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85 Cards in this Set
- Front
- Back
Normal pH range of the body.
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7.35 to 7.45
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Normal PCO2 (partial pressure of Carbon dioxide) in blood
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35 to 45 mm Hg
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Normal HCO3 (Bicarbonate) levels
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24 to 28 mEq/L
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Normal PaO2 Value
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80 to 100 mm Hg
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Normal SaO2 Value
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95 to 100%
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respiratory acidosis
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A condition characterized by an increased hydrogen ion concentration (pH less than 7.35) with an increase in PCO2 (>45 mm Hg)
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A condition characterized by an increased hydrogen ion concentration (pH less than 7.35) with an increase in PCO2 (>45 mm Hg)
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respiratory acidosis
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Respiratory Alkolisis
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A condition characterized by an increased pH (>7.45) with a decrease in PCO2 (>35 mm Hg)
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A condition characterized by an increased pH (>7.45) with a decrease in PCO2 (>35 mm Hg)
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Respiratory Alkolisis
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Metabolic Acidosis
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Condition characterized by an increased concentration of hydrogen ions (pH below 7.35) or a decrease in bicarbonate concentration (HCO3) less than 28 mEq/L
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Condition characterized by an increased concentration of hydrogen ions (pH below 7.35) or a decrease in bicarbonate concentration (HCO3) less than 28 mEq/L
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Metabolic Acidosis
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Arterial blood gases test
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Measures oxygen and carbon dioxide in the blood. Assesses pH, partial pressure of oxygen, partial pressure of carbon dioxide, saturation of oxygen, and bicarbonate.
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Metabolic Alkalosis
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Condition characterized by a blood pH above 7.45 or an increase in bicarbonate concentration (HCO3) greater than 28 mEq/L
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Condition characterized by a blood pH above 7.45 or an increase in bicarbonate concentration (HCO3) greater than 28 mEq/L
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Metabolic Alkalosis
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ABG Values of
pH < 7.35 PaCO2 > 45mm Hg Indicates what condition |
Respiratory Acidosis
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ABG Values of
pH > 7.45 PaCO2 < 35 mm Hg |
Respiratory Alkalosis
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ABG Values of
pH < 7.35 HCO3 < 24 m/Eq/L Indicates what condition |
Metabolic Acidosis
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ABG Values of
pH > 7.45 HCO3 > 28 mEq/l |
Metabolic Alkalosis
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ABG Values of
pH 7.31 PaCO2 54 HCO3 24 mEq/l PaO2 62 Indicates what condition |
Respiratory Acidosis
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ABG Values of
pH 7.49 PaCO2 40 HCO3 42 PaO2 80 Indicates what condition |
Metabolic Alkalosis
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Measures oxygen and carbon dioxide in the blood. Assesses pH, partial pressure of oxygen, partial pressure of carbon dioxide, saturation of oxygen, and bicarbonate.
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Arterial blood gases test
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What are the systems that regulate acid-base balance in the body?
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Buffer Systems, Respiratory Regulation of Acid Base Balance and Renal control of hydrogen ion concentration.
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Causes of Respiratory Acidosis
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Hypoventilation or or any condition that depresses ventilation. Brain injury, chest injuries, emphysema, COPD, Asthma, Pneumonia, Overdose of barbituates, sedatives. Crush injury, penetrating wounds, blunt force
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What acid-base imbalance is caused by hypoventilation or or any condition that depresses ventilation. Brain injury, chest injuries, emphysema, COPD, Asthma, Pneumonia, Overdose of barbituates, sedatives. Crush injury, penetrating wounds, blunt force
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Respiratory Acidosis
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Causes of Respiratory Alkalosis
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Hyperventilation, can be triggered by fear, anxiety, fever, pain, rapid mechanical ventilation, hypoxia at high altitudes. Overstimulation of the respiratory center, salicylate poisoning, brain tumors, meningitis, encephalitis and Pulmonary embolus.
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What acid-base imbalance is caused by Hyperventilation - can be triggered by fear, anxiety, fever, pain, rapid mechanical ventilation, hypoxia at high altitudes. Overstimulation of the respiratory center, salicylate poisoning, brain tumors, meningitis, encephalitis and Pulmonary embolus.
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Respiratory Alkalosis
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Causes of Metabolic Acidosis
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Kidney disease, Diabetes, diarrhea, diuretics.
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What acid-base imbalance is caused by Kidney disease, Diabetes, diarrhea, diuretics.
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Metabolic Acidosis
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Causes of Metabolic Alkalosis
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Excessive ingestion of antacids and milk, TPN of sodium bicarbonate, Loss of gastic fluids from vomiting or suctioning.
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What acid-base imbalance is caused by Excessive ingestion of antacids and milk, TPN of sodium bicarbonate, Loss of gastic fluids from vomiting or suctioning.
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Metabolic Alkalosis
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Signs & Symptoms of Metabolic Alkalosis
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Irritability, confusion, Tetany-like symptoms, Hyperactive reflexes, hypoventilation, shallow breathing
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Irritability, confusion, Tetany-like symptoms, Hyperactive reflexes, hypoventilation, shallow breathing could indicate which acid-base imbalance?
