Introduction:
Steroid hormones are a type of hormone that are derived from cholesterol and have a similar structure to cholesterol. They are synthesized and released by various endocrine glands in the body. These hormones play crucial roles in regulating a wide range of physiological processes, including metabolism, growth, development, and reproduction.

Explanation:
Steroid hormones are released by several endocrine glands in the body, such as the testes, ovaries, and adrenal cortex. However, the pancreas does not release steroid hormones. Let's understand why:

1. Testes:
The testes are the male reproductive organs responsible for producing sperm and testosterone, which is the primary male sex hormone. Testosterone is a steroid hormone that regulates the development of male secondary sexual characteristics and supports the production of sperm.

2. Ovary:
The ovaries are the female reproductive organs responsible for producing eggs and releasing hormones. The ovaries produce estrogen and progesterone, which are steroid hormones involved in regulating the menstrual cycle, supporting pregnancy, and maintaining female secondary sexual characteristics.

3. Adrenal Cortex:
The adrenal cortex is the outer layer of the adrenal glands located on top of the kidneys. It produces several types of steroid hormones, including cortisol, aldosterone, and sex hormones. Cortisol is involved in regulating metabolism, stress response, and immune function. Aldosterone regulates the balance of salt and water in the body. The adrenal cortex also produces small amounts of sex hormones, including testosterone and estrogen.

4. Pancreas:
The pancreas is an organ that plays a crucial role in digestion and blood sugar regulation. It produces and releases several hormones, including insulin and glucagon, which are involved in regulating blood glucose levels. However, the pancreas does not produce or release steroid hormones.

Conclusion:
In summary, while the testes, ovaries, and adrenal cortex release steroid hormones, the pancreas does not. The pancreas primarily releases insulin and glucagon, which are involved in blood sugar regulation rather than steroid hormones.