Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.
Did you know?
This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.
Did you know?
Earwax has antimicrobial properties that reduce the viability of bacteria and fungus in the human ear.
Did you know?
In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.
Did you know?
The average adult has about 21 square feet of skin.
Cutaway Drawing of Tholos, The So-called Treasury of Atreus
Embryonic Period
Embryonic Period
This table shows the growth of a crowd at a rally over a 3 h period.
If the period of a square wave is 22 ms, what is its frequency?