The neuron plasma membrane is approximately _______ times more permeable to potassium ions that to sodium ions.
Fill in the blank(s) with the appropriate word(s).
50-100
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In aging women, the reduction in bone strength known as ________ is often caused by a combination of inactivity, low dietary calcium intake, and diminished circulating estrogen levels.
Fill in the blank(s) with the appropriate word(s).
The most active phagocytic cells in circulating blood are
A) neutrophils and macrophages. B) neutrophils and monocytes. C) monocytes and macrophages. D) lymphocytes and monocytes.
Identify the function of withdrawal reflexes.
a. Maintain constant length and tension of a muscle and thus maintain posture b. Protect muscles and tendons from damages caused by excessive tension c. Removes a body part from a painful stimulus
Which of the following is an example of procedural or implicit memory?
A. Reciting a poem B. Performing a choreographed dance C. Remembering your name D. Being afraid of snakes E. Locating Russia on a globe