The chalaza (/ kəˈleɪzə /; from Ancient Greek χάλαζα (khálaza) 'hailstone'; pl.: chalazas or chalazae / kəˈleɪzi /) is a structure inside bird eggs and plant ovules. It attaches or suspends the yolk or nucellus within the larger structure. The contents …

Feb 16, 2024 · The white stringy bit of an egg does indeed have a name—it’s called the chalaza, (pronounced kuh-lay-zuh). “It’s essentially egg white protein that has had the water wrung out of it.

Feb 25, 2025 · Chloasma, more commonly known as melasma, is an acquired pigmentary disorder of the skin, characterized by areas of discoloration known as hyperpigmentation. Hyperpigmentation refers to the darkening of one’s natural skin color due to an increased deposition of melanin, which is the pigment that determines eye, skin, and hair color.

Jan 28, 2025 · Contrary to popular belief, that white thing floating in raw eggs is not a baby chicken’s umbilical cord. It’s not an embryo, either. It’s a chalaza —pronounced cuh-LAY-zuh— and it’s totally normal and safe to eat. What Is a Chalaza?

Jun 29, 2024 · The chalaza (plural: chalazae) is an essential component of a chicken egg. It consists of two spiral bands of tissue that extend from the yolk's opposite sides to the lining membrane of the egg.

Feb 23, 2022 · According to the American Egg Board, eggs actually have two chalazae inside their shell. The chalazae are "twisted, cordlike strands of egg white" that anchor the yolk from the top and bottom of the shell membrane, keeping the …

The term “chalaza” comes from the Greek word “chalaza,” meaning “a rope.” This name is fitting because these structures resemble twisted ropes or cords that secure the yolk at the center of the egg’s albumen (the egg white). Composition of Chalaza. Chalazae are made up of proteins similar to those found in the egg white itself.

Oct 3, 2024 · Melasma is a condition in which areas of the skin become darker than the surrounding skin. Doctors call this hyperpigmentation. It typically occurs on the face, particularly the forehead, cheeks, and above the upper lip. The dark patches often appear on both sides of the face in a nearly identical pattern.

Sep 20, 2024 · Melasma is a skin condition characterized by darker patches of skin, known as hyperpigmentation. These patches most commonly appear on the face, especially the forehead, cheeks, and upper lip. The patches are usually symmetrical …

Jun 5, 2024 · Melasma is a common, harmless skin problem that causes dark patches (hyperpigmentation) on your face. It’s usually caused by sun exposure. When melasma appears in pregnant women, it’s referred to as chloasma, or “the mask of pregnancy.” Chloasma is triggered by hormonal changes that occur during pregnancy.