What Is One Impediment to the Regeneration of Axons in the Mammalian

question 91

Multiple Choice

 What is one impediment to the regeneration of axons in the mammalian central nervous system?

• A) Inhibitory chemicals secreted by the damaged portion of the axon
• B) Bacterial infections caused by the decaying tissue
• C) Glia releasing chemicals that inhibit axon growth
• D) Inhibitory messages sent from the cell nucleus when an axon is damaged

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Definitions:

Depressive Symptoms

Manifestations of major depressive disorder, including persistent sadness, loss of interest in activities, changes in weight, and difficulty concentrating.

Disorder

A state of confusion, disarray, or a medical condition characterized by a disruption of normal functioning.

Emotional Symptom

A manifestation of an emotional disturbance that can affect a person's wellbeing and functioning, such as sadness, anxiety, or irritability.

Depression

A common and serious medical illness that negatively affects how you feel, the way you think and how you act, leading to feelings of sadness and/or a loss of interest in activities once enjoyed.