The vessel that carries oxygenated and nutrient-rich blood to the fetus is the ________
A) hepatic portal vein
B) umbilical vein
C) ductus arteriosus
D) umbilical artery
B
Anatomy & Physiology
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The respiratory system helps regulate body pH primarily by:
1.adjusting oxygen levels. 2.adjusting carbon dioxide levels. 3.adjusting bicarbonate levels. 4.adjusting ammonia levels.
Anatomy & Physiology
Calcium plays an essential role in all of the following except ________
A) DNA synthesis B) exocytosis C) blood clotting D) muscle contraction E) communication among neurons
Anatomy & Physiology
Which type of muscle tissues performs anaerobic respiration?
A. Smooth B. Cardiac C. Skeletal D. All of the answers are correct
Anatomy & Physiology
Carbon dioxide is transported in the blood in all the following ways except
a. bicarbonate ion b. carbonic acid c. directly dissolved d. bound to heme e. bound to globin
Anatomy & Physiology