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In an experiment, an electrode is placed into an axon and used to measure the membrane potential of the axon.  When an action potential is generated, the following graph was recorded.  Which of the following statements is true concerning the graph?

The patient requires antibiotics prior to the scheduled surgical procedure.  The medication arrives in a 50mL IV bag to run over 30 minutes.  How many mL/hr will the nurse program into the infusion pump?

Which of the following statements is true about the resting membrane potential of a mammalian neuron?

The neurotransmitter _____________ is classified as a biogenic amine.  It is generally excitatory and cocaine abuse causes the reduction of its receptor in the brain.

Which of the following statements is false about an action potential?

___(1)___ bring internal and external stimuli information to the central nervous system while ___(2)___ send commands out of the central nervous system to control muscle or glands.

Order: Phenobarbitol 0.09 g PO QHS (at bedtime).  Given: 60mg tabs How many tabs will the nurse administer?  Provide numerical (number) answer only.

Triglycerides are absorbed by the ___(1)___  found in the villi of the small intestine.  Amino acids and carbohydrates are absorbed by the ___(2)___ found in the villi of the small intestine.

Order: Lovenox 60mg SQ Daily. Given: Lovenox 100mg/10mL How many mL will the nurse administer?

_____________ contains one-way valves that prevent the backflow of blood.  These vessels transport blood back to the heart.