General revision

Question 1

RCA which leads and territory

Answer 1

II, III, avF

inferior

Question 2

LAD which leads and territory

Answer 2

V1, V2, V3, V4

Anterior

Question 3

Circumflex - leads and territory

Answer 3

lateral

V5, V6, I, avL

Question 4

small bowel obstruction

signs and causes

Answer 4

central

no faeces

valvulae conniventes

causes: surgical adhesions and hernias

Question 5

winged scapular

which nerve damaged

which muscle does this innervate

which movement unable to do

Answer 5

Long thoracic nerve

serratus anterior

cant: protraction of shoulder girdle

Question 6

4 radiological features of oesteoarthritis

Answer 6

Loss of joint space

Oesteophytes

Subchondral cysts

Subchondral sclerosis

Question 7

word for small pupils

Answer 7

MIOSIS

Question 8

causes of respiratory acidosis

Answer 8

low pH and high Co2

COPD

Gullian barre

Opiates

Asthma

Question 9

Causes of respiratory alkalosis

Answer 9

hyperventilating due to:

Anxiety

pain (increased RR)

hypoxia

PE

Pneumothorax

Question 10

cause of metabolic alkalosis

Answer 10

High pH, High HC03 and high BE

reduced H+ ions leads to increased bicarb

GI loss of H+ ions - vomiting/ diarrhoea

Renal loss pf H+ - loop diuretics, HF, nephrotic syndrome, cirrhosis, Conn’s syndrome

Question 11

Cause of mixed resp and metabolic acidosis

Answer 11

low pH, high CO2 and low HCO3

cardiac arrest

multi-organ failure

Question 12

Causes of mixed resp and metabolic alkalosis

Answer 12

high pH, low CO2 and high HCO3

liver cirrhosis

hyperemesis gravidarum

excessive ventilation in COPD