Small changes in _____________ will have a large impact on the heart's pumping effectiveness, while large changes in ___________ do not impact the effectiveness much
A.
afterload; preload
B.
preload; afterload
C.
contractility; preload
D.
afterload; contractility
E.
contractility; afterload
B
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Which bone is seen on sectional images articulating with the anterior talus?
A. calcaneus B. cuboid C. navicular D. third cuneiform E. first cuneiform
The parathyroid glands maintain adequate levels of blood calcium. This is accomplished through ________.
A) blocking the action of growth hormone B) targeting the bone and activating osteoclasts so that calcium will be released C) antagonizing the synthesis of calcitonin D) slowing the activity of tissues that require calcium for activity
The ________ is an expanded, saclike chamber at the base of the thoracic duct.
Fill in the blank(s) with the appropriate word(s).
Which cells of the parathyroid glands turn colorless when prepared with histological stains?
A) oxyphil cells B) chief cells C) C cells D) follicular cells