The second statement best explains the type of blood vessel and the function of these vessels' valves - <span>These are veins, which prevent the backflow of blood because the walls have little muscle to pump blood back to the heart.
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Veins are large blood vessels which carry blood back to the heart. <span>Veins have a system of valves to prevent back-flow.</span>
Muscles are connected to the bones through tendons
You experience an increase in the level of body fat and a decrease in muscle mass tooo
Answer:B
Explanation:
These are pathogens found in every one but are being fought off by the immune system....Individuals with low immune are immediately attacked by the pathogens
The state of being famous. This is the general definition.
Correct answer choice is :
A) Almost every part of your body
Explanation:
whether sitting in a very workplace all day or moving material in a warehouse active smart ergonomics will facilitate staff keeps healthy. If left untreated ergonomic issues may result in muscle and joint injuries. Consistent with the national safety council factors that contribute to poor ergonomics embrace operating in awkward positions having a poorly set-up workstation overexerting yourself once lifting pushing or pulling and sitting for too long in one position. Ergonomics is that the science of planning work processes and instrumentation for workers and will be thought-about once their square measure injuries complaints workers turnover or absence from work. One technique of resolution for ergonomic drawback or criticism is to regulate the employee's digital computer.
