Answer:
See explanation
Explanation:
Fossil records contain an extensive detail of the evolution of various species on earth which have been preserved in the remains of these organisms or imprints that organisms that existed long ago must have left in sedimentary rocks.
Fossil records basically tell us about the past. They tell us about the species that once existed on earth. They also tell us how long these species existed and how the were related to other species.
This information help us to work out how these organisms lived and the environment where they lived.
Answer:
prolongs the anesthetic effect of the drug
Explanation:
The epinephrine acts as a vasoconstrictor agent to some local anesthetic drugs. The systemic absorption slows down with the addition of 5 micrograms per mL of epinephrine. The epinephrine enhances the anesthetic effect of the drugs. It act as a adjuvant in local anesthetic drugs. The adjuvant increases the effect of immune response. The epinephrine also act as drug for anaphylactic reaction during emergency. The dopamine receptors are present in CNS. The epinephrine is not involved in lowering blood pressure and low heart beat. The epinephrine stimulates secretion of prostaglandins.
Thus, option B is correct. So, the addition of epinephrine to some local anesthetic drugs <u>prolongs the anesthetic effect of the drug.</u>
Answer:
When are lung transplants performed?
When the body's lungs are destroyed or the lungs have a disease on them and need to be transplanted immediately.
What are the risks of lung transplants?
The body may reject these lungs rendering them useless.
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