Across
- 4. The largest part of the brain, responsible for voluntary actions, reasoning, memory, and emotions.
- 5. System: The framework of bones and cartilage that supports the body and protects internal organs.
- 8. A small organ located under the liver that stores and releases bile to aid in fat digestion.
- 11. An organ in the lymphatic system that helps filter blood and supports the immune system.
- 13. A small tube attached to the large intestine; its function is not entirely understood, but it may play a role in the immune system.
- 14. Hormone: A hormone produced by the thyroid gland that regulates metabolism and energy use.
- 15. System: The system responsible for taking in oxygen and expelling carbon dioxide; includes the lungs and airways.
- 17. The process of breathing and using oxygen to release energy from food.
- 20. The outermost layer of skin that provides a protective barrier against environmental elements.
- 21. System: The system of muscles that enables movement, maintains posture, and produces heat.
- 24. The part of the brain that controls balance, coordination, and fine muscle movements.
- 25. A hollow organ in the urinary system that stores urine until it is excreted.
- 26. Tough connective tissues that attach muscles to bones.
- 28. A location where two or more bones meet, allowing movement.
- 29. Cord: A bundle of nerves that runs through the spine, transmitting messages between the brain and the body.
- 30. The liquid part of blood that transports nutrients, hormones, and waste products.
- 31. A nerve cell that transmits electrical signals to and from the brain and spinal cord.
- 32. A pair of organs in the urinary system that filter waste products from the blood and produce urine.
- 36. Tough, flexible connective tissues that connect bones to other bones at joints.
- 38. Gland: A small gland at the base of the brain that regulates growth and controls other glands in the endocrine system.
- 39. The deepest layer of skin that contains fat and connective tissue, helping to insulate the body and absorb shocks.
- 40. of Terms and Definitions
Down
- 1. The two main air passages that branch off from the trachea and lead to the lungs.
- 2. System: The system that moves blood, oxygen, and nutrients throughout the body, consisting of the heart, blood, and blood vessels.
- 3. A muscular organ that pumps blood through the circulatory system.
- 6. A large organ that processes nutrients, produces bile, and detoxifies harmful substances in the blood.
- 7. System: The system that removes waste products from the body and regulates water and electrolyte balance; includes the kidneys, bladder, and urethra.
- 9. System: A group of organs that work together to perform specific functions essential for the body’s health and survival.
- 10. Blood vessels that carry oxygen-rich blood away from the heart to the rest of the body.
- 12. System: The system that controls and coordinates body activities; includes the brain, spinal cord, and nerves.
- 16. An organ in the digestive and endocrine systems that produces insulin and digestive enzymes.
- 18. Stem: The lower part of the brain that connects to the spinal cord; controls basic life functions such as breathing, heartbeat, and digestion.
- 19. System: The body system that includes the skin, hair, nails, and glands; protects the body and regulates temperature.
- 22. The smallest blood vessels in the body where oxygen and nutrients are exchanged with waste products in tissues.
- 23. The inner layer of skin beneath the epidermis; contains nerves, blood vessels, hair follicles, and glands.
- 27. System: The system that breaks down food into nutrients the body can use and eliminates waste; includes the stomach, intestines, and related organs.
- 33. System: The system of glands that produce hormones to regulate bodily functions such as growth, metabolism, and mood.
- 34. Blood vessels that carry oxygen-depleted blood back to the heart.
- 35. System: The system that helps defend the body against infections and maintains fluid balance by transporting lymph.
- 37. A dome-shaped muscle that separates the chest cavity from the abdominal cavity; it plays a crucial role in breathing.