Broca's area<span> is located in the lower portion of the left frontal lobe of the brain. </span>Broca<span> examined this part of the brain when dealing with people who had speech impairments to determine that it is </span>responsible for<span> the production of words and speech.</span>
Yes people can get HIV without having full blown aids
You can't see them without a microscope, nor can you smell or taste them individually.
Answer:
b. It keeps alveoli from collapsing with breaths.
Explanation:
Surfactants are highly surface active agents which are formed from a protein and lipid complex. It comprises of a hydrophobic and hydrophilic portion and its sole purpose is to control the tension at the air-liquid interface and thereby lower the surface tension. Surfactants are produced by the type II aveolar pneumocytes in the lungs.
Surfactants are needed in order to aid breathing and prevent straining oneself, it also prevents the lungs from collapsing during breathing, a term known as atelectasis.
