Across
- 2. Tissue Function: Voluntary and involuntary movements.
- 4. Tissue Function: Receiving and transmitting nerve impulses.
- 5. Organic molecules that the body needs in very small amounts are called _______.
- 7. _____, or lipids, are an important part of a healthy diet.
- 9. Tissue Tissue that provides support for the body and connects its parts is ________.
- 10. and complex carbohydrates _______________ are a major source of energy for the body.
- 11. The _________ stored in food molecules is released during cellular respiration and used to produce the ATP molecules that power cellular activities.
- 13. cells Such as bone cells, blood cells, and muscle cells, are uniquely suited to perform a particular function.
- 14. Functions: Transports oxygen, nutrients, and hormonesto cells; fights infection; removes cell wastes; helps to regulate body temperature.
- 17. Your body's systems are working constantly to maintain a controlled, stable internal environment, despite changes in internal and external environments. This stable environment is called ________, which means "similar standing."
- 19. inhibition _________, or negative feedback, is the process in which a stimulus produces a response that opposes the original stimulus.
- 20. The _________ that the body needs include water, carbohydrates, fats, proteins, vitamins, and minerals.
- 21. fats Food manufacturers often modify unsaturated fats in vegetable oils by adding hydrogen to them. These processed fats are called _______.
- 23. A part of the brain called the __________ contains nerve cells that monitor both the temperature of the skin at the surface of the body and the temperature of organs in the body's core.
- 25. The most important nutrient is ______.
- 26. Is the amount of heat needed to raise the temperature of 1 gram of water by 1 degree Celsius.
Down
- 1. ___________ supply raw materials for growth and repair of structures such as skin and muscle.
- 3. Starches are broken down by the digestive system into simple sugars.
- 6. A group of different types of tissues that work together to perform a single or several related functions is called an
- 7. Whole-grain breads, bran, and many fruits and vegetables contain the complex carbohydrate cellulose, often called
- 8. Is the basic unit of structure and function in living things.
- 9. of fats Saturated or unsaturated
- 12. Tissue Function: Protection, absorption, and excretion of materials.
- 15. digestive system Converts food into small molecules that can be used by the cells of the body. Food is processed by the digestive system in four phases—ingestion, digestion, absorption, and elimination.
- 16. materials Food also supplies the ______________ used to build and repair body tissues. A healthy diet ensures that your body receives all of these required substances.
- 18. System Structures: Mouth, pharynx, esophagus, stomach, small and large intestines, recturn.
- 19. acids Some ______ called essential fatty acids cannot be made by the body and must be consumed in food.
- 22. Excess blood ____ is converted into glycogen, which is stored in the liver and in skeletal muscles.
- 24. Inorganic nutrients that the body needs, usually in small amounts, are called _____.