Answer:
The correct option is: b. trabeculae
Explanation:
Trabeculae are the tiny rod-like elements of the bone tissues that are responsible for supporting the framework of the various organs or parts of the body. It is generally made up of dense collagenous tissue and can also be composed of muscles and bones.
<u>The cancellous bone, also known as the spongy bone, is produced by the groupings of trabeculated bone tissues</u>.
Answer:
Option (b).
Explanation:
Pulmonary ventilation is the mechanism of respiration in which the oxygen is inhaled in the body and carbon dioxide is exhaled out due to the pressure difference in the lungs and the environment.
The surface tension in the alveoli is decreased by the presence of surfactant. The increase in the surface tension of the alveoli increase the force that will require the additional muscles to work properly.
Thus, the correct answer is option (b).
