Question

1. which body cavity can be subdivided into four quadrants and nine regions: a. orbital cavity b. spinal cavity c. thoracic cavity d. abdominopelvic cavity e. nasal cavity 8. the muscular system consists of the: a. skeletal muscles and the muscles of the heart b. muscles of the heart c. muscles of the heart and those in the walls of the hollow organs d. skeletal muscles e. muscles in the walls of hollow organs 9. the lungs and heart are situated in the ____ body cavity. a. thoracic b. dorsal c. abdominopelvic d. cranial e. spinal 10. which two organ systems include the pancreas: a. digestive and respiratory systems b. endocrine and respiratory systems c. reproductive and urinary systems d. digestive and endocrine systems e. urinary and respiratory systems

Explanation:

• For question 7: The abdominopelvic cavity is divided into four quadrants and nine regions for anatomical reference.
• For question 8: The muscular system includes skeletal muscles, which are voluntary, and the muscles of the heart (cardiac muscle) and those in the walls of hollow organs (smooth muscle). But the most general - answer when asked about what the muscular system consists of is skeletal muscles.
• For question 9: The lungs and heart are located in the thoracic cavity, which is the chest - cavity.
• For question 10: The pancreas is part of the digestive system as it secretes digestive enzymes, and also part of the endocrine system as it secretes hormones like insulin and glucagon.

Answer:

1. d. abdominopelvic cavity
2. d. skeletal muscles
3. a. thoracic
4. d. digestive and endocrine systems