Answer:
The correct answer will be option B-through the aortic semilunar valve.
Explanation:
Ventricles are the lower chambers of the heart which pump blood to the lungs and tissues of the body.
The left ventricle pumps the oxygenated blood to the systemic circuit through the aortic semilunar valves which prevent the back flow of the oxygenated blood from the aorta to the left ventricle. These aortic valves are smaller than atrioventricular valves with cusps in the shape of cups which control the back flow of the blood.
Thus, option B-through the aortic semilunar valve is the correct answer.
This is contradictory because some teachers might teach it does and same do not. It protects people, so I would say true, but on what level does it truly protect them?
Answer:
The best answer to the question: There are three types of speeches: informational speech, persuasive speech and special occasion speech, woud be: True.
Explanation:
Communication is a vital part of human activities. But it is even more important when we are interacting with other people, especially if we are talking about large groups of people, and not just two. In speech giving, particularly, oral skills must be put to the test as these are meant to convey a message through words and gestures and the effectiveness of this goal will depend on whether the speech has been well written, and well chosen for a specific ocassion. As such, in oral communication, there are three general types of speeches, each with a particular objective. Informational, or informative, where the objective is precisely to inform about an even, a person, or a place, persuasive, which are probably the most used, and they include arguments, and finally, speeches for special occasion. Therefore the statement above is true.
Answer:
Vitamin E is a fat-soluble vitamin with several forms, but alpha-tocopherol is the only one used by the human body. Its main role is to act as an antioxidant, scavenging loose electrons—so-called “free radicals”—that can damage cells.
Explanation:
hope it will help you
The main advantages of the oral route of drug administration over other routes are its non-invasiveness, patient compliance and convenience of drug administration.
<h3>What is drugs?</h3>
A drug is any chemical substance that, when eaten, induces a change in the physiology or psychology of an organism. Food and substances that give nutritional assistance are often distinguished from drugs. Drugs can be consumed through inhalation, injection, smoking, ingestion, absorption through a patch on the skin, suppository, or dissolving beneath the tongue.
A drug is a chemical substance with a recognized structure that, when delivered to a living creature, exerts a biological effect.
A pharmaceutical drug, often known as a medication or medicine, is a chemical compound that is used to treat, cure, prevent, or diagnose a disease, or to improve health.
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