The aorta is the most muscular and largest artery in the circulatory system. Its structure is directly related to its function of . A delivering a large volume of blood to the right and left lungs B delivering a large volume of high-pressure blood to the body C receiving large quantities of oxygen gas to be mixed with deoxygenated blood D receiving all of the deoxygenated blood from systemic circulation

Which of the following best reflects what we know about how the flu virus moves between species? a) the flu virus in a pig is mutated and replicated in alternate arrangements so that humans who eat the pig products can be infected.b) a flu virus from a human epidemic or pandemic infects birds; the birds replicate the virus differently and then pass it back to humans.c) an influenza virus gains new sequences of dna from another virus, such as a herpesvirus; this enables it to be transmitted to a human host.d) an animal such as a pig is infected with more than one virus, genetic recombination occurs, the new virus mutates, the virus is passed to a new species such as a bird, and the virus mutates again and can now be transmitted to humans.

To increase the amount of fibers in a muscle, you need to exercise at low intensity for increasingly longer periods of time.

Witch sequence of events that leads to an accidental injury? a.accident chain b.accident plan c.accidental injury d.hazard