CIBTAC Skeletal System QUESTIONS AND ANSWERS

5 functions of the skeletal system *SADPAM* correct answer: 1. Shape + support 2. Absorption of minerals 3. Developing red blood cells 4. Protection of Internal Organs 5. Attachment of Muscles 6. Movement Divisions of the Skeleton correct answer: Axial + Appendicular Axial (5) : Cranium, Vertebra column, sternum, ribs, hyoid Appendicular (4) : Pectoral Girdle, Pelvic Girdle, Upper Limbs, Lower limbs 2 types of cells in the skeletal system and their function correct answer: Osteoblasts: bone formation OsteoClasts: breaks down/Reabsorbs/Recycles Red Bone Marrow is found in the... correct answer: Cancellous Bone : produces blood cells Yellow bone marrow is found in the... correct answer: Compact Bone : stores fat tissue What is a joint? correct answer: an articulation between 2 or more bones How many types of Joints? correct answer: Synovial : lots of movement (6 types) Cartilageneous: some movement (Spine) Fibrous: fixed (skull) What is the bone covered in? correct answer: Periosteum (fibrous membrane) Which 3 bones make up the innominate bone (hip bone) correct answer: Ilium, Ischium, Pubis Where does a long bone grow from? correct answer: Diaphysis (shaft) Which bones make up the hip joint? correct answer: Head of Femur & Acetabulum What is the process that turns cartilage into bone? correct answer: Ossification List the 8 Cranial bones correct answer: 1. Frontal 2. Parietal x2 3. Occipital 4. Temporal x2 5. Ethmoid 6. Sphenoid Which bone makes the roof of the eye socket? correct answer: Sphenoid Which bones form the crown and sides of cranium? correct answer: Parietal What is the difference between a true & false rib? correct answer: True Rib- Directly attaches to sternum False Rib- Indirectly attaches to sternum Which cells reabsorb bone? correct answer: OsteoClasts