PDF Notes: 1 Introducción al cuerpo humano (1)

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    What defines homeostasis?

    It maintains internal balance through regulatory processes.

    What is anatomy?

    The study of body structures and their relationships.

    What is physiology?

    The study of how body parts function.

    How do anatomy and physiology relate?

    Structure often reflects function in the body.

    What are the six levels of structural organization?

    Chemical, cellular, tissue, organ, system, organism.

    What is metabolism?

    The sum of all chemical processes in the body.

    What is the role of feedback systems?

    They regulate conditions by monitoring and adjusting responses.

    What is the difference between negative and positive feedback?

    Negative feedback reverses changes; positive feedback enhances them.

    What happens if homeostasis is disrupted?

    It can lead to cell and tissue death, affecting overall health.

    What is the function of the nervous system in homeostasis?

    It sends signals to counteract deviations from balance.

    What is the function of the endocrine system in homeostasis?

    It releases hormones to regulate bodily functions.

    What is the significance of interstitial fluid?

    It provides the medium for exchange between blood and cells.

    What is an example of a negative feedback mechanism?

    Regulation of blood pressure through baroreceptors.

    What is an example of a positive feedback mechanism?

    The process of childbirth involving oxytocin release.

    What are the components of a feedback system?

    Receptor, control center, and effector.

    What is the role of receptors in feedback systems?

    They detect changes in controlled conditions.

    What is the role of the control center in feedback systems?

    It evaluates input and generates output signals.

    What is the role of effectors in feedback systems?

    They carry out responses to restore balance.