The SA node sends out regular electrical impulses from the top chamber )the atrium) causing it to contract and pump blood into the bottom chamber (the ventricle).
Answer:
High population growth rate/size.
High rates of unemployment.
Explanation:
This could cause the contact of HIV, hepatitis C, and other viruses.
Answer:
Alcohol
Explanation: Alcohol in moderation isn't bad but when one starts drinking heavily it can be detrimental to one's health
Answer:
Explanation:
Difference Between Equivalence Point and Endpoint
Definition. Equivalence Point: Equivalence point is the actual point where the chemical reaction in the titration mixture ends.
Stoichiometry. Equivalence Point: Equivalence point gives the point where the unknown analyte has completely reacted with the titrant.
Color Change. …
End of Reaction. …
Conclusion.
