Across
- 2. a surgical operation in which a bone flap is temporarily removed from the skull to access the brain.
- 5. the absence of a major portion of the brain, skull, and scalp that occurs during embryonic development.
- 6. a thin sheet of muscle between the thorax and the abdomen
- 8. an abnormal collection of air in the pleural space between the lung and the chest wall.
- 9. a genetic disorder caused by the presence of all or part of a third copy of chromosome 21.
- 11. a blood clot formed in situ within the vascular system
- 12. a condition in which the bones become weak and break easily
- 14. a variety of sound that is heard when no corresponding external sound is present.
- 15. a viral disease that causes encephalitis in humans and other mammals.
Down
- 1. a thin mucous membrane that lines the inside of the eyelids and covers the sclera
- 3. a condition in which a person has fewer red blood cells than normal
- 4. a type of glioma that are believed to originate from the oligodendrocytes of the brain
- 7. a condition that occurs due to excessive production of thyroid hormones by the thyroid gland
- 9. diagnostic tool published by the American Psychiatric Association (APA)
- 10. the main and largest artery in the human body
- 13. a disease resulting from a lack of vitamin C