A newborn infant has diffi culty breathing and swallowing. Radiographic examination reveals constrictions of both the trachea and esophagus in the same plane. Which of the fol lowing congenital malformations is the most likely cause of this condition? (A) Double aortic arch (B) Persistent right 2nd aortic arch (C) Persistent left 4th aortic arch

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Q: 12. The drawing below shows the respiratory system of a human: 111 E B K i) State the name of…

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A: BASIC INFORMATION CARTILAGE  Unlike bone it is soft and flexible in nature.  Proteins and sugars…

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Q: What is the name of the tiny sacs in the lungs where the lungs where the gas exchange occurs?

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Q: What happens to the heart sounds when the subject undergoes deep inspiration?

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Q: Identify and discuss the blood supply to and from the lungs.

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Q: state 10 functions of haemoglobin

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Q: The capillaries around the alveoli comes from which blood vessel?

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Q: Figure shows nervous control during breathing. a)What happened to S during inspiration? b)Identify…

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