Need help answering numbers 4,5 and 1,2,3, and 4. List the vessels that transpor

Question

Need help answering numbers 4,5 and 1,2,3, and 4.
List the vessels that transport blood to and from the lungs. Why is the aorta called the major artery of the systemic circulation? Trace a drop ofoxygenated blood from the heart to the right forelimb. 4. 5. Application and Analysis 1. How is branching of the aortic arch different between pigs and humans? 2. Name three blood vessels found in pigs but not in humans. 3. Describe the differences between the origins of the left and right common carotid arteries in pigs and humans. How is branching off of the abdominal aorta at the pelvis in pigs different from this branching in humans? 4.

Explanation / Answer

4. 2 Pulmonary arteries send deoxygenated blood to lungs for oxygenation which is returned by 4 pulmonary veins into left auricle of heart.

5. Aorta is the major blood vessel as it arises from left ventricle of heart. This vessels receives blood from left ventricle and sends off to different body parts through different small arteries.

1.In humans, aortic arch divides into brachiocephalic, left common carotid, and left subclavian arteries. The brachiocephalic artery furthur breaks into the right subclavian and the right common carotid.

In case of pig, the aortic arch has only 2 branches, the brachiocephalic trunk and the left subclavian artery. The brachiocephalic branches into the right subclavian and the left and right common carotid arteries.

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