Online Exam Q&A Flashcards

1
Q

What is the immediate response to injury

A

Blood vessels disrupted, immediate but very transient vasoconstriction of local arterioles to slow blood flow and prevent excess blood loss

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2
Q

What happens during the inflammatory response

A

Decreased blood flow, decreased O2 supply to tissues, cell necrosis, release of powerful enzymes from lyosomes such as histamine and serotonin, increased vasodilation in local capillary bed.

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3
Q

What are the 5 cardinal signs

A

Heat, redness, pain, swelling, loss of function

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4
Q

Characteristics of neutrophils

A

Works at low O2 levels, appear after 90 mins, lifespan of 10 hours, attracted to area by chemotaxis

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5
Q

Characteristics of macrophages

A

About 5 hours post injury, arrive in vast numbers, lifespan of 40 hours, act on larger debris

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6
Q

What does phagocytosis help to do

A

To clear damaged tissue area of debris like dead cells

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7
Q

What’s the proper name for capillary budding and what does it do

A

Angiogenesis

Brings O2 and nutrients to area

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8
Q

Characteristics of granular tissue

A

Looks granular
Capillaries easily broken
Has highly permeable walls which allow fluids,plasma proteins and cells to leak out
Allows O2 to diffuse out into local tissue

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9
Q

What do fibroblasts and fibroclasts do?

A

Fibroblasts create new tissue

Fibroclasts break it down

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10
Q

What are main things to happen in the remodelling stage?

Timeframe
Fibroblasts activity
Collagen fibres

A

May last 12/12
Fibroblasts activity decreases
Collagen fibres mature and thicken

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11
Q

What are the rough timings for
Inflammatory phase
Repair phase
Remodelling phase

A

0-72 hrs
24hrs-10 days
Few days to 12/12

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12
Q

Signs of ringworm

A

Small ring like red scaly itchy patch of skin

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13
Q

Signs of athletes foot

A

Warm humid dark conditions

Foot burns and is itchy dry

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14
Q

Signs of jock itch

A

Dumb and tight clothing

More common in males

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15
Q

Signs of swimmers itch

A

Rash is itchy and raises lumps within 12 hrs

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16
Q

Signs for eczema and dermatitis

A

Caused by irritant or allergen
Red itchy scaly skin
Avoid emollient

17
Q

What does SCALD stand for in relation to burns

A
S-ize 
C-ause 
A-ge 
L-ocation 
D-epth
18
Q

What is hypertension

Signs and symptoms

A

High blood pressure
Above 140 diastolic over 90 systolic

Shortness of breath, headache
Swelling of ankles
Sweating

19
Q
5 complications of high blood pressure 
A
S
H
K
V
A
Atherosclerosis 
Stroke
Heart failure
Kidney disease 
Vision problems
20
Q

Sudden cardiac death-

Relates to which other heart condition

A

Relates to arythmia

Left. Entry cal doesn’t have time to fill- reduces the amount of blood being delivered to organs

21
Q

Types of Angina and what is it

A

Stable- partial block of the artery

Unstable- blood clot that blocks or partially blocks the artery supplying the heart

22
Q

Shock s&s

A
Pale and cool skin
Nausea 
Increase in HR
Increase in breathing rate
Drop in Bp- late stage
23
Q

What are the 3 main types of shock and their characteristics

Hyo
Ana
Neur

A

Hyovolemic- from revere blood and fluid loss
Anaphylactic- allergic reaction
Neurogenic- loss of automatic nervous system or fear

24
Q
Definitions for breathing
Bradpnea
Cyanosis 
Hyperventilate 
Hypoventolate
Hypoxia
Hypoxaemia
Tachypnoea
A

Bradpnea- less than 12 breaths per min
Cyanosis- discolouration of skin due to lack of oxygen to blood
Hyperventilate-deep and rapid ventilation
Hypoventolate- shallow and slow breathing
Hypoxia- inadequate O2 levels in cells
Hypoxaemia- low O2 levels in blood
Tachypnoea- more than 20 breaths per min

25
Q

What do inhalers prevent

A

Reduce the chronic inflammation, taken every day, reduce long term inflammation

26
Q

What is pneumothorax

A

Air is trapped between lung and chest wall