What is Ovary? Definition of Ovary The ovary is a reproductive organ in females that produces eggs and secretes hormones like estrogen and progesterone, essential for regulating the menstrual cycle and fertility. Anatomy of the Ovary The ovary is a crucial organ in the female reproductive system, responsible for producing eggs and secreting hormones essential … Read more
Epidemiology is the branch of public health that studies the distribution, patterns, and causes of diseases and health conditions in populations. It aims to identify risk factors for diseases, understand how they spread, and develop strategies to prevent or control health problems. Epidemiologists use data and research to track health trends and inform public health … Read more
What are Gonads? Definition of Gonads Gonads are reproductive glands in organisms that produce gametes (sperm in males and eggs in females) and secrete sex hormones (such as testosterone, estrogen, and progesterone) essential for sexual development and reproduction. In males, they are called testes, while in females, they are referred to as ovaries. Structure of … Read more
What is Endocrine System? Definition of Endocrine System The endocrine system is a network of glands that release hormones directly into the bloodstream to regulate various bodily functions, including metabolism, growth, reproduction, and mood. It works in conjunction with the nervous system to maintain homeostasis and coordinate complex processes within the body. Structure of Endocrine … Read more
What is Thymus Gland? Definition of Thymus Gland The thymus gland is an important organ of the lymphatic system located in the chest behind the breastbone. It plays a crucial role in the development and maturation of immune cells known as T cells, which are essential for the body’s immune response. The thymus gland is … Read more
What is Pancreas? Definition of Pancreas The pancreas is a vital organ in the human body that serves dual functions: it acts as an endocrine gland by producing hormones such as insulin and glucagon to regulate blood sugar levels, and as an exocrine gland by secreting digestive enzymes and bicarbonate into the small intestine to … Read more
What is Adrenal Gland? Definition of Adrenal Gland The adrenal glands, or suprarenal glands, are small, triangular-shaped endocrine glands located on top of each kidney. They consist of two main parts: the adrenal cortex, which produces steroid hormones such as cortisol and aldosterone, and the adrenal medulla, which produces catecholamines like adrenaline. These hormones play … Read more
What is Parathyroid Gland? Definition of Parathyroid Gland The parathyroid glands are small endocrine glands located behind the thyroid gland that regulate calcium levels in the blood by secreting parathyroid hormone (PTH). This hormone helps maintain calcium balance by influencing the bones, kidneys, and intestines. Anatomical Location of Parathyroid Gland The parathyroid glands are small, flattened, … Read more
What is Pituitary Gland? Definition of Pituitary Gland The pituitary gland is a small, pea-sized endocrine gland located at the base of the brain, beneath the hypothalamus. It is often termed the “master gland” because it produces and secretes hormones that regulate various bodily functions, including growth, metabolism, and reproduction, and controls the activity of … Read more
What is Hypothalamus? Definition of Hypothalamus The hypothalamus is a small but crucial part of the vertebrate brain located beneath the thalamus. It regulates various physiological functions, including body temperature, hunger, thirst, and circadian rhythms, by linking the nervous system to the endocrine system through the pituitary gland. Additionally, it plays a role in controlling … Read more
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