AP PSYCHOLOGY

BIOLOGICAL BASES OF BEHAVIOR

THE NERVOUS AND ENDOCRINE SYSTEMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a stimulus?
A
A change or interesting event
B
A change in the external environment.
C
A change within our bodies.
D
IDK
Explanation: 

Detailed explanation-1: -A stimulus is a change in the external or internal environment that produces a physiological response. When applied to sensory receptors, it provokes behavior or response. Internal stimuli (such as changes in blood pressure) and external stimuli (tactile, sound, smell, taste, vision, etc.).

Detailed explanation-2: -external stimulus (plural external stimuli) A signal (stimulus) that originates from outside an organism.

Detailed explanation-3: -The plural of stimulus is stimuli. Stimuli can be external or internal. An example of external stimuli is your body responding to a medicine. An example of internal stimuli is your vital signs changing due to a change in the body.

Detailed explanation-4: -Environmental stimuli are things that happen in the environment that elicit a response or reaction from a person. For example, a drop in temperature may prompt some people to put on a coat or sweater. A loud thunder boom might elicit a startled jump.

Detailed explanation-5: -Stimuli are changes in the environment, and organisms must be able to adapt, or adjust, to these changes in order to survive these conditions.

There is 1 question to complete.