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NEW QUESTION 24
A 43 year old woman has fallen from a horse and has paralysis of the legs She has full movement at the shoulder and wrist but is unable to flex or abduct/adduct her fingers What is the most likely vertebral level of the spinal injury1?
- A. T1/T2
- B. C7/T1
- C. C5/C6
- D. C4/C5
- E. C6/C7
Answer: B
NEW QUESTION 25
You are discussing physiology of the body compartments and distribution of body water while teaching nurse practitioners.
Which extracellular fluid compartment is most likely to contain the most water?
- A. Bone
- B. Dense connective tissue
- C. Plasma
- D. Interstitial fluid
- E. Transcellular
Answer: D
NEW QUESTION 26
A 55 year old woman is found to have clinical and biochemical features of cholestatic jaundice. You think her jaundice might be caused by one of her medications.
Which medication is the most likely cause of her jaundice?
- A. Thyroxine
- B. Aspirin
- C. Co-amoxiclav
- D. Paracetamol
- E. Phenytoin
Answer: C
NEW QUESTION 27
A patient presents with muscle spasms caused by hypocalcaemia Which substance is used to adjust (or an abnormality in the calcium level?
- A. Vitamin D
- B. Phosphate
- C. Chloride
- D. Albumin
- E. Sodium
Answer: D
NEW QUESTION 28
A 75 year old man is concerned about having frequent chest infections He is a heavy smoker and you explain to him that this can affect the normal mechanism of mucociliary clearance of microorganisms and pollutants What type of cell is primarily responsible for this method of pathogen clearance?
- A. Club cells
- B. Acinar cells
- C. Columnar epithelial cells
- D. Mast cells
- E. Goblet cells
Answer: C
NEW QUESTION 29
A patient presents with muscle spasms caused by hypocalcaemia What is the most likely physiological response to this abnormality?
- A. Decreased renal excretion of phosphate
- B. Increased parathyroid secretion
- C. Increased calcitonin secretion
- D. Decreased secretion of calcium from bone
- E. Decreased vitamin D synthesis
Answer: B
NEW QUESTION 30
You are discussing the different muscles within the medial thigh and movements at the hip joint with a medical student. Which muscle within this compartment is most likely to be involved in hip extension?
- A. Adductor magnus
- B. Gracilis
- C. Pectineus
- D. Adductor longus
- E. Adductor brevis
Answer: A
NEW QUESTION 31
A 28 year old woman presents to the ED after taking an overdose of amitriptyline. Her ECG shows a broad complex tachycardia Blockade of what type of ion channel is most likely to have occurred?
- A. Cyclic nucleotide-gated channels
- B. Sodium channels
- C. Gap junction channels.
- D. Calcium channels
- E. Potassium channels
Answer: B
NEW QUESTION 32
A 21 year old woman attends with an earring becoming lodged in the lobule of her ear You decide to perform a nerve block to allow removal of the earring Which nerve are you most likely to need to block?
- A. Lesser occipital
- B. Posterior auncular branch of facial
- C. Auriculotemporal
- D. Greater auricular
- E. Auricular branch of vagus
Answer: D
NEW QUESTION 33
A 54 year old man presents with an incised wound to the anterior compartment of his lower leg Exploration of the wound identifies a complete transection at the origin of the tibialis anterior muscle What associated motor deficit of the toot is most likely in this patient?
- A. Plantarflexion and inversion
- B. Dorsiflexion and eversion
- C. Dorsiflexion and inversion
- D. Plantarflexion and eversion
- E. Plantarflexion
Answer: B
NEW QUESTION 34
A 24 year old woman is admitted to your observation ward with a sudden onset headache. Her CT showed no abnormality and you decide to perform a lumbar puncture What is the next structure the needle will puncture after going through the skin and subcutaneous fat?
- A. Dura
- B. Ligamentum flavum
- C. Interspmous ligament
- D. Supraspinous ligament
- E. Epidural space
Answer: D
NEW QUESTION 35
An 80 year old man presents with abdominal pain and diarrhoea He is diagnosed with Clostridium difficile colitis. What is the most likely cause of the toxic effects of this bacteria?
- A. Endotoxin
- B. Necrotoxin
- C. Cytotoxin
- D. Tetrodotoxm
- E. Haemotoxm
Answer: C
NEW QUESTION 36
A 68 year old man with a history of Addison's disease presents having recently been diagnosed with a urinary tract infection He is hypotensive, tachycardic and clammy His biochemistry shows hyponatraemia and hyperkalemia.
Which hormone imbalance best explains his biochemical abnormalities?
- A. Cortisol deficiency
- B. Beta lipotropin excess
- C. Mineralocorticoid deficiency
- D. Adrenocorticotropic hormone excess
- E. Glucocorticoid deficiency
Answer: C
NEW QUESTION 37
A patient with major trauma requires a central line. They have right sided neck and chest burns You decide to insert a left subclavian central line.
Which complication is more likely to occur during this procedure on the left in comparison to the right?
- A. Perforation of the oesophagus.
- B. Injury to the thoracic duct ID.
- C. Pneumothorax
- D. Injury to the phrenic nerve
- E. Injury to the recurrent laryngeal nerve
Answer: B
NEW QUESTION 38
A 50 year old man presents with hypoglycaemia You decide to give him intramuscular glucagon Which organ is most affected by this treatment to increase blood sugar levels?
- A. Pancreas
- B. Liver
- C. Ileum
- D. Adrenal
- E. Kidney
Answer: A
NEW QUESTION 39
A 40 year old woman with history o! anorexia, presents with sudden onset of confusion, loss of balance and a wide based gait. Which medication is most likely to be prescribed in the early stages of her treatment?
- A. Ascorbic acid
- B. Cyanocobalamin
- C. Vitamin D
- D. Thiamine
- E. Glutathione
Answer: D
NEW QUESTION 40
A 70 year old woman presents to the ED with symptoms and signs suggestive of sepsis Her BP is 80/40 You think her low BP is because of a drop in the systemic vascular resistance Which type of blood vessels are most likely implicated in causing her hypotension?
- A. Venules
- B. Capillaries
- C. Arteries
- D. Veins
- E. Arterioles
Answer: E
NEW QUESTION 41
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