the branch of science that is concerned with the physical structure of humans, animals, or plants
解剖学
(anatomy) the clear elastic part of the eye that concentrates light in order for things to be seen clearly
晶状体, 透镜
(anatomy) the small round black area in the center of the eye, through which light enters
瞳孔
any of the temporary teeth in young children that falls out and is later replaced with a permanent one
乳牙, 暂时牙
an organ in the body that produces certain chemical substances to be used in the body or to be discharged into the surroundings
腺, 腺体器官
the liquid produced in the mouth to make chewing and swallowing easier and to prepare food for digestion
唾液
a thick slimy substance produced by mucous membranes, inside the nose or the mouth, to lubricate and protect them
粘液, mucus
a body hormone produced in case of anger, fear, or excitement that makes the heart beat faster and the body react quicker
肾上腺素
a substance that all living organisms produce that brings about a chemical reaction without being altered itself
酶, 催化剂
the round dark area on a person's chest, which from female ones babies can drink milk
乳头, 乳尖
the elevated or empty part in the middle of the stomach, made by cutting the umbilical cord just after birth
肚脐
either of the two bones, on each side of the body, forming a large portion of the pelvis
髋骨, 髋关节骨
the place where the legs join the front part of the body, including the region of the sex organs
腹股沟, 股沟部分
either of the two organs in women or female animals that produce eggs for reproduction
卵巢
the part of the body of a woman or female mammal where the baby develops before birth
子宫, 怀孕
(of a cell, gland, or organ) to produce and release a liquid substance in the body
分泌, 产生
a thickened or dried mass of blood that if formed in a blood vessel may impede blood circulation
血块, 血栓
a gland in the male body that produces fluid for semen and surrounds the urethra, aiding in urine control
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