________ are stem cells that develop into osteoblasts
A) Osteoclasts
B) Osteocytes
C) Osteomedullary cells
D) Osteogenic cells
E) Osteoid cells
D
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Ketosis ________.
A. occurs as the concentration of ketones in the urine decreases B. may lead to alkalosis C. occurs when stored fats are rapidly degraded by the body D. stimulates an increased blood pH
Write two chemical equations that show how the bicarbonate buffer system compensates for acidosis and alkalosis and two equations that show how the phosphate buffer system that compensates for these imbalances.
Though you are an attentive parent, you lost track of your inquisitive toddler for a few minutes, just long enough for him to wander into the garage and open a package of insecticide that you use to control insects in your garden. You have no idea if any of the poison has been ingested, inhaled, or absorbed through his skin. You take the package away from your child and read under the "caution"
section that it is an anticholinesterase. Given that this poison was made for insects, not humans, should you be worried? Explain your answer. What would happen to the child if he has indeed been affected? Explain which type of synapses could be affected. Propose an antidote (it's OK if you don't remember a specific compound, just describe what type of effect may reverse the effects of the insecticide).
You and your fellow deep-sea scientists have discovered a new form of marine invertebrate, and are anxious to determine the similarities and differences to animals already characterized. Chemical analysis reveals the following concentrations of permeable cations:
Nernst equation: Eion = 61/z × log [ion]out/[ion]in
The beta cells of the pancreas produce __________.
A) digestive enzymes. B) renin. C) insulin. D) cortisol. E) glucagon.