Temperature-regulating mechanisms are not 100% effective
Indicate whether the statement is true or false
T
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If a person was suffering from severe hyperkalemia, you would expect
A) The potassium ion concentration of the interstitial fluid to be less than normal. B) The membrane potential of nerves and muscles to be more negative. C) Skeletal muscles to be unresponsive and the heart muscle would undergo cardiac arrest. D) Muscle weakness and increased strength of twitch contractions. E) both A and D
Match the function or term with the appropriate organic molecule.A. CarbohydratesB. LipidsC. ProteinsD. Nucleic acidsCellulose
Fill in the blank(s) with the appropriate word(s).
Both the cardiac plexus and the ________ plexus consist of postganglionic sympathetic axons from the thoracic sympathetic trunk ganglia and preganglionic axons from the vagus nerve.
Fill in the blank(s) with the appropriate word(s).
Limited branching of preganglionic axons allows for
A. local and discrete activation. B. mass activation. C. rapid changes in numerous structures at once.