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Ana N
Week 1-6
| Question | Answer |
|---|---|
| What are the four major elements that make up the human body? | Oxygen,Carbon, Hydrogen, Nitrogen |
| What is the role of enzymes in chemical reactions? | Enymes act as catalysts that speed up reactions without being consumed |
| Describe the functions of Mitochondria, ribosomes, and the Golgi apparatus? | Mitochondria -makes ATP, Ribosomes - builds proteins, Golgi -stores and ships them. |
| What are the four main types of tissue found in the body? | Epithelial, connective, muscle, and nervous tissue |
| How does nervous tissue help maintain homeostasis? | By transmitting electrical impulses that regulate body functions |
| What are the two main layers of the skin & their functions? | Epidermis- Protection, Dermis- Support,stregnth,sensation |
| What are the major functions of the skeletal system? | support,protection,movement,mineral storage & blood cell formation |
| How does bone remodeling occur? | Old bone is removed by osteoclasts & replaced by osteoblasts |
| What bones make up the axial skeleton? | Skull, vertebral column & thoracic cage |
| What are the three types of muscle tissue? | Skeletal, cardiac, & smooth |