Practice CPSP FCPS I Paediatrics questions with answers and explanations.
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Gastrin is a gastrointestinal hormone that stimulates gastric acid secretion and mucosal growth.
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Erythropoietin is a renal hormone that stimulates red-cell production in bone marrow during hypoxia.
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Ovulation is release of a mature oocyte from the dominant follicle after the mid-cycle luteinising hormone surge.
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Primary haemostasis is formation of a platelet plug at a site of vascular injury.
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Vestibulo-ocular reflex is a reflex that stabilises gaze during head movement by producing compensatory eye movement.
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Frank-Starling mechanism is an increase in ventricular filling produces a stronger contraction within physiological limits.
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Glomerular filtration rate is the volume of plasma filtered by all functioning glomeruli per unit time.
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Surfactant is a phospholipid-rich substance that lowers alveolar surface tension and helps prevent collapse.
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Bohr effect is reduced haemoglobin affinity for oxygen in tissues with increased carbon dioxide or acidity.
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Insulin is a pancreatic beta-cell hormone that promotes glucose uptake and storage and lowers blood glucose.
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Aldosterone is a mineralocorticoid that increases renal sodium reabsorption and potassium secretion.
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Countercurrent multiplier is a loop-of-Henle mechanism that establishes the medullary osmotic gradient for urine concentration.
