Cristae are found in which of the following cell organelles?
A)Mitochondria
B)Nucleus
C)Cilia
D)Ribosomes
A)Mitochondria
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Which of the following statements regarding hormonal regulation of gastrointestinal function is TRUE?
A. The presence of fatty acids in the small intestine stimulates the secretion of the hormone secretin, which causes contraction of the gallbladder. B. The presence of fatty acids in the stomach stimulates secretion of CCK, which in turn stimulates enzyme secretion by cells in the antrum of the stomach. C. The presence of amino acids in the small intestine stimulates secretion of gastrin, which in turn stimulates HCl secretion by parietal cells. D. The hormone somatostatin stimulates the secretion of H+ into the lumen of the stomach. E. An increase of H+ in the small intestine stimulates secretion of the hormone secretin, which in turn stimulates HCO3- secretion by the pancreas.
The hormone that stimulates platelet formation is
A) thymosin. B) thrombopoietin. C) erythropoietin. D) colony-stimulating factor. E) endothelin.
After chopping wood for about 2 hours, on a hot but breezy afternoon, John stumbled into the house and immediately fainted. His T-shirt was wringing wet with perspiration, and his pulse was faint and rapid. Was he suffering from heat stroke or heat exhaustion? Explain your reasoning and note what you should do to help John's recovery.
What will be an ideal response?
Individuals may be drawn to individuals who exhibit a sense of charisma under which personality disorder discussed in the text?
A. Psychopathy B. Machiavellianism C. Narcissism D. None of the above