2.1.7 Reflex Action

In a reflex action, the __________ bypasses the ___________

• Motor neuron, brain

• Sensory neuron, brain

• Sensory neuron, spinal cord

• Motor neuron, spinal cord

If you pick up a hot plate _____________ receptors in your ___________ detect this change

• Sensory, skin

• Sensory, muscle

• Motor, skin

• Intermediate, muscle

Tags

NGSS.MS-LS1-8

In a reflex arc, the sensory neuron leads to the ___________ and the motor neuron leads to the __________

• Spinal cord, CNS

• CNS, muscle

• Spinal cord, muscle

• Muscle, CNS

Reflex actions are important because

• They provide a quick, involuntary response

• They prevent injury

• They are essential to the survival of organisms

• All of the above

Tags

NGSS.MS-LS1-8