Most of the ATP required to power cellular operations is produced in the
A) cytoplasm.
B) endoplasmic reticulum.
C) nucleus.
D) mitochondria.
E) cilia.
D
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The metabolic events characteristic of the absorptive state can be attributed to the presence of large amounts of insulin in the blood, whereas the events of the postabsorptive state can be attributed largely to decreased insulin levels.
Answer the following statement true (T) or false (F)
During surgery to remove a metastasis from the posterior aspect of the left lung, the surgical field began to fill with a clear to milky fluid. Which of the following had most likely occurred?
A) The surgeon had penetrated the pleural cavity allowing its fluid to flow into the surgical field. B) The surgeon had penetrated the pericardial cavity allowing its fluid to flow into the surgical field. C) The surgeon had lacerated the thoracic duct. D) The surgeon had lacerated the right auricle of the heart. E) The surgeon had lacerated the left main bronchus.
As cardiac muscle is stretched, it contracts less forcibly.
Answer the following statement true (T) or false (F)
Increasing the GFR tends to increase the excretion rate of sodium
Indicate whether the statement is true or false.