There are two phases of the cardiac cycle. These phases are diastole and systole. The dicrotic notch is found during systole, specifically ventricular systole.
Systole is the time when <span>left and right ventricles contract and eject blood into the aorta and pulmonary artery.
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Diastole is the time when the ventricles are not contracting or are in a relax mode.
Answer:
Vaccines available to prevent communicable diseases and illnesses
Chickenpox (Varicella)
Diphtheria.
Flu (Influenza)
Hepatitis A.
Hepatitis B.
Hib.
HPV (Human Papillomavirus)
Measles.
Explanation:
Answer:
The nutrients that provide energy are commonly referred to as macronutrients (carbohydrates, lipids, and proteins). Carbohydrates and proteins provide a similar amount of energy per gram of food.
It is B) because teenagers brains are still growing.