Answer:
This causes the pulmonary valve to close in the tricuspid valve to open. this lets blood flow right into the right ventricle that was returned to the right atrium from the body. when the left ventricle contracts, the right ventricle also contracts. this causes the pulmonary valve to open and the tricuspid valve to close.
Explanation:
Hope this helped Mark BRAINLEST!!!
2 places that you can check your heart rate are neck and wrist.
All of the reasons you've listed are actually reasons why one might do physical training. A lot of people who do physical training do it for different reasons, whether that reason is pleasure, endurance, strength or just peer approval, is up to them. However, each one of them can be seen as a reason for physical training.
Answer:
Breastfed babies may become healthier children with:
Fewer instances of allergies, eczema, and asthma
Fewer childhood cancers, including leukemia and lymphomas
Lower risk of type I and II diabetes
Fewer instances of Crohn’s disease and colitis
Lower rates of respiratory illness
Fewer speech and orthodontic problems
Fewer cavities
Less likelihood of becoming obese later in childhood
Improved brain maturation
Greater immunity to infection