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Two systems that work very closely together are our cardiovascular and respiratory systems. The cardiovascular system includes your heart and blood vessels, which function to remove deoxygenated blood from and return oxygenated blood throughout your body. ... The heart then sends the oxygenated blood out to the body. The respiratory system starts at the nose and mouth and continues through the airways and the lungs. Air enters the respiratory system through the nose and mouth and passes down the throat (pharynx) and through the voice box, or larynx.
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what's the evidence ? there is no picture or equation
Qualifications include the education, experience, skills and personal qualities you bring to the table. Examples of qualifications include: college degree, license, excellent communication skills, ability to life 50 pounds, attention to detail, commitment to diversity, dependability and a positive attitude.
Feeding - consuming food or items to statisfy hunger.
importance -
1) maintaining proper body(prevent muscles and organs from wasting away)
functioning
2) For brain development
3) to gain energy for activities
Stay safe online make sure not to give any personal info. Don’t talk to any strangers definitely if it can be prevented. If you feel uncomfortable and you feel like you are being used under any circumstances you need to tell a adult.
