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Tiffany Price
Anatomy Week 1 to 5
| Question | Answer |
|---|---|
| Name the 3 main layers of the skin | dermis, epidermis and the hypodermis |
| what is the main role of the epidermis? | to ensure that harmful things such as UV radiations, and pathogens do not get into the body and also moderate water loss from the body. |
| what are the components of the dermis? | nerves, hair follicles, blood vessels, sebaceous glands, and the sweat glands |
| what role does the hypodermis play in the human body? | acts as an insulator, holds the skin firmly to the internal body tissues and stores energy. |
| outline the five main functions of the skeletal system | offers protection, ensures movement, gives the body the required support, production of cells and storage of minerals. |
| identify the main types of bones in the human body | the irregular bone, the long bone, the short bone and the flat bone. |
| differentiate between the spongy and compact bones | the spongy bone contains the red bone marrow and has the trabeculae while the compact bone is highly dense and strong |
| in adults, what bone has the red bone marrow | flat bones like ribs and pelvis and the long bones such as humerus and femur |
| Define osteoblasts | cells that are responsible of bone formation |
| what is the function of osteoclasts> | remodeling of bones |
| what is the main faction of red bone marrow > | formation of blood cells through hematopoiesis process |
| what is the importance of yellow bone marrow? | stores fats that can be changed to red blood cells incase there is a need. |
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T.ifanny