mapa 2 bio

Prévia do material em texto

Homeostasis
What is?
Phenomenon of self-regulation of the maintenance of composition and properties of the internal organism
How unicellular and multicellular organisms maintain homeostasis?
Unicellular organisms carry out their exchanges directly with the extracellular environment in which they live.
Unicellular organisms
Unicellular organisms
Multicellular organisms have the ability for their systems to work cooperatively to maintain internal conditions at or near optimal stable values, without large fluctuations. This capacity is called homeostasis.
Organization of living beings
Cell.
Tissue.
Organ.
Organ Systems.
Organisms.
Relationship with homeostasis
The relationship that these levels of organization have with living beings with homeostasis is that it consists of the biological levels that a living being must have in order to have a proper balance for its organ systems and feedback..
Feedback
Negative 
is the maintenance of homeostasis in blood glucose
Positive 
prolactin and oxytocin are what regulates positive feedback
risk factors in adolescence
aggressive behavior, substance abuse, lack of parental supervision, drug availability
Mainly the majority is due to the behavior in the family and the customs of the family should know when they will need professional help and it is also usually due to the simple fact of the lack of attention of the parents towards the adolescent
Factor prevention