Homeostasis Quiz

What is the primary function of homeostasis?

• To maintain a stable internal environment

• To regulate external environment

• To increase body temperature

• To decrease body temperature

Tags

NGSS.HS-LS1-3

Which of the following is NOT a part of the homeostasis mechanism?

• Receptor

• Stimulus

• Effector

• Control center

Tags

NGSS.HS-LS1-3

What happens when a deviation from the setpoint occurs?

• The body decreases the deviation

• The body increases the deviation

• The body activates mechanisms to oppose the deviation

• The body ignores the change

Tags

NGSS.HS-LS1-3

What is the role of the receptor in homeostasis?

• To produce change in the variable

• To detect changes in the variable

• To send signals to the effector

• To maintain the setpoint

Tags

NGSS.HS-LS1-3

Which mechanism is the most common for maintaining homeostasis?

• Positive feedback

• Negative feedback

• Neutral feedback

• Direct feedback

Tags

NGSS.HS-LS1-3

What happens when body temperature rises above the setpoint?

• The body increases metabolism

• The body decreases blood flow

• The body activates sweat glands

• The body starts shivering

Tags

NGSS.HS-LS1-3

What is the body's response when it gets cold?

• Activates skeletal muscles to produce shivering

• Increases blood flow

• Decreases metabolism

• Activates sweat glands

Tags

NGSS.HS-LS1-3

What is a positive feedback mechanism?

• A mechanism that makes the deviation greater

• A mechanism that reduces the deviation

• A mechanism that maintains the setpoint

• A mechanism that opposes the deviation

Tags

NGSS.HS-LS1-3

Which hormone is involved in the positive feedback mechanism during childbirth?

• Cortisol

• Insulin

• Adrenaline

• Oxytocin

Tags

NGSS.HS-LS1-3

How do negative and positive feedback mechanisms differ?

• Both mechanisms increase deviation

• Negative feedback opposes deviation, while positive feedback increases deviation

• Negative feedback increases deviation, while positive feedback opposes deviation

• Both mechanisms oppose deviation

Tags

NGSS.HS-LS1-3