Introduction to the Sensory System

Sensory receptors are...

• Afferent neurons

• Nerve pathways that lead to the brain

• Integrate sensations

• detect stimuli inside and outside the body

Olfactory and taste receptors sense changes in concentrations. They are best described as...

• Chemoreceptors

• Nocioreceptors

• Thermoreceptors

• Mechanoreceptors

• Light receptors

Jason is soooo hot during his trip to the beach. His ___________ receptors are sensing the temp.

• Chemoreceptors

• Nocioreceptors

• Thermoreceptors

• Mechanoreceptors

• Light receptors

You walk out of school into the bright sun and activate...

• Chemoreceptors

• Nocioreceptors

• Thermoreceptors

• Mechanoreceptors

• Light receptors

You get a paper cut... OUCH! __________ are activated.

• Chemoreceptors

• Nocioreceptors

• Thermoreceptors

• Mechanoreceptors

• Light receptors

A bug lands on your shoulder and you feel a tickling sensation.

• Chemoreceptors

• Nocioreceptors

• Thermoreceptors

• Mechanoreceptors

• Light receptors

Which of the following is NOT a sensation.

• Smell

• Taste

• Happiness

• Pain

Which of the following is an example of sensory adaptation?

• Over time your leg muscles increase based on working out.

• You no longer hear the air conditioner at school after being there for an hour.

• Humans have a grasp reflex at birth.

• Your thermoreceptors detect the cold temperature when you open the freezer.

Arianna sprained her ankle.

• Somatic Pain

• Visceral pain

Julia has pneumonia and has felt pain in her neck and upper shoulders. What is the best way to describe her pain?

• Somatic pain

• Visceral pain

• Referred pain