The neurotoxin tetanospasmin,which produces the condition tetanus,invades the central nervous system by
A)passing through the blood brain barrier.
B) traveling via anterograde transport outside of neurons.
C) traveling via retrograde transport within axons.
D) traveling via retrograde transport between synapses.

Question

The neurotoxin tetanospasmin,which produces the condition tetanus,invades the central nervous system by 
A)passing through the blood brain barrier. 
B) traveling via anterograde transport outside of neurons.​ 
C) traveling via retrograde transport within axons.​ 
D) traveling via retrograde transport between synapses.​

Quizplus · Accepted Answer

Tetanospasmin is transported via retrograde axonal transport, which allows it to travel from the peripheral nervous system to the central nervous system. Once inside the central nervous system, tetanospasmin affects inhibitory neurons, leading to muscle spasms and rigidity.

The Neurotoxin Tetanospasmin,which Produces the Condition Tetanus,invades the Central Nervous