Nervous system (6/11/24)

1. What is a reflex action?

• a) A voluntary response to a stimulus
• b) An involuntary, automatic response to a stimulus
• c) A response that requires thinking
• d) A response that involves the brain only

2. Which of the following is an example of a reflex action?

• a) Talking when someone speaks to you
• b) Running when you are scared
• c) Pulling your hand away from a hot surface
• d) Deciding to eat your favorite food

3. Which part of the nervous system is primarily involved in reflex actions?

• a) Brain
• b) Spinal cord
• c) Heart
• d) Lungs

4.Which of the following is an example of a conditioned reflex?

• a) Blinking when a light is flashed in your eyes
• b) Dropping a cup when it is too hot
• c) Salivating when you hear the sound of a bell (after conditioning)
• d) Pulling your hand back after touching a thorn

5.In a reflex action, the brain:

• a) Directly controls the response
• b) Processes the stimulus and response
• c) Has no role, the spinal cord does everything
• d) Only sends signals to the sensory neurons