Biology Chapter 12: Homeostasis and Feedback Mechanisms

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What is the function of the hypothalamus in the endocrine system?

Regulates body temperature and hunger (correct)

Secrete insulin for glucose regulation

Produces auxin for plant growth

Produced melatonin for sleep regulation

What is the primary function of the pituitary gland in the endocrine system?

Regulates growth and development

Acts as the 'master gland' controlling other glands (correct)

Produces hormones for plant growth

Regulates the sleep-wake cycle

Which gland is responsible for producing melatonin for sleep regulation?

Thyroid gland

Pineal gland (correct)

Adrenal gland

Thymus gland

What is the primary function of the thyroid gland in the endocrine system?

Regulates metabolism Signup and view all the answers

What is the function of the adrenal gland in the endocrine system?

Produces hormones in response to stress Signup and view all the answers

What is the primary function of the parathyroid gland in the endocrine system?

Regulates calcium levels in the blood Signup and view all the answers

Which system is responsible for controlling feedback mechanisms in animals?

Endocrine System and Nervous System Signup and view all the answers

What is the function of insulin in the body?

To decrease the amount of glucose in the bloodstream Signup and view all the answers

What is the purpose of a control center in a stimulus-response mechanism?

To determine the appropriate response to the stimulus Signup and view all the answers

What is the result of a negative feedback mechanism?

The magnitude of the stimulus is decreased Signup and view all the answers

What is the function of glucagon in the body?

To convert glycogen into glucose Signup and view all the answers

What is the term for the body's ability to maintain a constant internal environment?

Homeostasis Signup and view all the answers

What is the duration of the effect of Nervous Control in the body?

Short-term Signup and view all the answers

What is the main function of Dendrites in the nervous system?

To receive electrochemical signals from neighboring nerve cells Signup and view all the answers

How does the endocrine system affect the body's response to stimuli?

It controls how the body responds to different stimuli Signup and view all the answers

What is the difference between the duration of Nervous Control and Chemical Control?

Nervous Control is fast-acting and Chemical Control is slow-acting Signup and view all the answers

What is the main difference between the Central Nervous System and the Peripheral Nervous System?

The Central Nervous System is located in the brain and spinal cord, while the Peripheral Nervous System is located outside Signup and view all the answers

What is the role of the endocrine system in the body's response to stimuli?

It regulates hormone production in response to stimuli Signup and view all the answers

Biology Chapter 12: Homeostasis and Feedback Mechanisms

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