Which of the following is a common cause of respiratory acidosis?
a) Loss of bicarbonate ions due to renal dysfunction
b) Loss of acid due to vomiting
c) Hyperventilation due to pulmonary disease
d) Hypoventilation due to emphysema
e) All of these are correct
d
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Which branch of a spinal nerve serves the deep muscles and skin of the posterior surface of the trunk?
a) Meningeal branch b) Rami communicantes c) Brachial plexus d) Posterior ramus e) Anterior ramus
Choose the correct steps of the cell cycle that follow centriole replication.
G2 -> S -> M G2 -> M -> S S -> G2 -> M S -> M -> G2 M -> G2 -> S
The muscles of mastication are all inserted on the maxilla.
Answer the following statement true (T) or false (F)
At peak levels of muscle exertion, the mitochondria can supply ________ of the energy required by the muscle
A) all B) 80 percent C) more than half D) only about one-third E) only about 10 percent