(STRAIGHTERLINE A&P II) CORRECT
ANSWERS
, Viscosity of Blood? - ANSWERtwice as thick as water
How long does it take for a drop of blood to circulate through the entire system? -
ANSWER20-60 seconds
What is the composition of Blood - ANSWER55% plasma, 45% formed elements,
What are the fucntions of blood? - ANSWER-Moves regulatory and processed
molecules, gasses, waste, and nutrients
-Regulats pH and osmosis process
-Maintain body temperature
-Protect against foreign substances
-Assist in clotting
What is the composition of plasma? - ANSWER91% water
7% proteins
2% other solutes
What proteins are found in blood plasma? - ANSWERalbumin, globulins, fibrinogen
What solutes are found in blood plasma? - ANSWERIons, nutrients, waste products,
gasses, regulatory substances
What are two blood disorders - ANSWERAnemia and sickle-cell disease
What is sickle-cell disease? - ANSWERan abnormal red blood cell that has a crescent
shape and an abnormal form of hemoglobin
What is anemia? - ANSWERa decrease in the oxygen-carrying ability of the blood
How much blood does the heart pump per minute? - ANSWER~5 1/4 Quarts per minute
What are action potentials? - ANSWERSequence of electrical changes when a nerve
membrane receives a stimulus that exceeds a threshold
What is depolarization? - ANSWERLoss of an electrical charge on the surface of a
membrane
What is Repolarization? - ANSWERGain of electrical charge on the surface of a
membrane