Across
- 2. linear clefts in the skin that indicate the direction of orientation of the underlying collagen fibers
- 6. the space formed inside the skull
- 7. an orange or red plant pigment found in carrots and many other plant structures. It is a terpenoid hydrocarbon with several isomers, including beta-carotene
- 12. largest hollow space of the body
- 15. the second largest hollow space of the body
- 19. further back in position; of or nearer the rear or hind end, especially of the body or a part of it
- 21. the technical term for our skin
- 22. toward the middle or center
- 26. low or lower in position
- 28. a membrane, or sac, that surrounds your heart
- 29. of, on, or relating to the underside of an animal or plant; abdominal
- 30. a mesothelial tissue which lines certain internal cavities of the body, forming a smooth, transparent, two-layered membrane lubricated by a fluid derived from serum
- 31. an enveloping or external layer or covering (as of skin, hair, scales, feathers, or cuticle) of an organism or one of its parts
Down
- 1. a bowl-like structure that sits below the abdominal cavity
- 3. A type of simple sweat gland that is found in almost all regions of the skin
- 4. (especially of body tissue) used for the storage of fat
- 5. A longitudinal plane that divides the body of a bilaterally symmetrical animal into right and left sections
- 8. the upper central region of the abdomen
- 9. lines the insides of organs and cavities throughout your body that are exposed to particles from the outside
- 10. a red protein responsible for transporting oxygen in the blood of vertebrates. Its molecule comprises four subunits, each containing an iron atom bound to a heme group
- 11. nearer the front, especially situated in the front of the body or nearer to the head
- 13. the outermost layer of the epidermis and marks the final stage of keratinocyte maturation and development
- 14. the surface epithelium of the skin, overlying the dermis
- 16. (of a gland) secreting sweat
- 17. of, on, or relating to the upper side or back of an animal, plant, or organ
- 18. an imaginary plane dividing the body into dorsal and ventral parts
- 20. The space enclosed by the pleura, which is a thin layer of tissue that covers the lungs and lines the interior wall of the chest cavity
- 23. the thick layer of living tissue below the epidermis which forms the true skin, containing blood capillaries, nerve endings, sweat glands, hair follicles, and other structures
- 24. multicellular glands which release some of their cytoplasm in their secretions, especially the sweat glands associated with hair follicles in the armpits and pubic regions
- 25. a fibrous protein forming the main structural constituent of hair, feathers, hoofs, claws, horns, etc
- 27. any of the muscular-walled tubes forming part of the circulation system by which blood (mainly that which has been oxygenated) is conveyed from the heart to all parts of the body