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What is the name of this specimen ? This sample taste salty Hardness = 2.5    

What is the luster ? Streak = reddish-brown Hardness = 1.5-6

What is the mineral composition of this rock? (Note: This specimen reacts with acid)   Hardness = Less then 5.5 

What is the name of this specimen ? Streak= white to gray hardness = 2.5-3  

What is the name of this specimen? (Note: The specimen reacts to acid)  Streak = white Hardness = 3 

Changes in chemistry and temperature within capillary beds that cause changes in capillary blood flow are referred to as _____________________________________.

Which blood pressure reading occurs when the ventricles are filling?

Areas of the spleen containing large aggregations of lymphocytes are known as  

Changes in O2, CO2 and pH are monitored by_________________.

A sphygmomanometer is used to measure _____________________.