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Leaving cert Biology

18 - The musculoskeletal system

QuestionAnswer
2017 Q5 Name the 5 regions in the vertebral column and state how many bones are found in each. 1. Cervical - 7 2. Thoracic - 12 3. Lumbar - 5 4. Sacral - 5 5. Coccygeal - 4
2017 Q5 What are inter-vertebral discs made of and what is their function? Made of cartilage and their function is to act as a shock absorber.
2017 Q5 Name the cells that break down bone. Osteoclasts
2017 Q5 Name the cells that build bone. Osteoblasts
2017 Q5 Give two factors on which the continued renewal of bone depends. 1. Supply of calcium and vitamin D in the diet. 2. Regular amounts of exercise.
2014 Q11 What is meant by antagonistic muscle pair? A pair of muscles that work in opposing directions.
2012 Q3 Name a long bone in the human body. Femur
2012 Q3 State a role of cartilage. Prevents bone damage by absorbing shock and allows friction free movement.
2009 Q4 Where are the discs located in the human backbone? Between the vertebrae
2009 Q4 What is the function of the discs in the human backbone? Shock absorption
2009 Q4 Give a role for Yellow bone marrow. Fat storage or can convert to red bone marrow.
2009 Q4 Give a role for Red bone marrow. Blood cell formation.
2008 Q15 Give 3 roles of the skeleton. Support, Movement and Protection
2008 Q15 What is an axial skeleton? Consists of the vertebral column, the skull and the rib cage.
2008 Q15 Give a role for tendons. Joins muscle to bone.
2008 Q15 Suggest a treatment for a named disorder of the musculoskeletal system. Painkillers for arthritis.
Created by: neilkelly