How do respiratory pigments increase the rate of diffusion from alveoli into the blood fluid (plasma) in adjacent capillaries?

1. By reducing the concentration of oxygen dissolved in the blood fluid.
2. By increasing the salinity of the blood through elevated hemoglobin concentration.
3. By increasing the concentration of oxygen in the blood
4. By pumping oxygen across cell membranes.

The answer is c : ) hope this answered your question!

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.