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Adriana Puente
Anatomy weeks 1-6
| Question | Answer |
|---|---|
| What is the main function of the cell membrane? | It controls what enters and leaves the cell - like a gatekeeper |
| What are 6 levels of organization in the body? | 1. chemical- atoms and molecules 2. cell- basic unit of life 3.tissue- group of similar cells 4. organ- contains two or more types of tissues 5. organ system- organs work together 6. organism all organ systems combined to make the whole organism |
| What bones are part of the appendicular skeleton? | 1. shoulder girdle- clavicle and scapula 2.arms and hands- humerus, radius, ulna, carpals, metacarpals, phalanges 3. pelvic girdle- hip bones (ilium, ischium, pubis) 4. legs and feet- femur, tibia, fibula, tarsals, metatarsals, phalanges |
| What are the main functions of the skin? | 1. protection 2. temperature control 3. sensation 4. vitamin D production 5. waste removal (through sweat) |
| What are the main tissues of the skin? | 1. epidermis- made of the epithelial tissue (outer layer, protection) 2. dermis- made of connective tissue (strength and support) 3. hypodermis (subcutaneous)- mostly fat /9adipose tissue) fro insulation and energy |
| What is the extracellular matrix and what is its role? | The extracellular matrix (ECM) is a network of proteins and molecules outside of the cell that: support and hold cells.together, provide strength and flexibility to tissue, and help cell communicate and grow |
| What are the four primary tissue types in the human body and what is their main function? | 1. epithelial tissue- covers bode surfaces and lines cavities; protects, absorbs, and secretes 2. connective tissue- supports, protects, and binds other tissue together 3. muscle tissue- responsible for movement through contraction. 4. nervous tissue- |
| What bones are part of the axial skeleton? | 1. skull- protect the brain 2. vertebral column (spine)- protect the spinal cord and support the body 3. rib cage - protect the heart and lungs |
| What is cytoplasm? | The cytoplasm is the jelly like fluid inside the cell that fills the space between the cell membrane and nucleus. |
| what is the main function of cytoplasm? | 1. holds organelles together 2. support cell shape 3. provide a place for many chemical reactions to happen 4. helps move material around the cell |