Miss Collins' 11 Bio Quiz

Homeostasis means...

• allows for a wildly fluctuating internal environment

• relating to the parts of our body that stabilise temperature

• a state of balance and stability that keeps something functioning correctly

• is the maintenance of a relatively stable external environment

The "cause" for something to happen is the

• response
• effect
• stimulus
• homeostasis

Homeostasis in the human body is often maintained by a: 

• the brain only

• solar feedback loop
• the muscles

• negative feedback loop

When your bladder is full, a signal is sent to your brain to let you know to go to the bathroom.

What is the stimulus?

• the signal

• full bladder

• going to the bathroom

• your brain

What type of feedback loop is shown?

• Positive
• Neutral
• Negative

Which part of the feedback loop is a body part that makes a change to bring the system back to homeostasis?

• Effector

• control center

• response

• receptor

The body part that senses the change inside the organism ...

• receptor

• control center

• effector

• response

What detects a signal from another body part that the system is outside of homeostasis and adjustments need to be made?

• effector

• response

• control center

• stimulus

If the environment gets cold, we will often shiver in order to:

• keep body temperature the same as the external temperature
• decrease body temperature
• increase body temperature
• regulate blood pressure

What type of feedback loop is shown?

• negative
• neutral 
• positive