Across
- 2. these are the electrons that compose the outer shell of an atom
- 4. the action the muscular system performs to help the body generate heat
- 7. this plane divides the body lengthwise into right and left sides
- 9. this term describes the body region that includes the back of the head
- 13. this term describes the body region that includes the cheek
- 14. this body cavity includes the mediastinum and pleural cavity
- 16. compounds that ionize in water and create a solution capable of conducting electricity and are crucial for several bodily functions
- 17. this reaction involves building larger and more complex chemical molecules from smaller subunits
- 19. key functions of this body system include regulation of blood volume and pressure control of acid-base balance and excretion of wastes
- 20. this is created when two or more substances blend together rather than combine
- 23. this is the protein that carries oxygen in the blood
- 24. this substance releases a hydrogen ion when dissolved in water
Down
- 1. this element has the highest percentage of body weight in the human body
- 3. type of amino acid that must be obtained through diet
- 5. this term describes the body region that makes up the front of the elbow
- 6. key functions of this body system include protection sensation and temperature regulation
- 8. chemical substance that speeds up the rate of a reaction and is a protein
- 10. directional term that describes being away from the body's midline
- 11. the body has ____ abdominal quadrants
- 12. this number represents the percentage of cholesterol that is consumed through diet
- 15. this term describes the chemical reaction where two or more substances combine to form a different more complex substance
- 18. directional term that describes being closest to the point of origin
- 21. each number on the pH scale represents a ___-fold change in hydrogen concentration
- 22. this body cavity includes the cranial cavity