Is it gain weight ? If it is let me know :-) , and hope this helps !
The structure that forms cranial nerve I is the olfactory nerves while forming the 2nd is the optic nerve. Together with retina and olfactory epithelium, all of them are considered part of the Central Nervous System — wherein they synapse directly to the brain without the aid of any ganglia.
Answer:
Piercing your ears with a needle that has been washed thoroughly with soap and water
Answer:
individually search them into google or brainly.
Explanation:
separated by the mediastinum
