Which of the following vascular shunts connects the fetal left and right atria?

A) foramen ovale B) ductus venosus C) ductus arteriosus D) fossa ovalis


Answer: A

Anatomy & Physiology

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Of the 20 amino acids that animals use to construct proteins, how many are essential?

A) 8 B) 10 C) 12 D) All 20

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 Which number indicates the eponychium?

A. 1 B. 2 C. 3 D. 4 E. 5

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Surfactant prevents lung collapse since it lowers surface tension of the film of water lining each alveolar air sac

Indicate whether the statement is true or false

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The two main structures of the lymphatic system are the lymphatic vessels and the blood vessels

Indicate whether the statement is true or false

Anatomy & Physiology