A pediatrician refers an 18-month-old baby girl to a specialist because she thin
ID: 255363 • Letter: A
Question
A pediatrician refers an 18-month-old baby girl to a specialist because she thinks the baby is growing more slowly than normal. The specialist sees that the baby’s thyroid gland is greatly enlarged. She orders some blood tests. The results show that the baby’s plasma levels of T3 are low and plasma levels of TSH are high. Which one of the following is unlikely to be true?
The baby is usually lethargic.
The baby has a high body temperature.
The baby has not yet attempted to walk.
The baby’s brain development is retarded.
2. Which one of the following statements is true?
During times of stress, cortisol has anabolic effects on adipose tissue.
Low plasma Ca2+ causes a decrease in secretion of parathyroid hormone.
A patient with hyperparathyroidism is likely to have decreased Ca2+ deposition in bone.
Acromegaly is a condition caused by insufficient thyroid hormone secretion in adulthood.
a.The baby is usually lethargic.
b.The baby has a high body temperature.
c.The baby has not yet attempted to walk.
d.The baby’s brain development is retarded.
Explanation / Answer
1) D. The baby's brain development is retarded.
2) B low plasma Ca2+ causes a decrease in secretion of parathyroid hormone
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