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The medulla oblongata contains…

Match the brain region with its general function.

When an impulse arrives at the knob of the motor neuron, calcium… 

Fill in the blanks in the table, identifying prime movers, antagonists, and muscle actions. Prime mover and antagonist must be relevant to the action identified in the first column. Muscle action Prime mover (agonist) Antagonist foot dorsiflexion [agonist1] [antagonist1] [movement2] quadriceps femoris [antagonist2] [movement3] [agonist3] adductor group of the thigh

Short-answer: Write the words or phrases or sentences that correctly answers the question. What are the relative concentrations of sodium ions and potassium ions inside and outside of typical human cells? Which is higher outside the cell, and which is higher inside the cell?

Compare the values below. Which is greater, or are the two values equal? A. Number of nuclei in a skeletal muscle cell B. Number of nuclei in a smooth muscle cell

When an impulse arrives at the knob of the motor neuron, calcium… 

EXTRA CREDIT (2 points) List one similarity and one difference between the items listed below. If a term appears in parentheses after the pair, both your answers must be related to that term (e.g. if the term says “structure” your answer must relate to anatomy). Categorizations (e.g. “both are bones”) and locations are not acceptable as answers. Your answer must address something specific to the items you are comparing. Vague answers (e.g. “contains cells”) will receive less or no credit.  Skeletal muscle & cardiac muscle (structure)

Fill in the blanks in the table, identifying prime movers, antagonists, and muscle actions. Prime mover and antagonist must be relevant to the action identified in the first column. Muscle action Prime mover (agonist) Antagonist foot dorsiflexion [agonist1] [antagonist1] [movement2] quadriceps femoris [antagonist2] [movement3] [agonist3] adductor group of the thigh

Short-answer: Write the words or phrases or sentences that correctly answers the question. Briefly explain why skeletal muscle cells contain high amounts of creatine. Your answer should address the function of this molecule in muscle cells.