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Bioscience intro
The integumentary system | Hair, skin, nails |
Skeletal system | Cartilage, bones, joints |
Muscular system | Skeletal muscles, tendons |
Nervous system | Brain, spinal cord, peripheral nerves |
Endocrine system | (Secrete Hormones) pituitary gland, thyroid gland, pancreas, adrenal gland, testes, ovaries |
Cardiovascular System | Heart, blood vessels |
Lymphatic System | Thymus, lymph nodes, spleen, lymphatic vessels |
Digestive system | Stomach, liver, gall bladder, large intestine, small intestine |
Urinary system | kidneys, bladder |
Reproductive systems | Mammary glands, ovaries, uterus (female) epididymus, testes (male) |
Define Homeostasis | Maintaining stable internal body conditions within the normal range, all the body systems work together to maintain it. |
Name the levels of organisation in the body | Chemical (molecular) level, Organelle level, cellular level, tissue level, organ level, system level, organism level. |
Example of chemical (molecular) level | Atoms, molecules |
Example of organelle level | Mitochondria |
Example of cellular level | Smooth muscle cell |
Example of tissue level | smooth muscle |
Example of organ level | Bladder |
Example of system level | Urinary system |
Definition for structure | What something is made of (anatomy) |
Definition for function | How something works (physiology) |
Function of receptors | monitor the conditions in the body |
Function of control centre | Determines if body conditions have altered from their normal limits |
Function of effectors | Produce a response to a change within the body to return it to it's normal range |
What is negative feedback? | The reversal of a change to restore homeostasis |
Describe the anatomical position | The person is standing straight and facing forwards. The feet are flat on the floor and directed forward and the arms are at the sides with palms facing forward. |