49 results found

Search Results for: follicle

Follicle-stimulating hormone

Follicle Stimulating Hormone Definition In the pituitary gland of the brain, gonadotropic hormones are released.... Read More

Follicle

Follicle 1. (Science: anatomy) Generally a small sac or vesicle. 2. (Science: botany) a kind of fruit formed from a single... Read More

Lymph follicle

Lymph follicle lymphatic follicle, one of the spherical masses of lymphoid cells, frequently having a more lightly staining... Read More

Ovarian cycle

Definition noun The cycle that depicts the changes in the ovarian follicle happening during a menstrual cycle, and is... Read More

Reproductive system

What is the Reproductive System? The reproductive system of an organism is the biological system made up of all the... Read More

Luteinizing hormone

Definition noun, plural: luteinizing hormones A gonadotropin released by the gonadotropes of the anterior pituitary, and,... Read More

Integumentary system

Integumentary System Definition The integumentary system is the outermost layer of the body. The animal body, in... Read More

Human Reproduction

Terminology and Concepts Primary reproductive organs are called gonads - testes in the male and ovaries in the female.... Read More

Gametokinetic hormone

Gametokinetic hormone --> follitropin An acidic glycoprotein hormone of the anterior pituitary that stimulates the... Read More

Galactosamine

Definition noun, plural: galactosamines A hexosamine, where galactose contains an amine (-NH2) instead of a hydroxyl (–OH)... Read More

Positive feedback

Positive Feedback Definition Each mechanism of the body like temperature, blood pressure, and levels of specific nutrients... Read More

Feedback mechanism

Feedback Mechanism Definition What is a feedback mechanism? A feedback mechanism is a physiological regulation system in a... Read More

Vellus hair

Definition noun Very fine, non-pigmented hair that covers most of the body of human and other mammals Supplement The vellus... Read More

Hair root

Hair root The part of a hair that is embedded in the hair follicle, its lower succulent extremity capping the dermal papilla... Read More

Apocrine gland

The human body is a complex assemblage of many different organs, systems, glands, bones, and tissues. Weighing any one over... Read More

Apocarpous gynoecium

Apocarpous gynoecium is comprised by the set of many simple pistils (consistig of only one carpel). Characteristic fruit for... Read More

Lymph

Definition noun The clear, slightly alkaline, bodily fluid bathing body tissues containing mostly of white blood cells, and... Read More

Fruits, Flowers, and Seeds

Flowering plants grow in a wide variety of habitats and environments. They can go from germination of a seed to a mature... Read More

Meiosis

What is Meiosis? A simple definition of meiosis would be is this: meiosis is the process of cell division that results in... Read More

Exogen

Definition noun (physiology) The phase of the hair cycle in which the hair is shed (botany) Any of the plants characterised... Read More

Sebum

Definition noun An oily substance produced and secreted by sebaceous gland Supplement Sebum is the substance produced and... Read More

Lh surge

Lh surge The sudden release of luteinising hormone (lh) that causes the follicle to release a mature... Read More

Amino sugar

Definition noun, plural: amino sugars A sugar molecule the nonglycosidic hydroxyl (–OH) group is replaced by an amine... Read More

Belly

Belly Origin: oe. Bali, bely, as. Belg, baelg, baelig, bag, bellows, belly; akin to Icel. Belgr bag, bellows, Sw. Balg, dan.... Read More

Gonadotropin

Definition noun, plural: gonadotropins A polypeptide hormone secreted by the anterior pituitary and the placenta, and acts... Read More

Epidermis

Epidermis Definition What is the epidermis? We can define the epidermis as one or more layers of cells forming the tough... Read More

Liquor folliculi

Liquor folliculi The fluid within the antrum of the ovarian... Read More

Districhiasis

Districhiasis growth of two hairs in a single follicle. Origin: g. Dis, double, - thrix (trich-),... Read More

Vibrissa

Definition noun, plural: vibrissae (1) A whisker of an animal, e.g. cat (2) A long, slender, bristle-like feather at the... Read More

Scapus pili

scapus pili --> hair shaft The non-growing portion of a hair which protrudes from the skin, i.e., from the... Read More

Corpus luteum

Corpus luteum (Science: gynaecology) a yellow glandular mass in the ovary formed by an ovarian follicle that has matured and... Read More

Areolar gland

Definition noun, plural: areolar glands Any of the sebaceous glands in the areola surrounding the nipple Supplement Areolar... Read More

Estrogen

Definition noun, plural: estrogens A sex steroid hormone produced in large quantities chiefly in the ovaries in females;... Read More

Glycoprotein

Definition noun, plural: glycoproteins Any of the conjugated proteins, characterized by having one or more... Read More

Pituitary gland

Definition noun, plural: pituitary glands An endocrine gland situated off the bottom of the hypothalamus, and acts as the... Read More

Principles of Hormonal Control Systems

Hormones are chemical messengers that enter the blood directly upon their secretion from endocrine glands. A single gland or... Read More

Simple fruit

Definition noun, plural: simple fruits A type of fruit that develops from a single or compound ovary with only one pistil... Read More

Blood Vessels Hold Key To Thicker Hair Growth

MGH researchers have succeeded in growing hair faster and thicker in mice, thanks to a protein that promotes blood vessel... Read More

Spermatogenesis

Spermatogenesis Definition Spermatogenesis is the biological process of producing sperm cells. It occurs in the male gonad... Read More

Lanugo

What is Lanugo? Lanugo is the delicate and downy hair that covers a fetus within the uterus (womb). It is very fine hair.... Read More