The __________ is a dome-shaped muscle that separates the thorax and abdomen, and is necessary for breathing.
Fill in the blank(s) with the appropriate word(s).
diaphragm
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Which of the following hormones may lead to acromegaly if hypersecreted after closure of the epiphyseal plates?
A) cortisol B) parathyroid hormone C) insulin D) growth hormone E) epinephrine
Which of the following conditions could allow a cell to become depolarized?
A) [X+]i> [X+]o B) Change in permeability to [X+] C) Membrane potential = equilibrium potential D) All of the above
The primary nutrient source for early embryonic development that later becomes an important site for blood formation is the
A) amniotic fluid. B) placenta. C) basal decidua. D) umbilical vein. E) yolk sac.
the _________ valve is located between the right atrium and the right ventricle.
tricuspid aortic semilunar pulmonary semilunar mitral