Read the following description.
Clusters of cells located near the carotid artery in the neck sense the amount of oxygen in the blood. If the level is too low, these arteries send signals to the brain that result in an increased breathing rate, which brings more oxygen into the body.
This is an example of which of the following?
negative feedback to amplify small signals
positive feedback helping to maintain homeostasis
negative feedback helping to maintain homeostasis
positive feedback to amplify small signals
I think it is C
2 answers
C is correct
(Primavera Biology 9A)
Clusters of cells located near the carotid artery in the neck sense the amount of oxygen in the blood. If the level is too low, these arteries send signals to the brain that result in an increased breathing rate, which increases the amount of oxygen in the blood.
Clusters of cells located near the carotid artery in the neck sense the amount of oxygen in the blood. If the level is too low, these arteries send signals to the brain that result in an increased breathing rate, which increases the amount of oxygen in the blood.