_____________ are any changes in an organism's environment that cause a response.

• Stimuli

• Tropism

• Hormones

• nervous system

What are the two catagories of stimuli

• Physical

• Chemical

• Learned

• Nastic

What type of stimulus is the smell of pizza?

• Chemical

• Mechanical

• Thermal

• Light

What type of stimulus is a loud fire alarm?

• Mechanical

• light

• thermal

• chemical

A chef picks up a hot pot and drops it. What was the stimulus?

• The hot pot

• Dropping the pot

A doctor taps on a patient's knee. What is the behavioral response?

• Reflex

• Instinct

A driver stops the car, because she sees a red light. What was the behavioral response?

• The red light

• learned

• instinct

• innate

The sense of taste detects ________________ stimuli.

• Chemical

• Mechanical

• Thermal

• Electomagnetic

The sense of touch detects ________________ stimuli.

• Electromagnetic

• Chemical

• Mechanical

• Thermal

They are cells specialized in picking up stimulus, whether they are internal or external, and send them to the brain through the nervous system”. This is the definition of...

• Stimulus

• Sense

• Receptor

• Taste