1. The cells of the SA node at the top of the heart are known as the pacemaker of the heart because the rate at which these cells send out electrical signals determines the rate at which the entire heart beats (heart rate).
2. septum : The septum is a thick wall of muscle that divides the heart. It separates the left and right sides of the heart.
3.The respiratory and circulatory systems work together to maintain homeostasis. The respiratory system moves gases into and out of the blood. The circulatory system moves blood to all parts of the body.
hope this helps! sorry I couldn't do all of them!
Answer:
Factors of socio-cultural environment is:
Attitudes and beliefs
Demographics
Religion
Language
Education
Family structure
Social Organization
Class Structure
Explanation:
Answer:
This idea helps control your blood sugar levels or also known as glucose levels, it also controls risk factors for heart diseases. These risk factors include high blood fats, and blood pressure. It also helps maintain your weight. Your body creates un needed rise in glucose when you eat extra fat and calories.
Explanation:
Explanation:
The measures that would be most effective is education on how it is spread, and other precautions; Like safe-sex, etc.
To best help those already infected, would be to also inform parents to take teens to get tested and to discuss with their healthcare provider on treatment options.