Chapter 8 patho
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Questions and Answers

What is the least severe clinical manifestation of hypovolemia?

  • Chest pain
  • Muscle weakness
  • Fever
  • Thirst (correct)

Which transport mechanism is stimulated by the binding of a substance to a transporter?

  • Facilitated diffusion (correct)
  • Active transport
  • Simple diffusion
  • Osmosis

What can cause cellular swelling to the point of rupture in hypernatremia?

  • Increased sodium excretion
  • Slow rehydration
  • Hypertonic solution infusion (correct)
  • Decreased water intake

Which hormone, produced in the hypothalamus, regulates fluid volume by controlling total body water excretion?

<p>ADH (B)</p> Signup and view all the answers

What are the manifestations of hypercalcemia?

<p>Confusion and irritability (D)</p> Signup and view all the answers

What is the stimulus for transport mechanisms based on chemical or electrical gradients?

<p>Active transport (B)</p> Signup and view all the answers

Which category of dehydration involves fluid shifts from intravascular to extravascular compartments?

<p>Hyponatremic dehydration (A)</p> Signup and view all the answers

In which dehydration category are there no fluid shifts?

<p>Isotonic dehydration (A)</p> Signup and view all the answers

Which ions are examples of cations?

<p>Na, Ca, H, K (D)</p> Signup and view all the answers

What manifestations are associated with hypophosphatemia?

<p>Muscle weakness, tremor, paresthesia (C)</p> Signup and view all the answers

Which ions are examples of anions?

<p>Cl, HCO3, SO4, PO4 (B)</p> Signup and view all the answers

What manifestations are associated with hypovolemia?

<p>Cardiac arrhythmia, hypotension (A)</p> Signup and view all the answers

What type of transport involves a carrier system moving particles across the membrane as an outcome?

<p>Cation exchange (A)</p> Signup and view all the answers

Which manifestation is associated with hypermagnesemia?

<p>Diminished reflexes (C)</p> Signup and view all the answers

What type of sodium concentration is considered hypernatremic?

<p>&gt;150mEq/L (B)</p> Signup and view all the answers

Which solution has the osmotic gradient directed outward, causing water to leave the cell?

<p>Hypertonic (C)</p> Signup and view all the answers

What are the manifestations of hyperkalemia?

<p>Flaccid paralysis (A)</p> Signup and view all the answers

What is the primary determinant of blood osmolality?

<p><strong>Sodium</strong> (A)</p> Signup and view all the answers

Which manifestation is associated with hypokalemia?

<p>Enhanced neuronmuscular irritability (D)</p> Signup and view all the answers

What is a treatment method for cirrhosis?

<p>Intravenous albumin (C)</p> Signup and view all the answers

Which condition involves fluid shifts from extravascular to intravascular compartments?

<p>Hypernatremia (B)</p> Signup and view all the answers

What is a clinical manifestation of hypernatremia?

<p>Restlessness and altered consciousness (A)</p> Signup and view all the answers

Which transport mechanism is stimulated by a concentration gradient?

<p>Osmosis (B)</p> Signup and view all the answers

Which electrolyte disorder involves hypertonic fluid loss?

<p>Hypernatremia (A)</p> Signup and view all the answers

What is the stimulus for transport mechanisms based on chemical or electrical gradients?

<p>Facilitated diffusion (A)</p> Signup and view all the answers

Which manifestation is associated with hypercalcemia?

<p>Constipation (A)</p> Signup and view all the answers

What can cause cellular swelling to the point of rupture in hypernatremia?

<p>Rapid rehydration (C)</p> Signup and view all the answers

Which ions are examples of cations?

<p>Sodium and Calcium (A)</p> Signup and view all the answers

Which transport mechanism is stimulated by a concentration gradient?

<p>Facilitated diffusion (B)</p> Signup and view all the answers

What is the primary determinant of blood osmolality?

<p>Electrolyte concentrations (D)</p> Signup and view all the answers

Which type of dehydration category involves fluid shifts from intravascular to extravascular compartments?

<p>Hyponatremic (B)</p> Signup and view all the answers

Which ions are examples of cations?

<p>Na, Ca, H, K (B)</p> Signup and view all the answers

What is the primary outcome of flow of water directed by osmotically active particles?

<p>Osmosis (D)</p> Signup and view all the answers

Which electrolyte disorder involves hypertonic fluid loss?

<p>Hypernatremia (D)</p> Signup and view all the answers

What type of transport mechanism is stimulated by a concentration gradient?

<p>Passive transport (D)</p> Signup and view all the answers

What are some manifestations of hypophosphatemia?

<p><em>Muscle weakness, tremor</em> (C)</p> Signup and view all the answers

What are the manifestations of hypermagnesemia?

<p>Tetany, seizures, cardiac arrhythmias, and weakness (C)</p> Signup and view all the answers

Which electrolyte disorder involves hypertonic fluid loss?

<p>Hyperchloremia (B)</p> Signup and view all the answers

What is the primary determinant of blood osmolality?

<p>Sodium (A)</p> Signup and view all the answers

What can cause cellular swelling to the point of rupture in hypernatremia?

<p>Hypotonic solution (C)</p> Signup and view all the answers

Which transport mechanism is stimulated by the binding of a substance to a transporter?

<p>Facilitated diffusion (A)</p> Signup and view all the answers

In which dehydration category are there no fluid shifts?

<p><em>Isotonic dehydration</em> (D)</p> Signup and view all the answers

What is the primary clinical manifestation of hypermagnesemia?

<p>Cardiac arrest (D)</p> Signup and view all the answers

Which treatment approach is commonly used for hypokalemia?

<p>Oral potassium supplements (C)</p> Signup and view all the answers

What is a common sign of hypocalcemia?

<p>Positive Chvostek's sign (A)</p> Signup and view all the answers

Which electrolyte disorder is associated with muscle twitching, cramps, and tetany?

<p>Hypocalcemia (D)</p> Signup and view all the answers

What is the primary cause of hypervolemia?

<p>Excessive sodium intake (D)</p> Signup and view all the answers

Which electrolyte imbalance can result from excessive vomiting?

<p>Hypokalemia (B)</p> Signup and view all the answers

What is a common symptom of hypernatremia?

<p>Confusion and lethargy (D)</p> Signup and view all the answers

What electrolyte imbalance can cause laryngospasm?

<p>Hypocalcemia (B)</p> Signup and view all the answers

What is the osmolality characteristic of a hypertonic solution?

<p>Higher than intracellular fluid osmolality (C)</p> Signup and view all the answers

What is a common treatment modality for cirrhosis to address ascites?

<p>Paracentesis (A)</p> Signup and view all the answers

What is the primary clinical manifestation of hypokalemia?

<p>Muscle weakness and cramps (D)</p> Signup and view all the answers

Which electrolyte imbalance can lead to enhanced neuromuscular irritability, anxiety, and laryngospasm?

<p>Hypophosphatemia (B)</p> Signup and view all the answers

What electrolyte disorder involves hypertonic fluid loss?

<p>Hypernatremia (A)</p> Signup and view all the answers

Which of these is a characteristic of extracellular distribution of Cl?

<p>5-7 mEq/L (A)</p> Signup and view all the answers

What is the outcome of energy moving particles against a gradient across the membrane?

<p>Active transport (A)</p> Signup and view all the answers

Which treatment approach is commonly used for hypervolemia?

<p>Fluid restriction (C)</p> Signup and view all the answers

What manifestations are associated with hypermagnesemia?

<p><strong>Muscle weakness</strong>, <strong>hypotension</strong>, confusion, muscle cramps (A)</p> Signup and view all the answers
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