Smooth muscle, connective tissue, and cartilage of primary bronchi are derived from which of the following sources?
A、Visceralmesoderm;
B、Endoderm;
C、Ectoderm;
D、Mesodermofpharyngealarches4and6
发布时间:2024-09-28 08:50:04
A、Visceralmesoderm;
B、Endoderm;
C、Ectoderm;
D、Mesodermofpharyngealarches4and6