Addiction, stress or having a horrible life so they smoke to relieve stress which causes addiction and peer pressure which also sucks u in and causes addiction
Answer:
a. True
Explanation:
Endothelial cells
These cells are found in all the parts of the circulatory system , these are about a cell thick , and composes a wall known as the edothelium , which lines all the blood vessels , i.e. , the arterioles , veins , capillaries , arteries , venules .
Beneath the endothelial cells , there is a layer of smooth muscle cells .
Answer:
the amount of surfactant inside the alveoli
Explanation:
Answer: HDLs are antiatherogenic lipoproteins....
Explanation:
The anti-atherogenic effect of HDL occurs, above all, because of its properties to carry lipids, mainly cholesterol esters from peripheral tissues to the liver, which is known as reverse cholesterol transport(RCT). However, other protective actions of HDL, in addition to RCT, have been described in several experimental models and epidemiological studies. These actions include antioxidant protection, mediation of cholesterol efflux, inhibition of the expression of cell adhesion, leukocyte activation, regulation of blood coagulation and platelet activity.
