Electrolytes and Body Fluids — Flashcards

Flashcard 31: _____ ,125I-iothalamate, Thiosulfate and Inulin are used for measurement of ECF volume

Answer: 22Na

Flashcard 32: _____ in serum Mg2+ concentration cause increased PTH secretion

Answer: Mild decreases

Flashcard 33: _____ and 125I-albumin are used for measurement of Plasma Volume

Answer: Evans blue

Flashcard 34: Stimulation of hypothalamic osmoreceptors stimulates _____ and secretion of ADH

Answer: thirst

Flashcard 35: The _____ of a body fluid compartment depends on the amount of solute it contains

Answer: volume

Flashcard 36: _____ -lymph (inner ear) is characterized by high Na+ and low K+ concentration

Answer: Peri

Flashcard 37: In _____ water drowning, the chloride content of left heart is lower than that of the right heart and in case of salt water drowning, reverse situation is observed.

Answer: fresh

Flashcard 38: _____ is an ultrafiltrate of plasma

Answer: Interstitial fluid

Flashcard 39: Volume _____ refers to an increase in ECF volume

Answer: expansion

Flashcard 40: The total number of osmotically active particles is expressed in units called _____.

Answer: osmoles

Extra: Osmolarity is the concentration of osmotically active particles expressed as osmoles per liter (Osm/L). Osmolality is the concentration expressed as osmoles per kilogram of solvent (Osm/kg).