Unit 1 key terms

2. Away from the surface or further into the body.
3. The branch of biology concerned with the bodily structure of humans, animals, and other living organisms.
6. Used to refer to what is above something.
9. The chemical processes that occur within a living organism in order to maintain life.
10. Medical and scientific study of cells.
11. A position of the body lying face down.
12. Situated in or directed toward the tail or hind part, often used to describe animals.
14. Lying face upward.
16. Closer to the midline, or dividing line between right and left halves of the body.
19. A part of an organism that is typically self-contained and has a specific vital function.
20. away Below or toward the feet.
21. Able to adjust to new conditions
23. The back side or the direction toward the back.

1. Pertaining to the front of the belly of an organism, often used to describe animals.
4. Groups of cells that have a similar structure and act together to perform a specific function.
5. Situated nearer to the center of the body or the point of attachment.
7. Relating to the skull or cranium.
8. A branch of anatomy that deals with the minute structure of animal and plant tissues as discernable with the microscope.
11. The branch of biology that deals with the normal functions of living organisms and their parts.
13. Nearer the front, especially situation in the front of the body nearer the head.
15. The ability or tendency to maintain internal stability in an organism to compensate for environmental changes.
17. The back portion, often used to describe animals.
18. To the side of, or away from the middle or midline of the body.
22. Situated away from the center of the body.