EVERYDAY SCIENCE

SCIENCE

RESPIRATION

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This is a tube about 12 cm long with C shaped rings of cartilage
A
Nasal cavity
B
Trachea
C
Oral cavity
D
Pharynx
Explanation: 

Detailed explanation-1: -The trachea, also known as the windpipe, is a cartilaginous tube that connects the larynx to the bronchi of the lungs, allowing the passage of air, and so is present in almost all air-breathing animals with lungs.

Detailed explanation-2: -The trachea (windpipe) is made up of cartilages (also called tracheal rings). Normally tracheal rings are ā€œCā€ shaped.

Detailed explanation-3: -Rings of cartilage are present in the trachea to prevent its collapse when the air is not passing through it. The cartilage is a flexible connective tissue, and it supports the trachea while still allowing it to move and flex during breathing.

Detailed explanation-4: -The trachea is a long tube that enables air passage between the larynx and the bronchi. C-shaped cartilage rings on the ventral side stabilise the structure. On its esophagus-facing dorsal side, deformable smooth muscle facilitates the passage of food in the esophagus.

Detailed explanation-5: -A tracheostomy tube is inserted through the hole and secured in place with a strap around your neck. Tracheostomy (tray-key-OS-tuh-me) is a hole that surgeons make through the front of the neck and into the windpipe (trachea). A tracheostomy tube is placed into the hole to keep it open for breathing.

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