Which of the following statements regarding lipid digestion and absorption is TRUE?
A. The presence of fatty acids in the stomach stimulates the secretion of secretin, which inhibits motility of the large intestine.
B. The presence of fatty acids in the duodenum stimulates the secretion of CCK, which in turn stimulates secretion of pancreatic enzymes.
C. The presence of fatty acids in the duodenum stimulates the secretion of secretin, which in turn stimulates contraction of the gallbladder.
D. The presence of fatty acids in the duodenum stimulates the secretion of gastrin, which in turn stimulates bile synthesis in the gallbladder.
E. The presence of fatty acids in the duodenum stimulates emptying of the stomach.
Answer: B
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Which is an accurate description of the cortical association areas?
A. They are all found in the parietal lobe of the cerebral cortex. B. They integrate multiple types of sensory information and are responsible for complex processing of sensory information. C. They are found deep in the cerebrum, surrounding the thalamus. D. They are the cortical locations where primary sensory information first arrives from specific ascending pathways. E. Their main input is sensory information arriving along neurons that project directly from the thalamus.
Leptin is a hormone produced by the
a) placenta. b) ovaries. c) testes. d) pituitary gland. e) adipose tissue.
Systemic arterial is less than tissue
Indicate whether the statement is true or false
At the end of meiosis I there are ________, whereas at the end of meiosis II there is/are ________
A) two diploid cells; four haploid cells B) two diploid cells; one diploid cell C) two diploid cells; one haploid cell D) two haploid cells; one diploid cell E) two haploid cells; four haploid cells