Biology

Biology, 26.08.2019 16:30, danizara8

What structure in the fetal heart allows for mixing of blood between the two atria?

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Biology, 24.06.2019 22:30, 23s40

Two remnants of fetal structures are observable in the adult heart- the ligamentum arteriosum and the fossa ovalis. the fetal heart structures are called the ductus arteriosus and the foramen ovale, respectively. what common purpose did they serve as functioning fetal structures? a. they allowed blood to bypass the non-functional fetal lungs. b. they supplied blood to the immature fetal heart muscle. c. they provided support the the delicate tissues of the developing heart. d. they received maternal blood from the umbilical cord.

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Health, 03.07.2019 04:30, lilpeepxliltracy

Which statement best describes the difference between atria and ventricles? atria push blood from the veins to the ventricles, and ventricles push blood from the atria to the arteries. atria push blood from the ventricles to the arteries, and ventricles push blood from the veins to the atria. atria are on the bottom of the heart, and ventricles are on the upper part of the heart. atria receive oxygenated blood, and ventricles receive deoxygenated blood.

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Biology, 23.08.2019 10:00, gabbymcdermid

Which statement best describes the difference between atria and ventricles? a.atria push blood from the veins to the ventricles, and ventricles push blood from the atria to the arteries. b.atria push blood from the ventricles to the arteries, and ventricles push blood from the veins to the atria. c.atria are on the bottom of the heart, and ventricles are on the upper part of the heart. d.atria receive oxygenated blood, and ventricles receive deoxygenated blood.

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