Answer:
Sensation and perception are the two most important perspectives that are used in health psychology. These are very important to know about things present in the environment.
Explanation:
Perception and sensation are two different aspects of the life of a person. These two aspects are closely related to each other. The sensation is called a physical world sensation that is obtained by our sensory receptors.
The perception is another perspective that is processed by our brain that selects, to organize and interpret the sensation. When the sensory receptor is detected by the sensory stimulus, it is called the sensory perspective.
The bottom-up and top-down processing process refers to the sensory information that comes as it is coming and top-down processing in which perception is driven by cognition.