Calcium

See also: Calcium, Vitamin D and Bone Density Parathyroid Glands Roles of Calcium Contraction of skeletal, cardiac and smooth muscle Blood clotting Control of nerve impulses Increases in the level of calcium cause depression...

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Paediatric Vital Signs

Age Heart rate (bpm) Respiratory rate (/min) Systolic blood pressure (mmHg) Under 4 months 110-160 30-39 60-80 4 months-2 years 100-149 25-34 70-90 2-5 years 80-119 20-29 90-129 5-12 years 70-119 20-29 90-129 Over...

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Potassium

The Basics 98% is intracellular Serum range 3.5 – 5 mmol/L K+ and H+ tend to vary together Most body secretion is in urine – from distal tubules Shifts K+ INSIDE cells Insulin Aldosterone...

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Sodium

Hyponatraemia Sodium levels are very closely linked to fluid levels, as sodium is an extracellular electrolyte. As opposed to potassium which is intracellular. Signs & Symptoms Neurological: Confusion Lethargy Seizures Coma Classification Hypovolaemic hyponatraemia...

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Swiss Cheese Model

Introduction The Swiss Cheese Model of accident causation is a way of thinking about how negative outcomes occur. The model was developed in the business and aviation industries to help reduce negatives outcomes and...

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