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By making bones grow stronger and denser How does exercise help maintain healthy bones? Row 1, Col 1
Marrow. The spaces in bones are filled with a soft connective tissue called 3, 1
cartilage Much of a newborn baby’ skeleton is made of 5, 1
ligament. A strong connective tissue that holds movable joints together is a 1, 2
Backward or forward What kind of motion is possible with a hinge joint? 2, 2
vertebrae The bones that form the backbone are called? 3, 2
False True or false: Obtaining oxygen is a function of the skeleton 4, 2
Skeletal system Which organ system makes blood cells 5, 2
37* C No matter what the temperature of the air around you, your internal body temperature will be close to, (Celsius) 1, 3
homeostastis The process by which an organism’s internal environment is kept stable in spite of changes in the external environment is called 2, 3
Epithelial Which type of tissue lines your digestive track and allows you to digest and absorb the nutrients from food? 3, 3
Muscle tissue Which type of human body tissue can contract, or shorten? 4, 3
Nervous Tissue Messages are carried back and forth between the brain and other parts of the body by 5, 3
Nucleus What structure directs the activities of a cell 1, 4
Calcium This food group is a good source of calcium 2, 4
Compact Bone Beneath the outer membrane of bone there is a layer of 3, 4
Exercise regularly and include calcium in your diet What is the best way to prevent osteoporosis? 4, 4
Cardiac muscle Which type of muscle is found only in the heart? 5, 4
Skeletal muscle Which type of muscle tires quickly during exercise: 1, 5
While one muscle in the pair contracts, the other returns to its original length How do pairs of skeletal muscles work together? 2, 5
Muscle cells can only contract Skeletal muscles must work in pairs because 3, 5
Helps maintain strength and flexibility Exercise is important for muscles because it 4, 5
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