Questions

The Aortic valve - located between the left ventricle and the aorta

The Mitral valve - located between the left atrium and left ventricle

The Tricuspid valve - located between the right atrium and the right ventricle (and) 

The Pulmonary (pulmonic) valve - located between the right ventricle and the pulmonary artery.

Medical Sociology is the systematic study of how humans manage their health problems, wellness and disorders and how they overcome sick to be healthy.

Garbage burning is common in rural areas, but it poses health concerns and hazards to the environment. It especially affects people with sensitive respiratory systems, as well as children and the elderly.

Benefits ::

• It produces methane that can be used like natural gas.
• It partially addresses the solid waste disposal problem.
• It provides biomass energy.

Hence, it creates more space for farming is not the benefit of the burning garbage.

Vienna has become the world's most pleasant city to live in by topping the Global Liveability Index of the Economist Intelligence Unit by dislodging Melbourne, the Austrian capital.

While Damascus retained the last place and Dhaka, Bangladesh's capital was in second last place in the annual survey examined 140 metropolitan cities.

 Copyright law safeguards the expression of thoughts and facts, not simply the thoughts and actualities. Thoughts are fair diversion for everybody to express in their own words.

Works that are protected by copyright are ::

Literary works,

Musical works, including any accompanying words

Dramatic works, including any accompanying music

Pantomimes and choreographic works

Pictorial, graphic, and sculptural works

Motion pictures and other audiovisual works

Sound recordings

Architectural works.