respiratory system
Respiratory tract
What is the respiratory system? The respiratory system refers to the series of organs
เว็บไซต์ respiratory system What is the respiratory system? The respiratory system refers to the series of organs operating system Human Respiratory System · We take in oxygen from the atmosphere with our nostrils · The pharynx opens into the trachea through the larynx · Each bronchus
respiratory system The respiratory system is a biological system consisting of specific organs and structures used for gas exchange in animals and plants Since the lungs process air, they are the only internal organs that are constantly exposed to the external environment Central to the human respiratory system The nose, pharynx, larynx, trachea and bronchi all work like a system of pipes through which the air is funnelled down into our lungs There, in
ไม่สามารถโหลดการรับสินค้าได้ ความพร้อมใช้งาน
