Body Fluid Compartments - Quiz 1 Flashcards Preview

Summer 2020 - Physiology 2 - Renal > Body Fluid Compartments - Quiz 1 > Flashcards

Flashcards in Body Fluid Compartments - Quiz 1 Deck (57)
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1

What is the normal Daily Intake of Water?

2100 mL Ingested + 200 mL Metabolized = 2300 mL/Day

2

What is the normal amount of Water Loss per day?

2300 mL/Day

Insensible - 700 mL

Sweat - 100 mL

Feces - 100 mL

Urine - 1400 mL

3

What are the different Body Fluid Compartments?

Extracellular - Interstitial & Blood Plasma

Intracellular

Trans-Cellular - 1-2 L
(CSF, Peritoneal, Pericardial, Synovial, Intraocular)

4

What electrolytes are mostly found in the Extracellular Compartment?

Sodium & Chloride

5

What electrolytes are mostly found in the Intracellular Compartment?

Potassium & Phosphate

6

The cell membrane is highly permeable to water, but not _______

The cell membrane is highly permeable to water, but not electrolytes

7

What is the Composition of Plasma & Interstitial (Extracellular) Fluids?

Highly Permeable Capillary Membrane

&

More Protein in Plasma d/t Low Membrane Permeability

8

What makes of most of the Plasma Nonelectrolytes?

Phospholipids > Cholesterol > Neutral Fat > Glucose

9

What is Gibbs Donnan Equilibrium?

When two solutions separated by a membrane have equal & opposite Chemical & Electrical Energies on each side. 

10

The Indicator-Dilution Method of measuring Compartment Volume is base on what principle?

Conservation of Mass

11

What is Osmotic Pressure?

Pressure applied in the opposite direction of Osmosis to prevent osmosis

12

What is the Total Osmolarity of each Body Fluid Compartment?

300 mOsm/L

13

Whats the Normal level of Sodium in the Extracellular vs Intracellular Compartment?

Extracellular: 139-142 mOsm/L

Intracellular: 14 mOsm/L

14

Whats the Normal level of Potassium in the Extracellular vs Intracellular Compartment?

Extracellular: ~4.0 mOsm/L

Intracellular: 140 mOsm/L

15

Whats the Normal level of Chloride in the Extracellular vs Intracellular Compartment?

Extracellular: 108 mOsm/L

Intracellular: 4 mOsm/L

16

Whats the Normal level of Magnesium in the Extracellular vs Intracellular Compartment?

Extracellular: 0.8 mOsm/L

Intracellular: 20 mOsm/L 

17

What conditions cause Hyponatremia?

Diarrhea

Vomiting

Diuretic Abuse

Addison's Disease

Excess ADH

18

What conditions cause Hypernatremia?

Inadequate ADH

Diabetes Insipidus

Dehydration

Aldosterone Secretion

19

What abnormality occurs when there is a Decreased Plasma Sodium & Decreased Extracellular Volume?

Hyponatremic Dehydration from Adrenal Insufficiency or Diuretic Abuse

20

What might cause Intracellular Volume to Decrease while Plasma Sodium & Extracellular Volume remains the same?

Hypernatremic Overhydration from Cushing's Disease or Primary Aldosteronism

21

Diabetes Insipidus & Excessive Sweating can cause ________ , Decreasing both Intracelllular & Extracellular Volumes

Diabetes Insipidus & Excessive Sweating can cause Hypernatremic Dehydration, Decreasing both Intracellular & Extracellular Volumes

22

What causes Hyponatremic Overhydration?

SIADH & Bronchogenic Tumors

23

What is the difference b/t Central Diabetes Insipidus & Nephrogenic Diabetes Insipidus?

Central: Lack of ADH

Nephrogenic: Kidneys can't respond to ADH

24

What Causes Intracellular Edema?

Inflammation

Depression of Cell Function

Cell malnutrition

Decreased Blood Flow

Ionic Pump Malfunction

25

What causes Extracellular Edema?

↑Capillary Pressure & Permeability

↓Plasma Proteins

Blockage of Lymph Return

26

What contributes to Increased Capillary Pressure?

Excessive Kidney Retention of Salt & Water

High Venous Pressure & Constriction

Decreased Arteriolar Resistance

27

What can cause an excess Salt & Water retention from the Kidneys?

Acute/Chronic Kidney Failure

&

Excess Mineralocorticoids

28

What causes High Venous Pressures & Constriction?

Heart Failure

Venous Obstruction

Venous Pump Failure d/t Paralysis & Valve Failure

29

What causes Decreased Arteriolar Resistance?

High Body Temp

Vasodilation

SNS Insufficiency

30

What causes Decreased Plasma Proteins?

Nephrotic Syndrome - Proteinuria

Burns

Wounds

Liver Disease

Malnutrition