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Homeostasis and Internal Stability Quiz

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Questions and Answers

What is the main purpose of homeostasis in the body?

To increase the variability of internal conditions

To maintain relative stability of the internal environment (correct)

To constantly change with external environment

To ignore internal changes and focus on external factors

Which of the following is NOT a function controlled by homeostasis?

Digestion (correct)

Body temperature

Breathing

Blood pressure

What are some of the adaptive mechanisms that help maintain homeostasis?

Biological rhythms controlled by hormones

Invasive surgical procedures

Chemical substances like hormones (correct)

External environmental changes

Which part of the body serves as the control center for maintaining homeostasis?

Brain Signup and view all the answers

How does the body maintain homeostasis in relation to external environmental changes?

By staying relatively stable internally Signup and view all the answers

What is the main goal of homeostasis in the body?

To achieve a relative stability of the internal environment Signup and view all the answers

Which of the following is NOT controlled by homeostasis mechanisms?

Eye color Signup and view all the answers

What are some of the mechanisms that help the body maintain homeostasis?

Control center in the brain and hormonal secretion Signup and view all the answers

Which organ directly secretes hormones into the bloodstream to help maintain homeostasis?

Pancreas Signup and view all the answers

How does homeostasis contribute to keeping a healthy body?

By maintaining stability within normal limits despite external changes Signup and view all the answers