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Metabolic Alkalosis
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Signs & Symptoms of Metabolic Acidosis
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Headache, lethargy, confusion, anorexia, nausea, vomiting, diarrhea, abdominal discomfort, coma, dysrhythmias, deep and rapid respirations (kussmaul respirations)
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Headache, lethargy, confusion, anorexia, nausea, vomiting, diarrhea, abdominal discomfort, coma, dysrhythmias, deep and rapid respirations (kussmaul respirations)could indicate which acid-base imbalance?
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Metabolic Acidosis
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Respiratory Alkalosis signs and symptons
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Apprehension, hyperventilation, dizziness, palpitations, tetany-like symptons, hyperactive reflexes, positive chvostek sign, positive trousseau sign
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Apprehension, hyperventilation, dizziness, palpitations, tetany-like symptons, hyperactive reflexes, positive chvostek sign, positive trousseau sign could indicate which acid base imbalance
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Respiratory Alkalosis
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Respiratory Acidosis signs and symptons
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Hypotension, heart block, prolonged PR interval, tachycardia, weak thready pulse, warm flushed skin, rapid shallow respirations, papillidema, Elevated ICP, head ache, drowsiness, altered mental status, seizures, coma
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Hypotension, heart block, prolonged PR interval, tachycardia, weak thready pulse, warm flushed skin, rapid shallow respirations, papillidema, Elevated ICP, head ache, drowsiness, altered mental status, seizures, coma could indicate which acid base imbalance
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Respiratory Acidosis
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The measure of acid and base strength.
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pH or potential hydrogen
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Atom bearing an electrical charge
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Ion
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Basic substance of matter
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Element
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Solution that has a higher molecular concentration than the cell; also called a hyperosmolar solution
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Hypertonic solution
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Chemical reaction wherein the bonding between atoms in a molecule is broken and simpler products are formed
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decomposition
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Combination of atoms of two or more elements
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compound
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Ion bearing a negative charge
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anion
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any substance that in a solution yields hydrogen ions bearing a positive charge
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acid
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Ability of a membrane to permit substances to pass through it
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permeability
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atoms of the same element that unit with each other
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molecule
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Fluid consisting of the plasma in the blood vessels and the lymph in the lymphatic system
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intravascular fluid
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Fluid outside of the cells; includes intersticial, intravascular, synovial, cerebrospinal, and serous fluids; aqueous and virtreous humor, and endolymph and perilymph.
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Extracellular Fluid
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Chemical reaction when two or more atoms called reactants bond and form a more complex molecular product.
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Synthesis
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joined with oxygen
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oxidized
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diffusion from a region of higher concentration to a region of lower concentration
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osmosis
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process of fluids and the substances dissolved in them being forced through the cell membrane by hydrostatic pressure
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filtration
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Solution that has a lower molecular concentration than the cell; also called hypo-osmolar solution
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hypotonic solution
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detectable accumulation of increased interstitial fluid
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edema
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smallest unit of an element that still retains the properties of that element that cannot be altered by any chemical change
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atom
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condition characterized by an excessive loss of hydrogen ions from a solution
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alkalosis
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ion bearing a positive charge
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cation
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anything that occupies space and possesses mass
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matter
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concentration of solutes per liter of cellular fluid
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osmolarity
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product formed when an acid and a base react with each other
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salt
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atoms of the same element that have different atomic weights
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isotopes
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fluid within the cells
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intracellular fluid
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element or compound that, when dissoved in water or another solvent, dissociates (separates) into ions
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electrolyte
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In a solution, liquid or gas, movement of molecules from an area of high molecular concentration to one of low molecular concentration
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diffusion
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condition characterized by an excessive number of hydrogen ions in a solution
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acidosis
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substance that when dissociated produces ions that will combine with hydrogen ions
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base
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diffusion used to separate molecules out of a solution by passing them through a semipermeable membrane
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dialysis
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Measurement of the total concentration of dissolved particles per kilogram of water
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osmolality
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Fluid in tissue spaces around each cell
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Intersticial fluid
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Administration of fluids, electrolytes, nutrients, or medications by the venous route
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intravenous
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Rupture of red blood cells due to osmosis
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hemolysis
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Equilibrium; consistency of body fluids
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Homeostasis
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Normal resiliency of skin
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Turgor
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Membrane that allows passage of only certain substances
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semipermeable membrane
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pressure exerted against the cell membrane by the water inside a cell
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osmotic pressure
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seepage of fluid into the interstitial tissue as a result of accidental dislodgement of the IV needle from the vien
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infiltration
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condition wherein more water is lost from the body than is replaced
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dehydration
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substance that attempts to maintain pH range or hydrogen ion concentration in the presence of added acids or bases
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buffer
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measurement of levels of oxygen, carbon dioxide, pH, partial pressure of oxygen, partial pressure of carbon dioxide, saturation of oxygen, and bicarbonate in arterial blood
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Arterial blood gases
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substances combined in no specific way
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mixture
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solution that has the same molecular concentration as does the cell; also called isosmolar solution
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isotonic solution
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Pressure that a fluid exerts against a membrane; also called filtration force.
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Hydrostatic pressure
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decreased oxygen level in the blood
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Hypoxemia
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