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What is the only vertebrate that allows blood to flow directly from respiratory organs to body tissues without returning to the heart?
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∙ 9y ago
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fish
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∙ 9y ago
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Why were changes in the respiratory and circulatory system so important to vertebrate?
they improved oxygenation of tissues
What keeps respiratory tissues from drying out?
mucus
What function do respiratory tissues perform?
absorption of oxygen.
What does the human respiratory system?
The respiratory system purifies and oxygenates the blood, so that there is constant supply of oxygen to the tissues.
Why were changed in the respiratory and circulatory systems so important to vertebrate evolution?
they improved oxygenation of tissues
Where does the breathing begin?
The respiratory tract consists of organs and tissues such as the nose, pharynx, bronchi, trachea and alveoli. The respiratory tract starts at the nose.
A group of organs and tissues that exchange oxygen and carbon dioxide between your body and the environment?
respiratory system
How do insects respire?
Insect respiratory system uses a system of internal tubes and sacs through which gases either diffuse or are actively pumped, delivering oxygen directly to tissues that need it via their trachea.
Why is the respiratory system needed to keep all the tissues in your body alive?
dunnooo
Which organ system works with the respiratory system to distribute oxygen to the body tissues?
The Respiratory System.
What makes up the respiratory apparatus system?
group of organs and tissues that permits breathing
What is lymphatic tissues?
The nasopharyngeal lymphatic tissue is the mucosal lymphoid tissue of the respiratory tract.
