WorksheetsAJack1234 Reflex Action AJ
Total questions: 17
Worksheet time: 17mins
When you suddenly shine a torch in someone's eye, the pupil
Contracts, then stays that way for the rest of the day because the pupil needs time to readjust
Stays the same
Dilates
Contracts
Name an effector in this diagram.
A
B
D
E
F
Select two examples of effectors.
Neuron
Gland
Muscle
Receptor
What type of neuron is A?
Sensory
relay
Motor
What type of neuron is C?
Sensory
relay
Motor
What type of neuron is B?
Sensory
relay
Motor
The receptor cells in the human nervous system are able to detect ______________.
responses
stimuli
impulses
information
Sam sees bees and runs away because he is allergic to them. Identify the stimulus:
Diego
Bees
Running
Allergies
Which is the correct path taken by Reflex action?
Motor neuron, Muscles, Receptor, Sensory neuron,
Spinal cord
Receptor, Sensory neuron, Spinal cord, Motor neuron, Muscles
Action that occur immediately without conscious control or prior thought
Voluntary action
Involuntary action
Which of the following neurones transmit nerve impulses from the receptor to the central nervous system
Relay neurones
Sensory neurones
Motor neurones
Proprioceptors
Blinking when something enters your eye
A reflex action
Not a reflex action
Which of the following are the correct sequence of voluntary action?
Stimulus --> Receptor --> Spinal cord --> Effector --> Response
Stimulus --> Receptor --> Brain --> Effector --> Response
Stimulus --> Effector --> Brain --> Receptor --> Response
Stimulus --> Effector --> Spinal cord --> Receptor --> Response
What is the central nervous system (CNS) made of?
The brain and spinal cord
The brain and cranial nerves
The spinal cord and spinal nerves
The cranial nerves and spinal nerves
In both a reflex action and a voluntary action the information is processed by the brain
true
false
maybe
