How does gaseous exchange take place in the alveoli?
Identify the correct statements from the below. (I) Sponges and coelenterates lack circulatory system. (II) Oxygen and carbon dioxide are exchanged in the lungs and tissues. (III)Nutrients from the digestive system are carried to the liver. (IV) Waste from the tissues are carried by the liver.
Pulamonary veins bring ______ to the left atrium form the lungs .
A-Oxytocin causes the "Let-Down" reflex R-Oxytocin causes the actual ejection of milk from the alveoli of the mammary gland
The partial pressure of oxygen in the alveoli of the lungs is:
Explain the structure of alveoli
Comment on the squamous epithelial cells lining the walls of the alveoli.
-------------- causes "Let down" reflex, ejection of milk from the alveoli of mamary glands
Distinguish between meristematic tissue and permanent tissue.
