MSFinals-3094
What is the neuronal factor that influences the velocity of action potential transmission?
Archives: Medical Student Finals
MSFinals-3095
An 82-year-old man attends the GP practice with his daughter, who is concerned about her father’s health and states that he has not been himself lately. For the past few months, he has had a reduced appetite and is spending most of his time in bed, despite waking up early each day. He is forgetting simple things like his grandson’s name, appointments and conversations he has recently had, and seems uninterested in most things. He denies any visual or auditory hallucinations. He has a medical history of well controlled hypertension. His wife passed away several years ago. He scores 20 on a Mini-Mental State Examination.
What is the most likely diagnosis?
MSFinals-3096
A 20-year-old apprentice is referred by his general practitioner with a query of bacterial meningitis. A computed tomography (CT) scan of the brain was normal. The patient complains of ongoing headache, photophobia and fever. A lumbar puncture (LP) is to be performed.
Which one of the following statements is correct with regard to performing an LP?
MSFinals-3097
A 70-year-old former miner is referred to the psycho-geriatrician by his general practitioner. His daughter is concerned over his increasingly poor memory and difficulty looking after himself particularly in the last month. Two years previously, he was well and an active member of the local Rotary Club. His past medical history includes a myocardial infarction aged 68 years, osteoarthritis of the knees and peripheral vascular disease.
On examination: bibasal fine inspiratory crepitations; right inguinal hernia; left renal bruit.
What is the most likely cause of this patient’s symptoms?
MSFinals-3098
A 67-year-old man is brought to the Neurology clinic by his wife because he has had 4 months of progressively worsening dysarthria, gait instability, intention tremor and memory loss. Electroencephalography (EEG) is performed and is significant for triphasic spikes, and cerebrospinal fluid (CSF) is obtained, which shows an elevated 14-3-3 protein. The patient’s clinical course continues to deteriorate, and he dies 7 months after his initial presentation. A researcher obtains permission to procure a brain biopsy specimen to confirm the diagnosis and contribute to a repository of similar diseases.
What secondary structure would the researcher expect to find in the abnormal brain tissue?
MSFinals-3099
A 16-year-old boy spends the night out with his buddies, drinking 7 pints of beer and a few shots of whiskey. He dozes off in his friend’s kitchen with his arm hanging over the back of a chair. The next morning, he experiences tenderness in his right armpit area and is unable to straighten his fingers. What other symptom is he likely to exhibit with this injury?
MSFinals-3100
A 67-year-old gentleman is admitted following a fall with a painful right knee. He has a history of osteoarthritis and atrial fibrillation (AF). Prior to admission, he was independent and living alone. While in the Emergency Department, he gives a history of falling on his knee. Staff reported an incident of urinary incontinence while in their care. No seizure activity was reported. While on the ward, he becomes sleepy but arousable. Later in the night, the nurses state he is no longer opening his eyes to voices and is making incomprehensible noises.
What is the most important potential diagnosis which requires exclusion?
MSFinals-3068
A 65-year-old man presents to your GP Surgery with worry about an incident that occurred earlier in the day. He vaguely describes experiencing epigastric discomfort, followed by a tingling sensation down his arms and the scent of cooking bacon. Additionally, he reports feeling generally unwell. He did not lose consciousness during the episode. Upon further questioning, he mentions having experienced similar symptoms before. You observe that he has a medical history of ischaemic heart disease and had a stroke four months ago.
What is the most probable diagnosis for this patient?
MSFinals-3069
Through which opening is the structure transmitted that passes through the base of the skull?
MSFinals-3070
Which nerve is most commonly injured in conjunction with shoulder dislocation?