Vocabulary
The part of a feedback loop that detects a change in the body.
Receptor
Sweating cools the body when it is too hot.
Negative
You touch a hot stove and quickly pull your hand away. What is the stimulus?
Heat from the stove
Homeostasis keeps the body’s internal environment stable.
True
The part of the body that carries out an action in response to a stimulus.
Effector
Oxytocin increases contractions during childbirth.
Positive
Your body gets too hot, so you start sweating. What is the response?
Cools the body
Positive feedback loops counteract a stimulus
False
The process by which the body keeps internal conditions stable.
Homeostasis
Insulin lowers blood sugar after a meal.
Negative
Your body gets too cold, so your muscles begin to shiver. What is the effector?
muscles
The effector carries out the response in a feedback loop
True
The change in the body that triggers a feedback loop.
Stimulus
Platelets attract more platelets to form a blood clot.
Positive
When blood sugar rises after eating, the pancreas releases insulin. What is the control center?
Pancreas
Sweating when hot is a positive feedback loop
False