Homeostasis and Control Systems Quiz
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Questions and Answers

What are the three main functions controlled by homeostasis in the human body?

blood glucose concentration, body temperature, water levels

What are the three components of all control systems?

receptors, coordination centres, effectors

Which system enables humans to react to their surroundings and coordinate their behavior?

nervous system

What is the role of the central nervous system (CNS) in the human body?

<p>It coordinates the response of effectors, which may be muscles contracting or glands secreting hormones.</p> Signup and view all the answers

What is the sequence of events in a reflex action?

<p>Stimulus -&gt; receptor -&gt; coordinator -&gt; effector -&gt; response</p> Signup and view all the answers

What is the endocrine system composed of?

<p>glands which secrete chemicals called hormones directly into the bloodstream</p> Signup and view all the answers

What are the two types of responses involved in the automatic control systems?

<p>nervous responses or chemical responses</p> Signup and view all the answers

What is the function of the cells called receptors in the control systems?

<p>They detect stimuli (changes in the environment).</p> Signup and view all the answers

What are the coordination centres in the control systems?

<p>brain, spinal cord, pancreas</p> Signup and view all the answers

What are the effectors in the control systems?

<p>muscles or glands</p> Signup and view all the answers

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