Many licensing agencies include stipulations that a license can be revoked for unprofessional conduct. This is a contributing fact as to why . the public holds health workers to a higher standard

the health care industry is full of dedicated smart people

licenses are so hard to get

licenses are so expensive

The person who utilize the progression principle will keep adding the difficulty of the exercise that he's doing, while the person who does not, will only stay stagnant.  the person that utilize progression principle, will get a stronger endurance because now his body is conditioned to do harsher routines.{the answer was already on verified)

The human reproductive system uterusthe bird reproductive system eggs dropped

As long as it was one lick and the dog is a bigger dog, it should be fine. watch it carefully for a few days.

Ican only answer your first question, a machine is like a human body because it's a little similar. they both almost work like the same.