Answer: A.
Explanation: a system of alternative medicine based on the theory that diseases can be successfully treated or prevented without the use of drugs, by techniques such as control of diet, exercise, and massage.
D. oxygen,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,,
The correct answer for those one, is Anhedonia
Answer:
Yes
Explanation:
When someone has high blood pressure: The heart has to pump harder. The arteries (blood vessels that carry the blood away from the heart) are under greater strain as they carry blood.
Answer:
Lumen corresponds to the central opening of a vessel (option d).
Explanation:
From the biological point of view, lumen is the internal space of any structure or tubular organ, whose purpose is the conduction of substances through it.
In the case of blood vessels, the lumen is a central space covered by a simple epithelium, called the endothelium, which ensures the passage of blood in a fluid form.
The other options do not correspond to the answer:
<em> a. </em><u><em>Vessel that empties into the right atrium</em></u><em> is the vena cava</em>
<em> b. </em><u><em>Fibrous sac around the heart </em></u><em>is the pericardium.
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<em> c. </em><u><em>Structure that keeps fluid moving forward</em></u><em>, it is a blood vessel.
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<em> e. </em><u><em>Lower, pointed region of the heart</em></u><em>, corresponds to the cardiac apex.</em>