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oxygen and carbon dioxide
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∙ 13y ago
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2 substances that don't pass out of blood?
Glucose and mineral ions.
State 2 substances the pass out of the blood?
excess water and salt. along with metabolites and electrolytes.
What is the Diffusion of gases between alveoli and blood?
The Diffusion is the exchange of oxygen (O2) and carbon dioxide (CO2) between the alveoli and the blood. So blood that is pumping through the capillaries in the lungs has a low concentration of O2 and a high concentration of CO2, in the alveoli it is high concentration O2 low concentration CO2. Therefore the 2 gases exchange across the alveoli membrane by diffusion trying to establish a concentration gradient.
What are the last tubes the air travels through before the alveoli?
what are the 2 pipes air pass through before reaching the alveoli ?
Which is the best description of alveoli?
b) An alveolus (plural: alveoli, from Latin alveolus, "little cavity") is an anatomical structure that has the form of a hollow cavity.[1] Found in the lung parenchyma, the pulmonary alveoli are the dead ends of the respiratory tree, which outcrop from either alveolar sacs oralveolar ducts, which are both sites of gas exchange with the blood as well.[2] Alveoli are particular to mammalian lungs. Different structures are involved in gas exchange in other vertebrates.[3] The alveolar membrane is the gas-exchange surface. The blood brings carbon dioxide from the rest of the body for release into the alveoli, and the oxygen in the alveoli is taken up by the blood in the alveolar blood vessels, to be transported to all the cells in the body.
What are 2 characteristics of substances that do not allow them to pass through semipermeable membranes of living cells?
Substances that are large, charged, or polar
State 2 substances that pas into the blood?
Oxygen O2 and Carbondioxide CO2
What 2 substances does blood bring to all the cells in your body?
oxygen and glucose
What is the function of type 2 alveoli walls?
function of type 2 alveoli cells is to secrete surfactant.
What are 4 Substances that pass out of the frogs body through the cloaca and vent?
There are only 2. Urine and Sperm
What gas passes from the blood into the air sacs?
These are little tiny holes in the lungs.2.They're used like exchangers because they take oxygen into the lungs and push carbon dioxide out. 3. They are part of the respiratory system.
What substances pass through the placenta?
Carbon dioxide and other such waste gases diffuse from the foetus and across the placenta into the mother's blood. Urea (excretory product) also diffuses into the mother's blood. (The substances in bold will answer question).
