Unit 1 key terms

1. Describes the back or direction toward the back of the body
4. The ability or tendency to maintain internal stability in an organism to compensate for environmental changes.
6. Lying face upward.
8. Relating to the skull or cranium
11. closer to the midline, or dividing line between right and left halves of the body.
13. Situated nearer to the center of the body or the point of attachment.
16. The branch of biology that deals with the normal functions of living organsisms and their parts.
19. groups of cells that have a similar structure and act together to perform a specific function.
20. Used to refer to what is above something.
22. Nearer the front, especially situation in the front of the body nearer the head.
23. Able to adjust to new conditions

2. A part of an organism that is typically self contained and has a specific vital function.
3. Situated behind; situated at or toward the hind part of the body.
5. Below or toward the feet.
7. Lying at or extending toward the right or left side; lying away from the median axis.
9. The branch of biology concerned with the bodily structure of humans, animals, and other living organisms.
10. Away from the surface or further into the body.
12. Situated away from the center of the body.
14. A branch of anatomy that deals with the minute structure of animal and plant tissues as discernable with the microscope.
15. Medical and scientific study of cells.
16. A position of the body lying facedown.
17. Pertaining to the front of the belly of an organism.
18. The chemical processes that occur within a living organism in order to maintain life.
21. Situated in or directed toward the tail or hind part, often used to describe animals.