Yes you have to stick a needle through it. To get it passed the epidermis.
gamma rays pass through the body by being absorbed by the skin and entering your body causing internal and external damage.
Skin is actually translucent, not opaque. So yes, a thin enough membrane of skin can pass light. The human hand is thin enough, if the flashlight is bright enough.
Alpha radiation, it's force is too weak to even penetrate the outer layer of dead skin. Beta and Gamma radiation can pass through, Beta has trouble passing through clothes whereas Gamma is able to go straight through the body.
Human skin is opaque - in that it lets a small amount of light pass through (like looking at a light through a sheet of white paper). The red colour comes from the minute blood vessels illuminated by the light passing through the skin.
allows light to pass through
x-rays
Water can pass through the skin; they have lungs
Stop taking heroin.
How about you don't do heroin crack baby
Water can pass through the skin; they have lungs
As it is broken down by the body its by products can leave through the skin, since it is part of the excretory system. But, as the original chemical compound, no. It is much too large a molecule to nake its way through all the structures of the skin that are designed to keep such things in.
yes no maybe? I don't know!
No, not true.Many toxins can pass through uncut skin.Always wear proper protection when handling toxic substances. Especially pesticides and heavy metals are dangerous.
Some animals that live on land have a skin that is so thin that gases can easily pass through it. We say that they have a permeable skin. Earthworms and amphibians have a skin which is permeable to gases. Plaice breathe through their skin.
gamma rays pass through the body by being absorbed by the skin and entering your body causing internal and external damage.
Skin is actually translucent, not opaque. So yes, a thin enough membrane of skin can pass light. The human hand is thin enough, if the flashlight is bright enough.
no skin couldn't be a semipermeable membrane because it doesn't allow any substances to pass through it...