serous membrane; serosa
Anatomical term for the smooth membrane lining certain body cavities and covering organs, such as the pleura, peritoneum, and pericardium.
The peritoneum is a type of serous membrane.
chorion
Embryological term for the outermost fetal membrane; in this context 漿膜 specifically refers to the chorion.
漿膜は体腔の内面を覆っている。
The serous membrane lines the inner surface of body cavities.
The chorion is the outermost fetal membrane.