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HomeHomework HelpbiologyThyroid Gland Overview

Thyroid Gland Overview

The thyroid gland is an endocrine organ located in the neck that produces hormones, primarily thyroxine (T4) and triiodothyronine (T3), which regulate metabolic processes, including energy expenditure, growth, and development in the body. It plays a crucial role in maintaining homeostasis by influencing the metabolic rate of cells and tissues.

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Overview

The thyroid gland is a vital part of the endocrine system, responsible for producing hormones that regulate metabolism, energy levels, and growth. Located in the neck, it plays a crucial role in maintaining the body's overall health. The two main hormones produced by the thyroid, T3 and T4, signific...

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Key Terms

Thyroid Gland
An endocrine gland that produces hormones regulating metabolism.

Example: The thyroid gland is located in the front of the neck.

Metabolism
The chemical processes that occur within a living organism to maintain life.

Example: Metabolism includes converting food into energy.

Thyroxine (T4)
A hormone produced by the thyroid that regulates metabolism.

Example: Thyroxine levels can affect weight gain or loss.

Triiodothyronine (T3)
A more active thyroid hormone that influences metabolism.

Example: T3 is crucial for energy production in cells.

Hypothyroidism
A condition where the thyroid does not produce enough hormones.

Example: Symptoms of hypothyroidism include fatigue and weight gain.

Hyperthyroidism
A condition where the thyroid produces too much hormone.

Example: Hyperthyroidism can cause weight loss and anxiety.

Related Topics

Endocrine System
The system of glands that produce hormones regulating various body functions.
intermediate
Hormonal Regulation
How hormones control and coordinate bodily functions.
intermediate
Metabolic Disorders
Conditions that affect the body's metabolism, including diabetes and obesity.
advanced

Key Concepts

Hormone ProductionMetabolism RegulationThyroid DisordersFeedback Mechanism