Answer:
Oxygen passes from inside the alveoli through the thin walls and dif- fuses into the blood. At the same time, carbon dioxide waste passes from the blood into the alveoli.
Explanation:
Hiw are you going to type " young man under the age of 30" lol just type under 30 yrs old but most likely type 1
Answer:
i cant understand of your question
Answer:
Explanation:
Cavities accommodate organs and other structures; cavities as potential spaces contain fluid. The two largest human body cavities are the ventral body cavity, and the dorsal body cavity. In the dorsal body cavity the brain and spinal cord are located.
Answer:
i think it should be a or c
