Homeostasis GCSE Revision Quiz
Revision
- 1.What is a neuron?
- A.
Specialised cell
- B.
A nerve
- C.
A hormone
- D.
Found in the centre of the nucleus
- 2.Select the three types of neurons found in the nervous system
- A.
Sensory neuron
- B.
Active neuron
- C.
Reflex neuron
- D.
Relay neuron
- E.
Motor neuron
- 3.Which neuron carries signals from the central nervous system (CNS) to the effector?
- A.
Sensory neuron
- B.
Motor neuron
- C.
Process neuron
- D.
Relay neuron
- 4.Which neuron is essential for a reflex action to occur?
- A.
Sensory neuron
- B.
Process neuron
- C.
Motor neuron
- D.
Relay neuron
- 5.Which neuron carries signals from the receptors to the central nervous system?
- A.
Relay neurons
- B.
Motor neurons
- C.
Sensory neurons
- D.
Process neurons
- 6.What are the major organs of the nervous system?
- A.
Heart
- B.
Brain
- C.
Spinal cord
- D.
Lungs
- 7.What is the name of the microscopic gap where two neurons meet and transmit impulses?
- A.
Transmitter bridge
- B.
Synapse
- C.
Impulse bridge
- D.
Sensor
- 8.What are the names of the molecules that are released at the gap between the neurons?
- A.
Electrical transmitter molecules
- B.
Chemical neurotransmitter molecules
- C.
Transmitter molecules
- D.
Electrical neurotransmitter molecules
- 9.Is the transmission of the electrical impulse between neutrons chemical, electrical or neither?
- A.
Electrical
- B.
Chemical
- C.
Hormonal
- D.
None of the above
- 10.Select three body functions that are reflex actions?
- A.
Breathing
- B.
Coughing
- C.
Laughing
- D.
Child birth
- 11.What is the name of the pathway in the nervous system that controls a reflex action?
- A.
Relay arc
- B.
Reflex arc
- C.
Replay arc
- D.
Rapid arc
- 12.
![The blue line represents which neuron in a reflex action? - ProProfs]( "The blue line represents which neuron in a reflex action?")
The blue line represents which neuron in a reflex action?- A.
Motor neuron
- B.
Sensory neuron
- C.
Relay neuron
- D.
Process neuron
- 13.
![The purple line represents which neuron in a reflex action? - ProProfs]( "The purple line represents which neuron in a reflex action?")
The purple line represents which neuron in a reflex action?- A.
Reflex neuron
- B.
Sensory neuron
- C.
Motor neuron
- D.
Process neuron
- 14.
![The green line represents which neuron in a reflex action? - ProProfs]( "The green line represents which neuron in a reflex action?")
The green line represents which neuron in a reflex action?- A.
Process neuron
- B.
Relay neuron
- C.
Sensory neuron
- D.
Motor neuron
- 15.What reaction is involuntary and does not need the involvement of the brain?
- A.
Relay action
- B.
Reflex action
- C.
Receptor action
- D.
Rapid action
- 16.Homeostasis is achieved through the interaction and coordination of which systems.
- A.
Nervous system
- B.
Endocrine system
- C.
Respiratory system
- D.
Digetive system
- 17.Select the correct definition of Homeostasis.
- A.
Homeostasis is the maintenance of a constant internal environment outside the body
- B.
Homeostasis is the maintenance of a constant external environment outside the body.
- C.
Homeostasis is the maintenance of a constant internal environment within the body.
- D.
None of the above
- 18.What is the ideal temperature for enzymes to work in the body?
- A.
34 degrees
- B.
35 degrees
- C.
36 degrees
- D.
37 degrees
- 19.What are the 3 components that make up all automatic control systems?
- A.
Effectors
- B.
Receptors
- C.
Reflectors
- D.
Coordination centres
- E.
Effectives
- 20.What triggers a receptor?
- A.
A stimulation
- B.
A stimuli
- C.
A stigma
- D.
Option 4
- 21.What are muscles and glands ?
- A.
Receptors
- B.
Effectors
- C.
Coordination centre
- D.
Receptives
- 22.What order does a impulse flow from receptor to an effector?
- A.
Stimulus, receptor, co-ordinator, response, effector
- B.
Receptor, effector, stimulus, co-ordinator, response
- C.
Stimulus, Receptor, co-ordinator, effector, response
- D.
Stimulus, effector, co-ordinator, receptor, response
- 23.Which order does a reflex action follow?
- A.
Stimulus, receptor, sensory neuron, relay neuron, effector
- B.
Stimulus, receptor, sensory neuron, relay neuron, motor neuron, effector
- C.
Stimulus, receptor, motor neuron, sensory neuron, relay neuron, effector
- D.
Receptor, stimulus, motor neuron, relay neuron, sensory neuron, effector
- 24.What is the main type of control that organisms use to maintain a stable internal environment?
- A.
Hormonal feedback
- B.
Negative feedback
- C.
Positive feedback
- D.
Nervous feedback
- 25.A definition of a negative feedback is
- A.
Stimulating a change away from homeostasis.
- B.
Stimulating a change towards homeostasis.
- C.
None of the above
Questions: 12 | Attempts: 11278 | Last updated: Sep 1, 2020
-
Sample QuestionThe human skeleton is made up of 206 bones.
Questions: 12 | Attempts: 9359 | Last updated: Sep 1, 2020
-
Sample QuestionThe Orthodox Church came into existence on what great event in Christian history?
Questions: 19 | Attempts: 8877 | Last updated: Sep 1, 2020
-
Sample QuestionAll enzymes are types of this compound.
Back to top