Neurophysiology Superquiz - L-03-01-P53, 63, 50, 68, 66
Neurophysiology Superquiz
Test your knowledge of neurophysiology with our comprehensive quiz designed to challenge students and educators alike. From action potentials to neurotransmitters, this quiz covers key concepts and intricacies of neural fun
- Multiple choice and checkbox questions
- Engaging format to reinforce learning
- Ideal for students and teachers in neuroscience
104. Which of the following is primarily responsible for the resting membrane potential?
A. Voltage-gated Na+ channels
B. Voltage-gated K+ channels
C. Voltage-gated Ca+ channels
D. K2P channels
E. Na+/K+ ATPases
105. The voltage-gated ion channels responsible for depolarisation and repolarisation, respectively, are:
A. Na+ and K+
B. K+ and Na+
C. Na+ and Ca+
D. Ca+ and Na+
106. Hyperpolarisation is caused by:
A. Voltage-gated Na+ channels
B. Voltage-gated K+ channels
C. Voltage-gated Ca+ channels
D. K2P channels
E. Na+/K+ ATPases
107. Action potential propagation is improved by: (Tick all that apply)
A. Thicker axons
B. Greater membrane permeability
C. Myelination
D. Saltatory conduction
E. Stronger incoming EPSPs
108. Which ion channels are found at the nodes of Ranvier?
A. Na+
B. K+
C. Ca+
D. Cl-
109. Neurotransmitters are pre-packaged at the axon terminal when a neuron is ready to fire.
A. True for all neurotransmitters
B. True for most neurotransmitters, but there are exceptions
C. False for all neurotransmitters
110. An IPSP can be generated by the neurotransmitter:
A. GABA, leading to Cl- efflux
B. GABA, leading to Cl- influx
C. Glutamate, leading to Cl- efflux
D. Glutamate, leading to Cl- influx
111. How do metabotropic receptors differ to ionotropic receptors? (Tick all that apply)
A. They are faster
B. They utilise G-proteins
C. They amplify the response
D. They have longer lasting effects
112. Facilitation is an example of neural plasticity. It refers to a:
A. Long term increase in magnitude of EPSPs due to increased use
B. Long term decrease in magnitude of EPSPs due to decreased use
C. Short term increase in magnitude of EPSPs
D. Short term decrease in magnitude of EPSPs
113. The compound BDNF assists in:
A. Facilitation
B. Temporal summation
C. Presynaptic inhibition
D. Long term depression
E. Long term potentiation
114. Which of the following statements about astrocytes is false?
A. They are star-shaped glial cells
B. They assist in taking up neurotransmitter released into the synaptic cleft
C. They play a key role after ACh is released at the neuromuscular junction
D. They outnumber neurons
115. In the Gate Control theory of pain, which of the following fibers activate inhibitory interneurons? (Tick all that apply)
A. A-alpha
B. A-beta
C. A-delta
D. C
E. All of the above
116. White matter in the spinal cord contains:
A. Myelinated axons
B. Unmyelinated axons
C. Sensory neuron bodies
D. Motor neuron bodies
117. The spinothalamic pathway:
A. Is a motor pathway from the brain
B. Is involved in proprioception
C. Involves A-delta and C fibers
D. Crosses the midline at the thalamus
118. The tissue layer surrounding individual neurons in a nerve is:
A. Epithelium
B. Epineurium
C. Perineurium
D. Endoneurium
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