Definition: A medical condition that causes sudden, uncontrolled movements of the body, especially the arms, legs, and face, often due to a problem in the nervous system.

Example: The patient was diagnosed with chorea after experiencing unusual jerky movements.

Definition: Resembling or having the characteristics of chorea, which is a movement disorder that causes involuntary, erratic movements.

Example: The patient's movements were described as choreiform, making it difficult for him to sit still.

Definition: A female performer in a chorus, often seen in musical theater or dance performances.

Example: The chorine dazzled the audience with her graceful dance moves during the show.

Definition: Relating to a specific membrane that forms during the development of certain embryos, particularly in reptiles and birds.

Example: The chorioallantoic membrane plays a crucial role in the exchange of gases and nutrients during embryonic development.

Definition: A type of fetal membrane that is formed by the combination of two layers, the chorion and allantois, which is important for the development of embryos in reptiles, birds, and some mammals.

Example: The chorioallantois plays a crucial role in nutrient exchange during the development of the embryo.

Definition: A type of cancer that forms in the cells that normally develop into the placenta during pregnancy, often found in the uterus.

Example: The doctor diagnosed her with choriocarcinoma after further tests were conducted.

Definition: A layer of tissue in the eye that contains blood vessels and connective tissue, providing nourishment to the outer layers of the retina.

Example: The chorioid plays a crucial role in maintaining the health of the retina.

Definition: The outer layer that surrounds the embryo in certain animals, including reptiles, birds, and mammals, and helps in forming the placenta in mammals.

Example: The chorion plays a crucial role in the development of the embryo by providing nutrients and oxygen.

Definition: Relating to the outer membrane that surrounds an embryo in the womb, often associated with the placenta.

Example: The chorionic tissue plays a crucial role in the development of the fetus.

Definition: A person who describes or maps a specific area or region, often focusing on its features and characteristics.

Example: The chorographer provided detailed maps and descriptions of the mountainous region.