Respiratory System

Edit Answers
12345678910
Across
  1. 4. -breathe out
  2. 5. -fine branching blood vessels that form a network between the arterioles and venules.
  3. 7. -the hollow muscular organ forming an air passage to the lungs and holding the vocal cords in humans and other mammals; the voice box.
  4. 8. - the major muscle of respiration. It is a large, dome-shaped muscle that contracts rhythmically and continually, and most of the time, involuntarily.
  5. 9. -olds of membranous tissue that project inward from the sides of the larynx to form a slit across the glottis in the throat, and whose edges vibrate in the airstream to produce the voice.
  6. 10. - he membrane-lined cavity behind the nose and mouth, connecting them to the esophagus.
Down
  1. 1. -breathe in
  2. 2. - The network of organs and tissues that help you breathe.
  3. 3. -many tiny air sacs of the lungs which allow for rapid gaseous exchange.
  4. 6. -any of the major air passages of the lungs which diverge from the windpipe.