Answer:
a thyroid hormone similar to thyroxine but having greater potency.
Answer:
I believe it;s the difference in pressure
Explanation:
This is caused by the diaphragm contracting and therefore expanding the thoracic cavity. This increase in volume causes a decrease in pressure.
Answer: Pathophysiological problem
Explanation:
Pathophysiological problems refers to the study of the adverse changes that occur in the normal physical, mechanical and biochemical functioning of the body. These changes are caused either due to a disease or an abnormal syndrome.
The given situation is an example of the pathophysiological problem. This is due to abnormal changes in the physical, mechanical and biochemical functioning of the body. The physical changes includes the shortness of breath, swollen ankles , three gallops and not being able to sleep in flat position. The increased jugular venous pressure, crackles in the lung, are the example of the mechanical changes in the pathophysiological problem.
Specific excretory organs are absent in unicellular organisms belonging to the<u> phylum Porifera.</u>
The organisms of the phylum Porifera are classified under the kingdom Animalia and they lack specific organs in their bodies.
The word "Porifera" refers to pore-bearing organisms.
These animals have loosely organized cells and are found in freshwater marine ecosystems.
On their body, a large number of pores - Ostia - are present which perform various functions such as excretion.
However, respiratory gases and waste materials are exchanged through a diffusion process.
Moreover, in them, reproduction takes place through fragmentation and budding.
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