E, Two large and four small is the correct answer
Answer: The cornea is avascular.
Explanation:
The cornea can be defined as the clear front membrane on the surface of eyeball. It lies in the front of the iris and pupil. It allows the light to enter the eye. A cornea transplant is recommended in patients who suffer from vision problems due to thinning of cornea, keratoconus, loss of vision and cloudiness of cornea.
It takes about 2 to 3 months to recover after surgery. The healing is slow because the cornea is avascular. The tissue of cornea does not provide blood vessels to deliver nutrients and oxygen which could aid in speedy recovery.
Answer:
This is achieved because the sodium channels have a refractory period following activation, during which they cannot open again. This ensures that the action potential is propagated in a specific direction along the axon.
The most likely diagnosis following the above listed symptoms is hemorrhoids.
<h3>What are hemorrhoids?</h3>
Hemorrhoids is defined as a disease that occur due to inflammation of the vein at the rectum. The inflammation at the rectal region is due to:
- Straining during bowel movements.
- Sitting for long periods of time on the toilet and
- Having chronic diarrhea or constipation.
Therefore, the likely diagnosis is hemorrhoids.
Learn more about vital signs here:
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Mobilization and manipulation are usually performed by
<u>Chiropractors and osteopaths</u>
