an increased number of cells
35
metaplasia
when one mature cell type if replaced by a different mature cell type
36
dysplasia
related to tissues when the cells vary in shape and size
37
anaplasia
refers to undifferentiated cells with variable nuclei
38
neoplasm
indicates new cell growth and is commonly a tumor
39
2 types of defence mechanisms
specific or nonspecific
40
first line of defence
a nonspecific mechanical barrier such as skin or a mucous membrane; blocks the entry of bacteria and harmful substances into the tissue
41
second line of defence
nonspecific processes of phagocytosis and inflammation
42
phagocytosis
the process by which neutrophils and macrophages engulf and destroy bacteria, cell debris, or foreign matter
43
third line of defence
the specific mechanisms that offer protection through unique antibodies or sensitised lymphocytes
44
apoptosis
programmed cell death
45
how do cells communicate with each other?
by chemicals or by forming protein channels between cells
46
telomeres
prevent the shortening of chromosomes, increasing cell life