Chapter 40 Fluid And Electrolyte Flashcards

(44 cards)

0
Q

Acidosis

A

Condition characterized by a proportionate excess of hydrogen ions in the extracellular fluid, in which the pH falls below 7.35

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1
Q

Acid

A

Substance containing a hydrogen ion that can be liberated or released

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2
Q

Active transport

A

Movement of ions or molecules across cell membranes, usually against a pressure gradient and with the expenditure or metabolic energy

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3
Q

Agglutinin

A

An antibody that that causes a clumping of specific antigens

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4
Q

Alkalosis

A

Condition, characterized by a proportionate lack of hydrogen ions in the extracellular fluid concentration, in which the pH exceeds 7.45

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5
Q

Anions

A

Ion that carries a negative electric charge

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6
Q

Antibody

A

Immunoglobin produced by the body in response to specific antigen

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7
Q

Antigen

A

Foreign material capable of inducing a a specific immune response

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8
Q

Autologous transfusion

A

Occurs when a pt. Donates his or her own blood for a transfusion

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9
Q

Base

A

Substances that can accept or trap a hydrogen ion; synonym for alkali

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10
Q

Buffer

A

Substance that prevents body fluid from becoming overly acid alkaline

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11
Q

Cation

A

Ion that carries a positive electric charge

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12
Q

Colloid Osmotic Pressure

A

Pressure exerted u plasma proteins on permeable membranes in the body; synonym for oncotic pressure

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13
Q

Cross-Matching

A

Act of determining the compatibility of two blood specimens

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14
Q

Diffusion

A

Tendency of solutes to move freely throughout a solvent from an area of higher concentration to an area of lower concentration until equilibrium is established

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15
Q

Edema

A

Accumulation of fluid in extracellular spaces

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16
Q

Electrolytes

A

Substance capable of breaking into ions and developing an electric charge when dissolved in solution

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17
Q

Filtration

A

Passage of a fluid through a permeable membrane whose spaces do not allow certain solutes to pass; passage is from an area of higher pressure to one of lower pressure

18
Q

Hydrostatic Pressure

A

Force exerted by a fluid against the container wall

19
Q

Hypercalcemia

A

Excess of calcium in extracellular fluid

20
Q

Hyperkalemia

A

Excess of potassium in the extracellular fluid

21
Q

Hypermagnesemia

A

Excess of magnesium in the extracellular fluid

22
Q

Hypernatremia

A

Excess of sodium in the extracellular fluid

23
Q

Hyperphosphatemia

A

Above normal serum concentration of inorganic phosphorus

24
Hypertonic
Having a greater concentration than the solution with which it is being compared
25
Hypervolemia
Excess of plasma
26
Ion
Atom or molecule carrying an electric charge in solution
27
Isotonic
Having about the same concentration as the solution with which it is being compared
28
Osmolarity
Concentration of particles in a solution , or a solutions pulling power
29
Osmosis
Passage of a solvent through a semipermeable membrane from an area of lesser concentration to an area of greater concentration until equilibrium is established
30
pH
Expression of hydrogen ion concentration and resulting acidity of substance Normal range is achieved through 3 major homeostatic regulators of hydrogen ions: Chemical buffer system Respiratory mechanism Revel mechanisms
31
Solutes
Substance dissolved in a solution
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Solvents
Liquid holding a substance in solution
33
Typing
Determining a persons blood type
34
Total Body water
Refers to the amount of water which is 50% to 60% of body weight in a healthy person In which 35% - 40% is cell fluid 5% is plasma fluid 10% - 15% interstitial fluid
35
Fluid loss
Sensible and insensible losses. Sensible loss can be measured include loss during urination(micturition), defecation, and wounds Insensible can't be measured or seen and include fluid lost from evaporation through the skin and as water vapor from the lungs during respiration
36
Chemical buffer system
Three buffer system Carbonacid-sodium bicarbonate buffer system Phosphate buffer system Protein buffer system
37
Body fluids
Provide a medium for transporting nutrients to cells and waste from cells. Transporting substances such as hormones, enzymes, blood platelets, and red & white blood cells throughout the body Facilitate cellular metabolism and proper cellular chemical functioning Act as a solvent for electrolytes and no electrolytes Help maintain normal body temperature Facilitate digestion and promote elimination Act as a tissue lubricant
38
Intracellular / extracellular fluid
Intracellular all fluid within the cells making up 70% of the total body water or 40% of the adults body weight
39
Transcellular Fluid
Is a third unusual minor, compartment is the Transcellular fluids. It includes cerebrospinal, pericardial, synovial, intraocular, and pleural fluids as well as sweat and digestive secretions
40
Extracellular fluid
Extracellular is all the fluid outside the cells making up 30% of the total body water and 20% of the adults body weight. Can be found interstitial or intravascular Interstitial fluid that surrounds tissue cells and includes lymph Intravascular fluid or plasma is the liquid component of the blood
41
Fluid Balance
A persons intake should normally be approximately balanced by output or fluid loss ranges from 1500mL - 3500mL
42
Fluid losses
Sensible / insensible losses Sensible is through urination, defection, and wounds Insensible can't be measured or seen and include fluid lost from evaporation through skin and as water vapor from lungs during respiration
43
Homeostatic mechanisms
Almost every organ in the body assist the body in the homeostatic balance. Kidneys filter 180L of plasma daily and excreting only 1.5L of urine selectively retain electrolytes. Cardiovascular pumping and carrying nutrients and water throughout the body.