P wave is the atria “firing”/depolarizing, the QRS complex is the ventricles depolarizing (and the atria are depolarizing while this happens), and the T wave is the ventricles depolarizing. Depolarizing is when it contracts, and repolarizing is when it relaxes and refills.
Answer:Chemical testing has high reliability and high validity.
Explanation:
Answer:
The correct option is: a. respiratory acidosis
Explanation:
Respiratory acidosis is a serious medical condition which is characterized by hypoventilation i.e. decrease in ventilation. Hypoventilation causes an increase in the carbon dioxide concentration in blood, thus <u>increasing the partial pressure of carbon dioxide</u> which leads to a <u>decrease in the pH of the blood</u>. Respiratory acidosis is of two types: acute and chronic.
Answer:
Explanation:
To say that someone is a peer implies that they are of equal standing. It can mean people who are of the same age, economic class, or grade within a profession. A peer group refers to a group of people of roughly the same age and status who spend time together. Peer pressure is the influence these people have on the life of the individual. It involves adapting behaviors that the individual would otherwise not adapt. If members of the group value a particular behavior there will be a kind of pressure to conform to this. So if friends drink alcohol, or use drugs, it can be hard to say no. Peer pressure can be a force for good or bad.
