Answer:
B) Valves closing
Explanation:
A healthy heart makes a lub-dub sound with each beat. This sound comes from the valves shutting on the blood inside the heart. The first sound (the lub) happens when the mitral and tricuspid valves close.
Headache, nausea, vomiting, constipation, dizziness, spinning sensation, drowsiness, slurred speech, loss of balance or coordination, swollen or tender gums, sleep problems (insomnia), nervousness, tremors, rash.
Answer:
Ideally consult, if there is any adverse effect that is harming you, and that is the cause of the displeasure, if such, you should report it to your doctor and immediately discontinue the medicine.
The aorta is the body's main artery therefore that makes the aorta the main supply of pressure to make the blood flow.
An abortion. It is carried out for many reasons including unwanted pregnancies, cases where the parents are too young, lack of funds to keep the baby, death of baby inside the womb etc.