體腔(Cavity)

體腔(Cavity)	構造
開放體腔(Open Cavity)[1]	呼吸道(Respiratory tract)
	消化管(Digestive tube)
	泌尿管(Urinary tube)
	生殖道(Reproductive tracts)
封閉體腔(Closed Cavity)[2]	顱腔(cranial cavity)
	脊柱管(vertebral canal)

---

[1] 容易有病原體侵入、以黏膜(mucous membrane)包被

[2] 無菌、以漿膜(serous membrane)包被

A. 背側體腔：裝腦(為cranial cavity)與脊髓(為vertebral canal)
B. 腹側體腔：
a. 胸腔(thoracic cavity)
b. 腹骨盆腔(abdominopelvic cavity) → 被漿膜(serous membrane)包被
c. 胸腔與腹腔以橫膈(diaphragm)為界
d. 腹腔與骨盆腔(pelvic cavity)以骨盆入口(pelvic inlet)為界

資料來源：apbrwww5