Answer: The automatic response to tensing your muscles after you hear the sound of the clanking the rollercoaster makes is an example of the phrase pavlov's dogs, which can refer to classical conditioning because it refers to the habit of automatic response to a stimulus.
The answer is (D. heart disease hope it helps
Answer:
Frostbite
Explanation:
Frostbite describes damage to the skin and tissues caused by extremely low temperatures.
It usually affects the extremities, such as the hands, feet, ears, and nose.
It happens because of the narrowing of the blood vessels. Blood flow slows down in order to increase flow to the vital organs.
