Disorders

causes weak bones that do not form properly, and can be caused by a lack of calcium and vitamin D.

• Kwashiorkor

• Anemia

• Scurvy

• Rickets

Less of proteins and carbs lead to

• Night blindness

• Kwashiorkor

• Pellagra

The diagram shows one of the common vision defect in human eyes. Name the defect.

• Hypermetropia

• Myopia

Short-sightedness is caused by ..... (Please choose 2 correct answers)

• Lens too strong

• Eye lens too thin

• Eye ball too short

• Eye ball too long

People with short- sightedness will see ..... (Please choose 2 correct answers)

• near object clearly.

• near object blurry.

• distant object blurry.

• distant object clearly.

One of the common vision defect in human eyes is long-sightedness. This is because the image is formed ........ the retina.

• behind

• in front of

• on the retina

Long sightedness is caused by ..... (Please choose 2 correct answers)

• Eye lens too thick

• Eye lens too weak

• Eye ball too short

• Eye ball too long

People with long- sightedness will see ..... (Please choose 2 correct answers)

• near object clearly.

• near object blurry.

• distant object blurry.

• distant object clearly.

This problem arises due to cloudy or opaque lens, so the pupil appears white.

• presbyopia

• myopia

• cataract

• hypermetropia

This problem arises due to a build-up of fluid in the eyeball which puts pressure on the optic nerve.

• glaucoma

• myopia

• cataract

• hypermetropia