The Question is from neet-zoology chemical-coordincation-and-integration , and it was created by the author T HARITHA

Question

Which of the following combinations of hormones are primarily responsible for the growth spurt observed during puberty?

T HARITHA · Accepted Answer

## CORE INFORMATION
✓ **Answer**: C
## CONCEPT FRAMEWORK
 **Primary Concept**: Hormonal regulation of growth and puberty
 **Related Topics**: Endocrine system, growth hormone, thyroid hormones, sex steroids, puberty
 **Prerequisites**: Basic understanding of hormone function and the endocrine system.
## SOLUTION PATHWAY
**Given Information**:
  The question asks about the hormones primarily responsible for the growth spurt during puberty.
  Options A, B, C, and D provide different combinations of hormones.
**Method & Steps**:
 1. Identify the key hormones involved in growth and development.
  Reasoning: Growth hormone (GH) is crucial for overall growth, thyroid hormones (TH) regulate metabolism and bone development, and sex steroids (androgens and estrogens) trigger the pubertal growth spurt.
  Formula/Rule:  No specific formula is applicable here. This is a conceptual understanding question.
 2. Analyze the role of each hormone combination during puberty.
  Working: Option C includes all three key hormone groups: GH, TH, and sex steroids. These hormones act synergistically to stimulate growth plate activity in bones, leading to the rapid increase in height characteristic of puberty.
  Key Point:  While other hormones play supporting roles, GH, TH, and sex steroids are the primary drivers of the pubertal growth spurt.
 3. Evaluate the options and select the most accurate combination.
  Result: Option C (Growth hormone, thyroid hormones, and sex steroids) is the correct answer.
  Verification:  The synergistic action of these three hormone groups is well-established in the literature on human growth and development.
 ## OPTION ANALYSIS
A :x:  While growth hormone and insulin are important for growth, they don't fully explain the pubertal growth spurt. Insulin primarily regulates glucose metabolism.
B :x: Thyroid hormones and glucocorticoids are involved in growth and metabolism, but they are not the primary drivers of the pubertal growth spurt.
[C] ✓: This option correctly identifies the key hormones responsible for the rapid growth during puberty.  Growth hormone stimulates cell division and growth, thyroid hormones regulate metabolism essential for growth, and sex steroids trigger the growth spurt by increasing the sensitivity of growth plates to growth hormone.
D :x: Glucocorticoids primarily regulate metabolism and stress response. While they have some influence on growth, they are not the primary hormones responsible for the pubertal growth spurt.
 ## LEARNING AIDS
 **Common Mistakes**:
  1.Overlooking the synergistic effect of multiple hormones: Focusing on a single hormone instead of the combined action of several.
   How to avoid: Understand that many physiological processes are regulated by multiple hormones working together.
  2.Confusing the roles of different hormones: Misunderstanding the specific functions of growth hormone, thyroid hormones, and sex steroids.
   How to avoid: Review the functions of each hormone individually and how they interact during puberty.
 **Quick Tips**:
  1.Remember the 'trio' of hormones: GH, TH, and sex steroids are the key players in pubertal growth.
  2.Think 'synergy': Pubertal growth is not driven by a single hormone but by the combined action of several.

T HARITHA · Answer

Growth hormone and insulin

T HARITHA · Answer

Thyroid hormones and glucocorticoids

T HARITHA · Answer

The correct Option is "Growth hormone, thyroid hormones, and sex steroids"

T HARITHA · Answer

Glucocorticoids and sex steroids

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