Which hormones are produced by the pancreatic islets that regulate blood glucose concentrations?
a. calcitonin and calcitriol
b. insulin and glucagon
c. leptin and resistin
d. cortisol and androgens
Ans: b. insulin and glucagon
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What is the layer of uterine mucosa shed in menstruation called?
A. Stratum basale B. Stratum functionalis C. Myometrium D. Perimetrium E. Stratum vasculare
Select the incorrect association
a. cochlear duct/endolymph b. malleus/inner ear c. organ of Corti/hair cells d. scala tympani/perilymph e. scala vestibuli/perilymph
Air flow through the smaller bronchioles can be adjusted by varying the contractile activity of the smooth muscle within their walls
Indicate whether the statement is true or false
Once inside the cells of the ascending limb, K+ and Cl? cross the basal membrane into the interstitial fluid by the process of ________.
A. active transport B. cotransport C. facilitated diffusion D. counter transport E. simple diffusion