Chapter 11: Vitamin A Deficiency Pathological Changes

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What is the primary pathological change in Vitamin A deficiency related to the eye?

Night blindness

Retardation of growth in children

Squamous metaplasia in the trachea

Hyperkeratosis in the skin (correct)

Which of the following is a common pathological effect of Vitamin A deficiency in the respiratory system?

Dryness of the eye

Hyperkeratosis in the skin

Retardation of growth in children

Squamous metaplasia in the trachea (correct)

What is the characteristic deformity seen in Rickets?

Dryness of the eye

Failure of deposition of calcium and phosphorus in the osteoid tissue of newly formed bone (correct)

Squamous metaplasia in the trachea

Hyperkeratosis in the skin

Who is more susceptible to Rickets due to inadequate calcium storage?

Children with chronic renal diseases Signup and view all the answers

Which age group experiences the maximum incidence of Rickets?

Young children in the first two years of life Signup and view all the answers

What is the characteristic feature of the cartilage in rickets?

Uncalcified with proliferating cells Signup and view all the answers

Which skeletal feature is characteristic of rickets in the chest area?

Bead-like nodules at the costochondral junctions Signup and view all the answers

In rickets, what happens to the pelvic bones due to the pressure from femur heads?

They become trifoil-shaped Signup and view all the answers

Which condition is used to describe forward bending in the lumbar region in rickets?

Lordosis Signup and view all the answers

What causes the square shape of the skull in rickets?

Proliferating cartilage cells Signup and view all the answers

Chapter 11: Vitamin A Deficiency Pathological Changes

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Questions and Answers

What is the primary pathological change in Vitamin A deficiency related to the eye?

Which of the following is a common pathological effect of Vitamin A deficiency in the respiratory system?

What is the characteristic deformity seen in Rickets?

Who is more susceptible to Rickets due to inadequate calcium storage?

Which age group experiences the maximum incidence of Rickets?

What is the characteristic feature of the cartilage in rickets?

Which skeletal feature is characteristic of rickets in the chest area?

In rickets, what happens to the pelvic bones due to the pressure from femur heads?

Which condition is used to describe forward bending in the lumbar region in rickets?

What causes the square shape of the skull in rickets?

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