I am nervous
I am confused
I am agitated
100
Which food group is more calorie dense? Alcohol or Carbohydrate?
Alcohol 26.8kJ/g
Carbohydrate 16.7kJ/g
100
CT brain shows crescent-shaped hyper dense lesion spanning entire right convexity that crossed cranial sutures and involves the falx cerebri but does not cross the midline. Most likely diagnosis?
Subdural haematoma
100
Which hormone is responsible for clinical findings of thenar warmth and redness and spider nevi?
Oestrogen
200
Cell type and function
Oligodendrocytes - maintenance of myelin sheath in CNS
Bonus Q:which cell type is responsible for maintenance of sheath in PNS?
200
Which region does the trochlear nerve leave the brain?
Midbrain
200
What is the first line pharmacological management of irritable bowel syndrome and it's mechanism of action?
Psyllium husk, bulk forming laxative
300
What is the innervation and function of this muscle?
300
80yo female brought to GP by husband. He states she has been progressively getting worse in cognitive function (memory, activities of daily living). Upon physical examination, you ind exaggeration of deep tendon reflexes. Her MHx includes hypertension and diabetes. She does not have a history of alcohol abuse or depression. What is the most likely DDx?
Vascular dementia
300
8yo boy presents with persistent headache. He is afebrile and has an ataxic gait. CT shows cerebellar masses. Histology is given below. What is the most likely diagnosis?
Medulloblastoma
Homer Wright rosette
In retinoblastoma, Flexner-wintersteiner rosettes are seen (clear center)
400
Patient presents with wrist drop and complains of paresthesia of his first three fingers plus exactly half his ring finger. Fracture of the humerus with medial or lateral displacement will result in the following pathology?
Lateral displacement 
400
Stroke patient's MRI is shown below. What are the likely artery blocked, brain area affected and symptoms of presentation?
Anterior cerebral artery, frontal lobe and altered mental status, impaired judgement, contralateral weakness, contralateral cortical sensory deficits, urinary incontinence
400
Diponectin is secreted from white adipocytes. What is a function of this hormone?
Increases insulin sensitivity, basal metabolic rate and reduces inflammation through inhibition of the release of pro-inflammatory cytokines