WorksheetsNervous System
Total questions: 16
Worksheet time: 11mins
What is the main cause of phantom limb sensations experienced after an amputation?
Poor blood circulation in the residual limb
Psychological trauma from losing the limb
Miscommunication between the brain and the nervous system
Infection in the amputation site
What is the central nervous system (CNS) divided into?
Brain and Spinal cord
Brain and Cranial nerves
Spinal cord and Spinal nerves
Cranial nerves and Spinal nerves
All parts of the Nervous System except for the Brain and Spinal cord
Nerves
Neuron
Central Nervous System
Peripheral Nervous System
How do neurons communicate with one another?
Electrically
Chemically
Through Radiowaves like impulses
Both Electrically and Chemically
Which of the following structure at a synapse has the neurotransmitter?
Schwan cells
Synaptic cleft
Synaptic knobs
Synaptic vesicles
Green line of the graph suggests
Opening of Voltage gated K+ Channels and efflux of K+
Opening of Voltage gated K+ Channels and Influx of K+
Opening of Voltage gated Na+ Channels and influx of Na+
Opening of Voltage gated Na+ Channels and efflux of Na+
Label properly:
1- Dendrites
8- Schwann Cell
2- Neurolemma
4- Node of Ranvier
5- Axon
6- Nucelus of schwann cell
3- Myelin sheath
2- Nucelus
What is the function of Oligodendrocyte?
To produce Myelin sheath
To produce CSF
To maintain permeability of BBB
Phagocytosis of microbes and neuronal debris
What is the other name for sensory neuron?
(a)
Which type of neurons process information coming from sensory neurons?
Afferent neurons
Efferent neurons
Interneurons
Spinal neurons
Select all relevant functions of Astrocytes
Support neurons
Maintain the unique selective permeability characteristics of the endothelial cells
Maintain the appropriate chemical environment for the generation of nerve impulses
Play a role in learning and memory
Cluster of neuronal cell bodies is known as a
(a)
Gray matter is present
Central region of brain
Peripheral region of brain
Central region of Spinal cord
Peripheral region of spinal cord
Choose the wrong sentence about graded potentials.
Makes the membrane either more polarized (inside more negative) or less polarized (inside less negative).
They travel the mode of decremental conduction.
Summation is possible.
Mediated through Voltage gated ion channels.
Which type of conduction will happen in left neuron?
Saltatory
Continuous
Decremental
Graded
What is the brain's ability to reorganize itself by forming new neural connections called?
Neurogenesis
Neuroplasticity
Neuroinhibition
Neural adaptation
