What is a synergist?
A. The main muscle of the synergist to perform the action
B. A muscle that has the same action
C. A muscle that holds an origin stable for another muscle
D. A muscle that has the opposite action
Answer: B
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Which layer of the uterine wall is sloughed off during menstruation?
A. Perimetrium B. Epimetrium C. Myometrium D. Basal layer of endometrium E. Functional layer of endometrium
In the science fiction movie The Abyss, a diver is able to breathe while his head is immersed in a specially prepared liquid pumped into a water-tight helmet attached to a suit, thus allowing him to dive without an air tank and at greater depths than possible for scuba divers. Is this purely fiction, or is it at least theoretically possible? Explain, considering the nature of alveoli and alveolar
gas exchange. Assuming it is possible, describe the composition and nature of the liquid in terms of its oxygen pressure and concentration. What will be an ideal response?
A bone lengthens
A) due to increased production of bone matrix by osteoclasts. B) as a result of cell division in the medullary cavity. C) as compact bone is deposited beneath the periosteum of the diaphysis. D) as a result of increased activity within the epiphyseal plate.
The hormone released from the kidneys that promotes the production of RBC is____
Fill in the blank(s) with the appropriate word(s).