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If an electrical stimulus of 500pA (pico amps) to a neuron is enough to produce an action potential with an amplitude of 100mv, what would a stimulus of 1,000 pA (twice as strong) do to that same neuron?

Please explain what is happening to Na+ and K+ channels and ions in each stage of this figure. Please also explain what is meant by the absolute vs. relative refractory period. Please limit your response to 2-6 sentences.

Inhibitory post synaptic potentials differ from excitatory postsynaptic potentials most significantly in their

Epigenetics is

A patient asks the nurse about taking calcium supplements to avoid hypocalcemia. The nurse will suggest that the patient follow which instruction?

A patient who is being treated for dehydration is receiving 5% dextrose and 0.45% normal saline with 20 mEq/L potassium chloride at a rate of 125 mL/h. The nurse assuming care for the patient reviews the patient’s serum electrolytes and notes a serum sodium level of 140 mEq/L and a serum potassium level of 3.6 mEq/L. The patient had a urine output of 250 mL during the last 12-hour shift. Which action will the nurse take?

The nurse is assessing a child’s capillary refill time. This can be accomplished by doing what?

A practical nursing student is caring for a post-surgical client receiving IV fluids and antibiotics through a smart infusion pump. The student is reviewing safe practices with the instructor.Which statement by the student indicates the need for further instruction about using smart pumps?

At the start of class, Professor Stevens tells students that she wants to measure how many pages of notes they take during class. At the end of the class, Professor Stevens finds that the students have taken a remarkable amount of notes—clearly more than they usually would have. Which of the following is of concern for Professor Stevens?

Financial frictions affect aggregate demand.  How so?