Across
- 1. an assistant to an important person
- 2. a semisolid mass, as of coagulated blood
- 4. pills or other treatment that help the sick get well
- 6. additional help: something that helps out a deficiency
- 7. the regular throbbing of the arteries
- 9. a measure of the warmth or coldness of an object or substance with reference to some standard value
- 12. finally; at the end of
- 14. either of the two upper chambers on each side of the heart that receive blood from the veins
- 15. any device for halting or controlling the flow of a liquid, gas, or other material through a passage, pipe, inlet, outlet, etc
- 17. something that helps or supports
Down
- 1. a quantitative deficiency of the haemoglobin
- 2. a detoxifier in the bloodstream
- 3. a dividing wall, membrane, or the like, in a plant or animal structure
- 5. changes; a repeated rise and fall
- 7. a sick person who is cared for, usually by doctors or nurses in a hospital
- 8. having too little of something; a shortage
- 10. a chemical made by the body that plays a role in sleep
- 11. cannot do without something; dependent on
- 13. essential: of great importance; intrinsic
- 16. one of the system of branching vessels or tubes conveying blood from various parts of the body to the heart