Homework:
We are in Book D Chapter 1.
Thursday: Read section and do vocab
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Study Guide quiz #1
Vocab:
Homeostasis: The maintenance of a constant internal state in a changing environment. The body trying to stay in balance.
Tissue: A group of similar cells that perform a common function
Organ: a collection of tissues that carry out a specialized function of the body
How many body systems there are and the main role of each (excluding reproductive- this is covered in Health next year)
Skeletal- supports and protects your body
Muscular-allows you to move
Integumentary- protects tissues
Cardiovascular- heart and blood move through body
Respiratory-allows you to breathe
Immune-fights germs and disease
Digestive-takes nutrients from food
Excretory- removes waste from body
Nervous-sends and receives electrical messages in body
Endocrine-chemical messengers/hormones
Reproductive-creates more humans
The levels of organization are: cell--tissue--organ--organ system--organism
The types of tissue in the body
nervous
epithelial
connective
muscular
Be ready to tell examples of how organ systems work together-
The muscular and skeletal systems work together to help you move. The muscles are attached to bones which help you move.
The digestive system takes nutrients from your food and the cardiovascular system moves them throughout the body. The excretory system removes the waste.
Here are some resources to aid your learning. We will do some in class.
Mr. Parr song on homeostasis:
https://www.youtube.com/watch?v=1iPndNB7mjw
Quiz yourself on your skeleton:
http://www.abcya.com/skeletal_system.htm
Quick review of the role of the skelton and bone review:
http://www.childrensuniversity.manchester.ac.uk/interactives/science/bodyandmedicine/theskeleton/