Unit 313 - Assessment of oral health and treatment planning 3

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1. Erythrocytes are disc-shaped cells that contain no nucleus, so they cannot divide and replace themselves, a constant supply is therefore made. In which structure does this occur?

  • Liver
  • Cartilage
  • Bone marrow
  • Lymphatic system
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2. The heart is a muscular pump situated in the thoracic cavity. Which of the following blood vessels delivers oxygenated blood around the body?

  • Pulmonary vein
  • Aorta
  • Pulmonary artery
  • Inferior vena cava

3. A 24 year old patient attends surgery for a routine exam and the dentist states the patient exhibits dental hypodontia. Which of the following demonstrates this?

  • Absent teeth
  • Additional teeth
  • Abnormally small teeth
  • Abnormally large teeth

4. A patient completes a medical history form and notes that she takes salbutamol. Which medical condition is she most likely to have?

  • Asthma
  • Angina
  • Diabetes
  • Epilepsy

5. During respiration the amount of oxygen and carbon dioxide in the lungs alters during gaseous exchange. Which of the following is the approximate amount of carbon dioxide present in expired air?

  • 4%
  • 12%
  • 16%
  • 8%
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