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Stack #4539313
| Question | Answer |
|---|---|
| List the levels of organization in the human body ? | -Chemical -organelle -cellular -tissue -organ -Organ system -Organism |
| Define Homeostasis | Is the maintenance of a stable internal environment despite external changes. |
| What is the difference between negative feedback and positive feedback? | -NEGATIVE FEEDBACK, the response opposes the original stimulus -POSITIVE FEEDBACK, the response amplifies the original stimulus |
| Which four elements form the back bone of the organic molecules in the human body? | -Carbon -Hydrogen -Oxygen -Nitrogen |
| What are the main four types of organic molecules found in the human body? | -Carbohydrates -Lipids -Proteins -Nucleic Acids (DNA and RNA) |
| What are the four major types of tissues? | -Epithelial Tissue -Connective Tissue -Muscle Tissue -Nervous Tissue |
| What are the body planes? | -Sagittal -Frontal -Transverse |
| What is the concept "Set point" in homeostatic mechanism? | -Its the target or value of the physiological parameter, the range where everything works best |
| What are the main functions of the integumentary system ? | -Protection -Sensation -Temperature regulation -Excretion -Vitamin D production |
| What are the main functions of the skeletal system? | -Support -Protection -Movement -Mineral Storage -Blood cell production |
| What are the two main layers of the skin and what is found in each? | -Epidermis: outer layer, made with stratified squamous epithelial cells, contains (melanocytes) -Dermis: the thicker inner layer made of connective tissue, contains blood vessels, nerves, hair follicles, sweat glands, and sebaceous glands. |