Across
- 3. a structure that permits a neuron to pass an electrical/chemical signal to another neuron
- 5. an action that is harmful to the lungs, commonly done with cigarettes.
- 8. the intensity at which blood flows through blood vessels
- 9. primary organs of respiration in humans
- 11. blockage of blood flow to the heart muscle
- 12. scientific name for red blood cells
- 18. the time period when the heart is in a state of relaxation and dilatation
- 19. smallest blood vessels
- 20. the blood type with no antigens
- 21. scientific name for white blood cells
- 22. contraction of the myocardium
- 24. the part of the brain involved in sensory and motor signal and the regulation of consciousness and sleep
Down
- 1. carry deoxygenated blood to the heart
- 2. a medical device used to regulate the beating of the heart
- 4. maximum volume of air one can displace through inhalation and exhalation
- 6. portion of the brain that controls autonomic functions like breathing, digestion, heart and blood vessel function
- 7. system with a network of organs and vessels that help in the flow of blood, nutrients, hormones, and oxygen to and from cells
- 10. small diameter blood vessel that branches out from an artery
- 13. system responsible for taking in oxygen and expelling carbon dioxide
- 14. the normal volume of air displaced between inhalation and exhalation
- 15. called thrombocytes
- 16. a specialized cell transmitting nerve impulse
- 17. system that transmits impulses between parts of the body
- 19. part of the brain at the back of the skull that coordinates and regulates muscular activity
- 23. tube that connects the pharynx and larynx to the lungs