Answer:
His ears popping
Explanation:
Conditioned response: In psychology, the term "conditioned response" is described as one of the different parts in the "classical conditioning theory" and is also written as "CR". The theory of classical conditioning was determined by a psychologist named Ivan Pavlov while he was conducting a small experiment in his laboratory on dogs.
A conditioned response is referred to as an organism's behavior that doesn't come out naturally yet it can be leaned by the organisms via the pairing of a "neutral stimulus" with a "potent stimulus" or "unconditioned stimulus".
In the question above, the given statement signifies conditioned response as "his ear-popping".
Answer: option d
Explanation:they are also normally called noradrenaline.
They do help by constant regulating of the blood pressure and to increase the sugar (glucose) level content in the blood. It help majorly to lift up (increase) the rate as well as the force of the contraction of the heart and also in do lead to an increase in muscle contraction due to the fact that they are push out(realeased) from the sympathetic nerve fibre ends.
D.
I believe is the answer
Hope this helps, sorry if not tho
Answer:
the independent variable is the beats per minute.
the dependent variable is the amount of salivation.
Explanation:
the independent variable is a variable that does not depend on another variable to occur.
the dependent variable is a variable that depends on another variable to occur and depending on that variable will change the results.