No, u r using it rn for free.
It might be cartilage but I’m not positive I do know that the genitalia is called a vagina
.........................
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.
Strong Bones-They help with your muscles and you wont be like a twig and break easily and you can be able to do something without getting hurt easily.
Teeth-Help you chow down on food and you wont need to mix it in a blender in order to eat thats why sometimes your a elder they mix up your food as smoothies to be able to eat and drink at the same time
