(a) ORGAN .................IDENTITY ....................MAMMALIAN CLASS
B ........................Trachea/windpipe; ..............mammalia;
D ........................lungs ;....................... mammalia;
(b) Gaseous exchange;
(c) B Neck region and the thoracic cavity;
D Thoracic cavity/chest cavity/thorax;
(d) - have a large surface area to ensure diffusion of larger volume of gases;
- Highly vascularized to transport the diffusing gases;
- have a thin epithelium to reduce the diffusion distance of gases;
(e) - Has rings of cartilage that prevent it from collapsing;
- keeps the lumen fully open even when the neck bends;
sharon kalunda answered the question on September 16, 2019 at 14:40
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