Calcium Regulation and Hypocalcemia Study Guide
This guide provides comprehensive information on fluid and electrolyte imbalances, focusing on calcium, magnesium, and phosphate. It covers their regulation, the pathophysiology, clinical manifestations, and medical and nursing management of conditions like hypocalcemia and hypomagnesemia. Topics include electrolyte composition, fluid movement, and the impact of imbalances on various body systems.
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Fluid and Electrolyte Nursing Care
Nursing Care of Fluid and Electrolyte Disorders
This lecture covers body fluid movement, electrolyte composition, and mechanisms for body fluid regulation.
- Electrolyte composition
- Osmosis
- Osmolality
- Osmotic pressure
- Tonicity
- Diffusion
- Facilitated diffusion
- Filtration
- Active transport
- Sodium-potassium pump
- Intravascular space
- Interstitial space
Fluid and Electrolyte Imbalances
Pathophysiology, manifestations, diagnosis, and treatment of fluid volume deficit and fluid volume excess.
- Fluid volume deficit
- Dehydration
- Hypovolemia
- Third spacing
- Fluid volume excess
- Circulatory overload
- Isotonic solutions
- Hypotonic solutions
- Hypertonic solutions
- Loop diuretics
- Potassium-sparing diuretics
- Nursing assessment
- Serum osmolality
- Hemodynamic pressures
Sodium and Potassium Imbalance Management
Manifestations, pathophysiology, and medical management of sodium and potassium imbalances including hyponatremia, hypernatremia, and hypokalemia.
- Hyponatremia
- Hypernatremia
- Hypokalemia
- Sodium imbalance pathophysiology
- Potassium functions
- Serum osmolality
- Antidiuretic hormone (ADH)
- Nursing management of electrolyte imbalances
- Medical management of sodium and potassium
Medical Management of Hypokalemia and Hyperkalemia
Nursing management and medical interventions for hypokalemia and hyperkalemia including potassium replacement protocols, nursing assessments, and manifestations of electrolyte imbalances.
- Hypokalemia medical management
- Oral potassium administration
- IV potassium replacement protocols
- Nursing responsibilities for potassium administration
- Hyperkalemia pathophysiology
- Hyperkalemia manifestations
- Digoxin toxicity risks
- Electrolyte monitoring
- Potassium replacement therapy assessments
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Medical Management of Hyperkalemia
Effects of potassium changes on ECG, cardiovascular activity, and medical management of hyperkalemia.
- Hyperkalemia
- Hypokalemia
- ECG changes
- Ventricular dysrhythmias
- Cardiac arrest
- Tall peaked T wave
- Wide QRS
- Insulin and D50 glucose
- Kayexalate
- Hemodialysis
- Calcium gluconate
- Albuterol inhalation
- Nursing management
- Potassium-rich foods
Calcium Regulation and Hypocalcemia
Calcium Regulation and Hypocalcemia
Calcium regulation involves parathyroid hormone, calicitriol, calcitonin, and acid-base balance to manage functions like muscle contraction, cardiac function, and blood clotting.
- Calcium regulation
- Parathyroid hormone
- Hypocalcemia
- Serum calcium levels
- Muscle contraction and relaxation
- Cardiac function
- Blood clotting
- Tetany
- Convulsions
- Risk factors for hypocalcemia
- Pathophysiology of hypocalcemia
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Management of Calcium, Magnesium, and Phosphate Imbalances
Hypocalcemia Clinical Manifestations and Signs
Hypocalcemia presents with CNS and MS symptoms such as tetany, carpopedal spasm, and Chvostek and Trousseau signs, alongside cardiovascular and respiratory complications.
- Hypocalcemia
- Tetany
- Carpopedal spasm
- Chvostek sign
- Trousseau sign
- Laryngospasm
- Hypotension
- Dysrhythmias
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Management of Calcium and Magnesium Imbalances
Medical and nursing management for hypocalcemia, hypercalcemia, and hypomagnesemia including diagnosis, pathophysiology, manifestations, and medications.
- Hypocalcemia
- Hypercalcemia
- Hypomagnesemia
- Calcium gluconate
- Calcitonin
- Bisphosphonates
- Hyperparathyroidism
- Neuromuscular excitability
- Cardiac membrane stabilization
- Bone resorption
- Serum calcium levels
- Chvostek and Trousseau signs
Magnesium and Phosphate Imbalances
Pathophysiology, manifestations, assessments, and medical and nursing management of hypomagnesemia, hypermagnesemia, hypophosphatemia, and hyperphosphatemia.
- Hypomagnesemia
- Hypermagnesemia
- Hypophosphatemia
- Hyperphosphatemia
- Magnesium sulfate administration
- Calcium gluconate
- Cardiac dysrhythmias
- Neuromuscular manifestations
- Renal insufficiency
- Diabetic ketoacidosis
- Refeeding syndrome
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