ANATOMICAL TERMINOLOGY: Body Cavities

1. For each body cavity listed below, name one organ found in that body cavity: Pelvic______Abdominal______Spinal ______Thoracic______

2. The organs within the body are located within ______. Each of these cavities is lined with membranes and contains organs. The major body cavities include the ______cavity, which houses the brain, the ______cavity for the heart and lungs, the ______cavity, mainly for the digestive organs, and finally the ______cavity, for the reproductive organs.

3. Label the cavities on Figure E.

3 2

7 4 5

FIGURE E

Who Am I?

4. I am the cavity that contains the brain and spinal cord. ______

5. I am the cavity that contains the thoracic and abdominopelvic cavities. ______6. Label the and what part of the body it contains.

Match the organs with what cavity they are in.

CAVITY ORGAN

7. ______cranial cavity A. stomach

8. ______spinal cavity B. reproductive organs

9. ______thoracic cavity C. brain

10. ______abdominal cavity D. small intestines

11 .______pelvic cavity E. urinary bladder

F. spinal cord

G. liver, gallbladder, pancreas and spleen

H. lung

12. ______– contains brain and spinal cord - the brain is in the ______and the spinal cord is in the ______. 13. ______or ______contains the ______and ______The thoracic cavity contains the lungs and heart. 14. ______contains stomach, intestines, liver, gallbladder and pancreas 15. ______contains urinary bladder and reproductive organs 16. ______– formed by putting two thin layers of tissue together, cells may secrete a fluid 17. ______– lines digestive, respiratory, reproductive and urinary systems – produces mucous to lubricate and protect the lining 18. ______– double-walled membrane - produces a watery fluid, lines closed body cavities 1. The outer part of the membrane that lines the cavity is the ______membrane 2. The part that covers the organs is the ______membrane. 3. ______– lines thoracic or chest cavity and protects the lungs 4. ______– lines the heart cavity and protects the heart 5. ______– lines the abdominal cavity and protects abdominal organs

19. Which body cavity would have to be opened for the following types of surgeries or procedures? (Use the key to find the correct choice, and write the letter in same-numbered blank. More than one choice may apply for some surgeries/procedures.) a. abdominopelvic c. dorsal e. thoracic b. cranial d. spinal f. ventral 1. ______surgery to remove a cancerous lung lobe 2. ______removal of the uterus, or womb 3. ______removal of a brain tumor 4. ______appendectomy 5. ______stomach ulcer operation 6. ______delivery of preoperative "saddle" anesthesia

20. Name the muscle that subdivides the ventral body cavity. ______

21. What are the bony landmarks of the abdominopelvic cavity? ______

22. Which body cavity affords the least protection to its internal structures? ______

23. What is the function of the serous membranes of the body? ______24. Using the key, identify the small body cavities described below. Write the correct letter in each blank line. a. middle ear cavity c. oral cavity e. synovial cavity b. nasal cavity d. orbital cavity

______1. holds the eyes in an anterior-facing position ______2. houses three tiny bones involved in hearing ______3. contained within the nose ______4. contains the tongue ______5. surrounds a joint

25. On the incomplete flowchart provided below: Fill in the cavity names as appropriate to boxes 3 through 8. Then, using either the name of the cavity or the box numbers, identify the descriptions in the list that follows.

______a. contained within the skull and vertebral column ______b. houses female reproductive organs ______c. the most protective body cavity ______d. its name means "belly" ______e. contains the heart ______f. contains the small intestine ______g. bounded by the ribs ______h. its walls are muscular