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Parasympathetic fibers of which nerve innervate smooth muscles of the lens of the eye - the eye muscles that cause the eye to bulge to accommodate close vision?
Optic
Can anabolic steroids damage your eyesight?
Yes it causes fluid to buildup on the ocular nerve which puts pressure on the nerve changing your vision
Which cranial nerve if damaged causes inability to see close?
III. Oculomotor Nerves
What cranial nerve deals with vision?
vestibulocochlear nerve
Cranial nerves that have some function in vision include the?
Optic nerve and occulomotor nerve
What part of vision is the optic nerve responsible for?
All of it
What causes motor nerve damage?
pulling on the nerve
What nerve causes the diaphragm to contrct and initiate inhalation?
The phrenic nerve
Mechanism of nerve conduction?
Nerve impulses are conducted along the axon in the myelinated nerve fiber with causes the polarity of the nerve.
What causes occipital nerve headaches?
Occipital nerve headaches are caused by the firing of the occipital nerve either as the result of a process that disturbs the nerve or as the result of a chronic pain condition that causes spontaneous firing of the nerve pathways resulting in pain.
What causes a nerve impulse move along the nerve fiber?
Electrical diferences.
What are some common causes of pinched nerves?
A pinched nerve is when the surrounding tissue causes too much pressure to the nerve. Some common causes for this are osteoarthritis, injury, bad posture, obesity, sports activities, or stress from repetitive jobs.
