The respiratory system helps in exchange of gases in the body from "summary" of NCERT Exemplar Problems-Solutions BIOLOGY class 12th by Arihant Experts
The respiratory system plays a crucial role in the exchange of gases in the body. This system consists of the nose, pharynx, larynx, trachea, bronchi, bronchioles, and lungs. It is responsible for the intake of oxygen and removal of carbon dioxide from the body. The process of gas exchange occurs in the alveoli, which are tiny sacs in the lungs where oxygen and carbon dioxide are exchanged between the air and blood. When we breathe in, oxygen from the air enters the lungs and diffuses into the blood in the capillaries surrounding the alveoli. At the same time, carbon dioxide from the blood diffuses into the alveoli to be exhaled out of the body during exhalation. The ...
Similar Posts
Elasticity in tissues affects movement and function
The elasticity of tissues within the human body plays a crucial role in determining how well we are able to move and function. ...
Bodyoriented therapies can help trauma survivors reconnect with their bodies
Many trauma survivors have spent years disconnected from their bodies, viewing them as sources of pain and discomfort rather th...
Hormonal balance is key to overall health
Hormones are vital messengers in the body that help regulate numerous physiological processes, including growth, metabolism, mo...
Recognize the impermanence of all things, including your thoughts and feelings
When you can truly see that all things, including your thoughts and feelings, are impermanent, you will be able to let go of th...
Art therapy can stimulate brain creativity
Art therapy has the remarkable ability to awaken and invigorate the brain's creativity. When individuals engage in artistic act...
Climate change poses a threat to global biodiversity
Global biodiversity is facing a grave threat due to climate change. The Earth's climate is changing at an unprecedented rate, p...
Snoring can be a sign of sleep apnea
Snoring is a common problem that many people experience at some point in their lives. It can be a nuisance to those who share a...
Mindfulness can help teens navigate transitions and changes
Navigating transitions and changes is an inevitable part of life, especially during the teenage years. From moving to a new sch...
Scientific literacy is essential for informed decisionmaking
Scientific literacy is the fundamental knowledge and understanding of scientific concepts and processes that enables individual...
Natural selection favors advantageous traits
Natural selection, a key mechanism driving evolution, operates by favoring individuals with advantageous traits that increase t...