Pathophysiology Flashcards

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1
Q

Compensation

A

adjustments the body makes to correct imbalances

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2
Q

Pathophysiology

A

study of how diesease affect the function of the body

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3
Q

Adenosine Triphosphate (ATP)

A
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4
Q

Metabolism

A

conversion of glucose into ATP

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5
Q

Electrolytes

A

substance that when dissolved in water, separate into charged particles

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6
Q

Aerobic Metabolism

A

when there is a correct oxygen supply to the body, produces energy with minimal waste products

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7
Q

Anaerobic Metabolism

A

when glucose is metabolized without / not enough oxygen, which forces energy to excrete waste produces

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8
Q

Diffusion

A

moves oxygen across the thin membrane from alveoli to the capillaries

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9
Q

Permeability

A

ability to effectively transfer fluids and substances in and out of the cell

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10
Q

Homeostasis

A

regulated in the brain and is maintained through a balance of nervous system feedback and messaging

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11
Q

Neurotransmitters

A

chemical messengers that regulate functions

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12
Q

FiO2 (fraction of inspired oxygen)

A

the concentration of oxygen in the air we breath in

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13
Q

Patent

A

open / clear / free from obstruction airway

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14
Q

Tidal Volume

A

the volume of air moved in one cycle of breathing, 500ml

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15
Q

Minute Volume

A

the amount of air breathed in during each respirations multiplied by the number of breaths per minute

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16
Q

Dead air space

A

air that occupies space between the mouth and alveoli, 150ml

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17
Q

Medulla Oblongata

A

the seat of repiratory control

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18
Q

Pleural Space

A

the slight space between the lung tissue and chest wall

19
Q

Chemoreceptors

A

chemical sensors in the brain and vascular system the identify changing levels of oxygen and carbon dioxide

20
Q

Perfusion

A

regular supply of blood, delivery and removal of oxygen / wastes from a capillary

21
Q

Plasma Oncotic Pressure

A

the pull from large proteins in the plasma that pull water from the body into the bloodstream

22
Q

Hydrostatic Pressure

A

the pressure within a blood vessel that pushes water out into the body

23
Q

Stretch Receptors

A

sensors in the blood vessels that can identify / change the vessel diameter

24
Q

Systemic Vascular Resistance

A

the pressure inside the blood vessels that the heart has to pump against

25
Q

Preload

A

how much blood is returned to the heart prior to the contraction

26
Q

Contractlitility

A

the force of contraction

27
Q

Afterload

A

how much pressure the heart has to pump against (systemic vascular resistance)

28
Q

Cardiac Output

A

the amount of blood ejected from the heart in one minute

29
Q

V/Q Match

A

ventilation / perfusion match

30
Q

Hypoperfusion

A

inability of the body to adequately circulate blood to the body’s cells to supply them with oxygen and nutrients (also called shock)

31
Q

Hypovolemic shock

A

low blood volume - occurs when blood is lost from cardiovascular system or when there is dehydration

32
Q

Distributive Shock

A

blood vessel tone is lost, vessel lose ability to maintain a normal diameter

33
Q

Cardiogenic Shock

A

the heart fails to pump blood

34
Q

Obstructive Shock

A

blood is physically prevent from flowing; pneumothorax, pericardial tamponade, pulmonary embolism

35
Q

Compensated Shock

A

body temporarily makes adjustments to try and maintain normal function

36
Q

Decompensated Shock

A

when compensatory measures fail

37
Q

Dehydration

A

abnormally low amount of water in the body

38
Q

Edema

A

swelling associated with the movement of water into the interstitial space

39
Q

Meningitis

A

an infection of the protective layers of the brain and spinal cord

40
Q

Encephalities

A

an infection of the brain itself

41
Q

Hypersensitivtiy

A

an exaggerated response by the immune system to a particular substance (allergic reaction)

42
Q

Pulmonary Respiration

A

exchange of oxygen and carbon dioxide between the alveoli and circulating blood in the pulmonary capillaries

43
Q

Cellular Respiration

A

exchange of oxygen and carbon dioxide between cells and circulation blood