Final answer:
The optic nerve is not cranial nerve X, it is actually cranial nerve II, also known as the second cranial nerve, which is essential for visual sensation.
Step-by-step explanation:
The statement that the optic nerve is known as cranial nerve X (ten) is false. The optic nerve is the second cranial nerve, also known as CN II, and is responsible for visual sensation. Humans have 12 cranial nerves, with the optic nerve being vital for conveying visual information from the retina to the brain. The optic nerve extends from the eye to the optic chiasm, where it continues as the optic tract. The optic chiasm is an important structure where fibers from the right visual field are sent to the left side of the brain, and fibers from the left visual field are sent to the right side of the brain, allowing for the integration of visual information.
The optic nerve is known as cranial nerve II, not cranial nerve X. The optic nerve is responsible for transmitting visual information from the retina to the brain. It is made up of axons of retinal ganglion cells that carry visual signals to the brain for processing. The optic nerve is crucial for vision and plays a significant role in our ability to see and perceive the world around us.