BIOL 3-5 Flashcards Preview

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Flashcards in BIOL 3-5 Deck (20)
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1
Q

Inflammation

A

Tissue response to limit spread of injury

2
Q

Types of inflammation

A

Acute - vasoconstriction

Chronic - WBC’s

3
Q

Anti-inflammatory drugs

A

NSAIDS - pain=aspirin

Glucocorticoids - fever= paracetamol

4
Q

Oedema

A

Excess fluid in interstitial tissue

5
Q

Fluid pressures in/out cell

A

INTO - plasma pressure (IPP)

OUT - capillary pressure (OCP)

6
Q

Types of tissue repair

A

Regeneration - cell regenerates

Replacement - cell replaced with connective tissue

7
Q

Types of cells (LSP - do, can, don’t)

A

Labour - do replicate
Stable - can replicate
Permanent - donor

8
Q

Phases of healing

A

Inflammation (prepares)
Proliferation (builds)
Remodelling (shrinks)

9
Q

Pathogenesis of atherosclerosis

A

High LDLs
Fat streaks
Plaque accumulation
Atheroma (degeneration)

10
Q

Aneurysm

A

Blood filled pocket attached to vessel

11
Q

Types of hypertension (3)

A

Primary - no cause
Secondary - underlying disease
Malignant - progressing

12
Q

Define thrombus

A

Blood clot

13
Q

Haemorrhage

A

Internal bleeding

14
Q

Thrombus pathogenesis

A

Injury > clotting > prevention

15
Q

What is Virchow Triad

A

Factors that promote a thrombus

16
Q

Virchow triad factors

A

Change in…
Wall
Flow
Composition

17
Q

Pharmacological management of conditions

A

Anti-platelet — aspirin (inhibits function)
Anti-coagulant — heparin (inhibits fibrin)
Fibrinolytic —RTPA (breaks down)

18
Q

Myocardial oxygen consumption MVO2

A

More work = more oxygen needed

19
Q

Myocardial ischemia

A

Insufficient oxygen for demands

20
Q

Types of myocardial ischemia

A

Part blockage = angina

Full blockage = myocardial infarction (heart attack)