W8 - Sensation and Perception Concepts

Front

What is sensation?

Back

Detection of physical energy by receptor cells in sensory organs and its transmission to the brain.

Front

What is perception?

Back

The process of selecting, organizing, and interpreting sensory input to give it meaning.

Front

What is the difference between sensation and perception?

Back

Sensation is raw data detection; perception is how the brain interprets it.

Front

What is transduction?

Back

The conversion of physical energy (like light) into neural signals by receptors.

Front

What are rods responsible for?

Back

Seeing in dim light, black and white vision; high sensitivity, no color.

Front

What are cones responsible for?

Back

Color vision and detail; concentrated in the center of the retina.

Front

What is parallel processing in vision?

Back

The brain processes color, motion, depth, and shape at the same time.

Front

What is a receptive field?

Back

The specific area of the visual field a neuron responds to.

Front

What did Hubel & Wiesel discover?

Back

Feature detectors in the visual cortex respond to specific elements like edges and lines.

Front

What is the ventral stream responsible for?

Back

"Vision for perception" – object recognition and conscious perception.