Most of the ATP generated as a consequence of oxidative breakdown of glucose comes from
a. substrate-level phosphorylation associated with glycolysis.
b. substrate-level phosphorylation associated with the citric acid cycle.
c. oxidative phosphorylation associated with the electron transport chain.
d. none of the above
C
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The iliopsoas, sartorius, and rectus femoris are all in the anterior group of muscles that move the femur.
Answer the following statement true (T) or false (F)
Which of the following statements concerning peptide hormones is incorrect?
a. Peptides are synthesized by the endoplasmic reticulum-Golgi complex system. b. Peptides circulate largely bound to plasma proteins. c. Peptides bind to surface receptors of their target cells. d. Peptides exert their effect largely by means of second-messenger systems. e. Peptides are released by exocytosis upon appropriate stimulation.
The presence of Herring bodies is an identifying characteristic of the:
a. Adrenal cortex b. Adrenal medulla c. Islets of Langerhans d. Parathyroid gland e. Posterior pituitary gland
How are thoracic vertebrae 11 and 12 different from the other vertebrae?
A) There are two foramina on vertebrae 11 and 12. B) The transverse processes do not have facets that articulate with the tubercles of the ribs. C) The orientation of the articular processes is different from all the other thoracic vertebrae. D) The spinous processes are directed parallel with the centrum.