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1) a resting heart rate of less than 60 beats per minute is identified as ________.
2) bowel and bladder control involve spinal reflex pathways that are located in the
sacral region of the spinal cord. in both instances, two sphincter muscles, an inner
sphincter of smooth muscle and an outer sphincter of skeletal muscle, control the
passage of waste out of the body. how would completely severing the spinal cord at the
lumbar level affect an individual's bowel and bladder control?
3) julia is breathing 14 times per minute, with a tidal volume of 520 ml and a dead
space of 152 ml. lyle is breathing 15 times per minute, with a tidal volume of 400 ml
and a dead space of 175 ml. which patient has better alveolar ventilation?
4) graph the effects of changing ph on enzyme activity. in humans, what is the ph for
optimal activity of most enzymes?
5) compare the flow rates (q) of tubes one and two, assuming the following parameters:
tube one: p = 30, r = 3, l = 20. tube two: p = 60, r = 4, l = 10.
6) ________ are fixed macrophages located in the epithelia of the skin.
7) the outer layer of the adrenal gland is called the ________.
8) the membrane proteins that provide for support of the cell membrane and allow for
cells to connect to each other are ________.
9) mean arterial pressure is (indirectly/directly) proportional to ________ and
(indirectly/directly) proportional to ________.
10) the female gonads are called ________.
