When a baseball player is hit in the back by a ball,what is detected by the pain receptors?
A)Chemicals that are released by the damaged cells.
B)The pressure produced by the trauma.
C)The body's position during the time of the injury.
D)The temperature of the day.
E)None of the answer choices would be detected by the pain receptors.

Question

Quizplus · Accepted Answer

When cells are damaged, they release chemicals such as prostaglandins, histamine, and bradykinin. These chemicals stimulate pain receptors, which send a signal to the brain indicating that there is pain in the area. Therefore, choice A is the correct answer. The other options (B, C, D, and E) are not detected by pain receptors.

When a Baseball Player Is Hit in the Back by a Ball,what