What events occur with electrical impulses from the arterial ventricular node are transmitted to the entire ventricular systemthe bundle of his and the purkinje fibers transmit the electrical impulses from the arterioventricular node to the entire ventricular system. resulting in or contraction from the bottom of the heart?

Which set of characteristics best describes sedimentary rock? a) largest type of rock, made of organic matter, hardest type of rock b) often contains layers, forms near sources of water, contains fossils c) least abundant type of rock, made of other rocks, made mostly of minerals d) most abundant type in earth's crust, made of magma/lava, contains no fossils

Acommon kind of mechanical weathering is called

The fluid mosaic model of the membrane proposed that membranes