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size of an openig is a compromis betwin a need to have enough air and risck of drying respiratory membrane(it can only conduct air and CO2 when moist)
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∙ 15y ago
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How do turantulas breathe?
They have a small opening on their abdomen that takes in air and transports it directly to the lungs.
Which term refers to the external opening of the urethra?
The opening of the urethra is the external urethral orifice.
Why do lungs have small external openings when large openings would let in more air?
There is an advantage to a smaller opening which is that it is easier to trap pathogens like fungal spores and bacteria. This is often cited as to why the lungs don't have openings with a shorter pathway that opens in the chest or back. Some pathogens are trapped in saliva or mucus in the throat but most of it is caught by the mucus in the trachea and bronchi.
What is the opening to the frogs lungs?
The glottis opens to the pharynx leading to the lungs.
What is the external opening of the nose?
Nostrils
The external opening of a canal?
meatus
Name the organs of external respiration?
Lungs and Gills are both used for external respiration
What is the external opening of the urinary system?
The external opening is the urethra. Not really. The urethra is the tube that leads from the bladder. The opening is called the urethral opening.
The opening to book lungs is called?
spiracles
What is the urethral meatus?
This is the external opening of the urethra.
What major organ is involved external respiration?
Lungs
Pigs have nummerous nipples which are external openings of the?
Nipples are the external opening of the mammary glands.
