Anatomy

Definition of bladder

The bladder is the organ that receives urine from the ureters and expels it to the outside of the body through the urethra. This muscular and membranous organ is part of the urinary system of all mammals and acts as a kind of bag to store the urine produced by the kidneys. The Latin word for bladder is the […]

Definition of vascular

From the Latin vascularius, vascular is an adjective used in biology, zoology and botany to name that which belongs to or is linked to vessels. A vessel is, in this sense, a channel that allows the circulation of blood or lymph in the body of a person or […]

Definition of uterus

The uterus is an organ that is part of the reproductive system of females and women. The term comes from the Latin utĕrus and is also known as the womb or maternal breast. In the case of the human species, the uterus resembles the appearance of a pear, is hollow and is located in the pelvis, between the […]

Definition of thyroid

The thyroid is a neuroendocrine gland that is present in the body of vertebrate animals. It is located below and on the sides of the trachea and the back of the larynx, being below the Adam’s apple in the case of men. To find the etymological origin of the term, there is a […]

Definition of tissue

The notion of fabric is attributed two major meanings: one related to fashion and the textile industry, and another associated with biology. A fabric can therefore be a product that someone made by weaving (that is, interlacing threads, cords, etc., to form fabrics). For example: “This fabric has wool […]

Definition of touch

Touch is one of the five basic senses of human beings (along with taste, smell, vision and hearing), thanks to which we can perceive sensations of contact, temperature and pressure. Touch, a term that comes from the Latin tactus, is mainly found in the skin, the largest organ of the human body and […]

Definition of sense

Sense is a concept with several uses and meanings. It is, on the one hand, the physiological process of receiving and recognizing stimuli that occurs through sight, hearing, touch, taste or smell. For example: “Don’t worry if you don’t know how to cook: my sense of taste doesn’t […]

Definition of blood

Blood is a fluid that our species has inside veins and arteries. It is described as a reddish liquid that is present in the body of humans and other animals. When analyzing it, it is possible to verify that a part of it remains in a liquid state (identified with the name […]

Definition of cyst

Cyst is a term that comes from a Greek word meaning “bladder.” In the field of medicine, a cyst is a membranous bladder that develops abnormally in different parts of the body and houses altered matter or liquid. Cysts can arise from a failure in embryonic development during […]

Definition of skin

The skin is the largest organ in animals and humans. It is a covering that, in the case of organisms with vertebrae, is composed of an outer layer (called epidermis) and an inner layer (called dermis). In humans, the skin – from the Latin epidermis – is the […]