The pericardial cavity has a pericardial fluid, which lubricates heart and prevents it from infection. The cavity is enclosed in a pericardial sac made up of two layers: fibrous layer and serous layer. Inside this pericardium, is the heart and its roots. In this accidental case, the heart is damaged due to breakage of the pericardium.
Answer:
It has moving parts that allow it to move food through the body. .
Explanation:
The small intestine is part of the GIT, gastrointestinal tract, where the absorption of nutrients from the digested food takes.
This is possible because of the presence of villi in the small intestine. The villi increase the surface area of tissue available to absorb nutrients from the gut contents. This means that, the villi make available a greater surface area for absorption.
It should also be understood that the small intestine comprises of duodenum, jejunum and ileum.
In this case, the student is trying to show the parts of the duodenum that allow it to move food through the body.
The second one because it has to do with performing well and being able to adjust quickly.
The statement is true, passive behavior is a way of functioning in which the person tries to avoid any expression of their rights or feelings at a given time.
Passive conduct entails pronouncing nothing in a reaction, preserving feelings to yourself, hiding emotions from others, and possibly even hiding your emotions from yourself. Passive behavior is often cheating and entails letting other human beings violate your non-public right to be treated with appreciation and dignity.
They are non-confrontational and may come upon as being laid-back or reserved. They generally tend to express their evaluations in ways that do not involve or create non-public warfare. They are happy to go along with the float if they don't have a strong opinion on a selected subject matter.
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Answer:
Conditions that can destroy living cells and biomolecules include high and low temperatures; low amounts of oxygen and water and high levels. of salinity, acidity, alkalinity and radiation.
Explanation:
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