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Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332

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BuyFindarrow_forward

Biology: The Unity and Diversity o...

15th Edition
Cecie Starr + 3 others
ISBN: 9781337408332
Textbook Problem
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In adults, an excess of ________ can cause acromegaly.

  1. a. melatonin
  2. b. cortisol
  3. c. insulin
  4. d. growth hormone

Summary Introduction

Introduction: Acromegaly is a condition or a hormonal disorder caused by the overproduction of growth hormone from the pituitary gland. Normally this condition is seen in the middle- aged adults. Acromegaly is characterized by the increase in bone size in hand, feet, and face.

Explanation

Reason for the correct answer:

During adulthood, increased production of growth hormones leads to the condition called acromegaly. Here, the size of the organs gets increased including increased size of lips, new bone deposition, increase in tongue size and cartilage enlargement. It also leads to pituitary tumors when affects the internal organs.

Option d. is given as “Growth hormone”. An excess secretion of growth hormone leads to a condition called acromegaly.

Hence, the correct answer is option d.

Reasons for the incorrect answers:

Option a. is given as “melatonin”.

This is incorrect because melatonin is a hormone that is secreted in the body to regulate the sleep-wake cycle...

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