Answer: The lower respiratory system moves oxygen into the blood; the circulatory system delivers blood to the body.
Explanation:
Answer:
They learned to salivate at the sound of a bell.
Explanation:
<em>He learned how to make his dog react this way, knowing that he would get food in return, due to the conditioned stimulus, which makes an individual react in a certain way, because that thing is associated to something else. It's like how we train dogs to "sit" and then we give them a treat to do so.</em>
Answer:
It depends, but I think you're referring to mental abuse.
Explanation:
Mental abuse can be light, or very severe. Mental abuse can lead to trauma or harmful behaviors.
The answer is D, people who suffer from panic disorders often have many of the same symptoms as someone who is having a heart attack feels.
Is it how you survive on a desert?? can u be more descriptive?