Practice Quiz

EMT Practice Test - Question List

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51. What of the following is true of capillaries?
  1. The connect arteries to veins
  2. They are found only in the hands and feet
  3. They allow for the exchange of nutrients and waste at the cellular level
  4. All of the above
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52. What is meant by systolic blood pressure?
  1. It is the pressure exerted against the walls of arteries when the left ventricle contracts
  2. It is the pressure exerted against the walls of arteries when the left ventricle is at rest
  3. It is the pressure exerted against the walls of veins when the left ventricle contracts
  4. It is the pressure exerted against the walls of veins when the left ventricle is at rest
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53. Where are the adrenal glands located?
  1. In the neck
  2. In the occipital lobe
  3. On top of the kidneys
  4. Behind the liver
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54. What organ secretes insulin, glucagon, and somatostatin?
  1. The testes
  2. The prostate
  3. The kidneys
  4. The pancreas
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55. What is the name for a substance secreted by an endocrine gland that has effects upon other glands or systems of the body?
  1. Serum
  2. Plasma
  3. Hormone
  4. Synovial fluid
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