Human Body Systems
完成条件
按索引浏览词汇表
特殊 | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 全部
E
EffectorA muscle or gland that carries out a response. | |
EmbryoThe early stage of development after implantation. | |
EmulsificationBreaking large fat droplets into smaller droplets. | |
Endocrine glandA gland that releases hormones directly into the bloodstream. | |
Endocrine systemThe organ system that regulates body functions using hormones. | |
EnzymeA biological catalyst. | |
Epithelial tissueTissue that covers body surfaces and lines organs and cavities. | |
EsophagusThe muscular tube that carries food from the mouth to the stomach. | |
ExhalationThe process of breathing air out of the lungs. | |
Extracellular matrixThe non-living material surrounding cells in connective tissue. | |