Nervous System Quiz

What three organs make up the nervous system?

Answer explanation

spinal cord

nerves

brain

Which of these is not one of the types of neurons?

• Motor neuron
• Interneuron
• Sensory neuron

• Photoreceptor

_____________ nerves carry messages from the brain to muscles and glands.

• sensory
• visual
• auditory
• motor

What is an example of an internal stimulus?

Answer explanation

hunger, thirst, sickness (any kind of change happening inside your body)

A reflex is an example of a(n) ________________ response.

• voluntary
• conscious
• deliberate
• involuntary

True or False: The brain is involved when you have a reflex response.

• True

• False

____________ receptors allow you to perceive smell and taste.

• Light

• Motor

• Chemical

• Mechanical

Mechanical receptors

• touch and hearing

• smell

• taste

• sight

Rods and cones are examples of ___________________.

• taste receptors
• light receptors

• olfactory receptors
• sound receptors

Rods allow you to see

• focused vision

• movement and in dim lighting

• colors

• peripheral vision