Sunday 28 February 2021

Drake Equation

 




Drake Equation



Snapshot



Aliens on seeing Humans Pavring  on Planet Earth will surely smile


























Nitrogen In DNA


Nitrogen 



Why is Nitrogen important 





DNA 





Nitrogen Containing Base In DNA 










DNA Replication Enzymes





DNA Damage



Replication Errors By Alkylating Agents 


Mechanism Of Action



Nitrosureas acting on Nitrogen in the DNA 










Snapshot


i c u 

















































 

Anger

 


Brain Of Emotions


Amygdala is responsible for Anger 






Amygdala and Anger 




God of the Bible must have a Amygdala to experience Emotions 

If he has a Amygdala he will think for himself and do the right thing 





Snapshot

































Saturday 27 February 2021

Broken Nerves Stay Broken




Neuron




Neuron To Nerve

Nerve: Collection of axons outside the CNS 


Nerve: Bundle of axons in the Peripheral Nervous System 






Resting Membrane Potential Of A Neuron is - 70 mv 






Action Potential Across A Neuron 

RMP changes from - 70 mv to + 40 mv




Types Of Synapses






Conduction Velocity Of Nerve Fibres





Nerve Injury



Conduction Velocity across a nerve lost in varying degrees of nerve injury 

Nerve injuries are classified as 




Seddon classification of Nerve Injuries 



Neurotomesis: No recovery potential of a nerve possible




e.g. Peroneal Nerve Neurotomesis = Foot Drop





Management of Nerve Injury





Snapshot




Somethings just cant be fixed