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:Al Lewis symbol for Al
Answer:
The umbilical vein is connected with the vena cava through ductus venosus (structure B).
The Pulmonary artery is connected with the aorta through the ductus arteriosus (structure D)
Explanation:
The diagram depicts the mother and fetal circulation. Oxygenated blood enters the fetus through the umbilical vein. While some of this flow is diverted towards the developing liver vessels, the majority flows directly into the inferior vena cava, bypassing the liver by means of a transient fetal vessel called the ductus venosus.
In the normal postnatal circulation all of the blood coming from the pulmonary artery flows towards the lungs. In the fetus, however, a significant fraction of this blood is shunted into the Aorta instead through another transient fetal vessel known as the ductus arteriosus.
The correct answer among the choices given is option B. Iodine-131 is one important isotope of iodine. It is used in nuclear energy, medical diagnostic and treatment and natural gas production. However, low dosages of the isotope in the body are more dangerous since they kill thyroid tissues that will result to cancer.
Answer:
False
Explanation:
Going alone could cause a significant increase of getting hurt and not being able to heal. For example, let's say that you're going on a hike alone and you trip, fall and go unconscious. How would you be able to get help? However, if you were with friends, someone could call 911.
You can measure your level of intensity during a physical activity using the talk test and you can chose the type of activity based on your target hear rate and you could also use methods or ways best for you .did this help?