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MA 1 UNIT 2
SKELETAL SYSTEM
| Question | Answer |
|---|---|
| WHAT DOES THE MUSCULOSKELETAL SYSTEM INCLUDE? | BONESMUSCLESJOINTS |
| HOW MANY BONES DOES AN ADULT HAVE? | 206 |
| WHAT ARE THE FUNCTIONS OF THE BONES? | FRAMEWORKPROTECT & SUPPORT THE INTERNAL ORGANSSERVE AS A POINT OF ATTACHMENT FOR MUSCLESASSISTING IN MOVEMENTPROVIDE FOR FORMATION OF RED BLOOD CELLS STORE MINERALS |
| WHAT ASSISTS IN MOVEMENT? | BONES |
| WHERE IS RED BONE MARROW? | IN BONES WHICH PROVIDE FOR FORMATION OF RED BLOOD CELLS |
| WHAT MINERALS ARE STORED BY THE BONES? | CALCIUMPHOSPHERUS |
| DO THE BONES PROTECT & SUPPORT THE INTERNAL ORGANS? | YES |
| WHAT ARE JOINTS? | PLACES WHERE BONES COME TOGETHER |
| HOW MANY TYPES OF JOINTS ARE THERE? | MANY |
| WHAT IS THE TYPE OF JOINT DETERMINED BY? | THE AMOUNT OF MOVEMENT NEEDED |
| MUSCLES ARE RESPONSIBLE FOR WHAT? | MOVEMENT |
| WITHOUT MUSCLES COULD OUR BONES MOVE? | NO |
| OSTEOBLASTS ARE IMMATURE OSTEOCYTES THAT DO WHAT? | PRODUCE BONY TISSUE THAT REPLACES CARTILAGE DURING OSSIFICATION |
| WHAT ARE OSTEOCLASTS? | LARGE CELLS THAT REABSORB, OR DIGEST BONY TISSUE |
| WHEN IS THE BEST TIME TO BUILD NEW BONE TISSUE? | WHEN YOU ARE SLEEPING |
| WHAT IS THE PURPOSE FOR HAVING OSTEOBLASTS & OSTEOCLASTS? | TO PRODUCE NEW BONE GROWTH |
| WHAT IS THE FORMATION OF BONE DEPENDENT ON? | PROPER SUPPLY OF CALCIUM & PHOPSHERUS |
| WHERE ARE THE BONES? | ARMSLEGS |
| WHAT ARE THE WRIST & ANKLE BONES? | SHORT BONES |
| WHERE ARE THE FLAT BONES? | SHOULDERRIBSPELVISSKULL |
| WHAT IS THE PURPOSE OF FLAT BONES? | TO COVER BODY PARTS |
| WHAT IS THE SHAPE OF SESAMOID BONES? | SESEAME SEED LIKE |
| WHAT IS THE LARGEST EXAMPLE OF A SESAMOID BONE? | THE PATELLA |
| WHAT IS THE PATELLA? | THE KNEE CAP |
| WHERE ARE SESAMOID BONES FOUND? | NEAR JOINTS |
| WHAT ARE THE 3 MAIN STRUCTURES OF THE LONG BONE? | DIAPHYSISEPIPHYSISEPIPHYSEAL PLATE/LINE |
| WHAT IS THE DIAPHYSIS? | THE SHAFT OF THE LONG BONE |
| WHAT IS THE END OF THE LONG BONE CALLED? | EPIPHYSIS |
| WHAT IS THE EPIPHYSEAL PLATE/LINE? | A THIN LAYER OF CARTILAGE AT THE END OF THE BONE |
| WHAT IS THE EPIPHYSEAL PLATE/LINE REPLACED BY? | BONE GROWTH |
| WHAT IS THE PURPOSE OF THE EPIPHYSEAL PLATE/LINE? | TO MAKE THE LONG BONE GROW |
| IS THERE AN EPIPHYSEAL PLATE/LINE IN ADULTS? | NO |
| WHY IS THERE NO EPIPHYSEAL PLATE/LINE IN ADULTS? | IT CALCIFIES & DISAPPEARS |
| DOES THE PERIOSTEUM COVER THE ENTIRE BONE? | NO |
| WHAT PART OF THE BONE DOES THE PERIOSTEUM NOT COVER? | THE EPIIPHYSES OF LONG BONE |
| WHAT IS THE PURPOSE OF THE PERIOSTEUM? | TO PROTECT THE BONE |
| WHAT IS THE STRUCTURE OF THE PERIOSTEUM? | STRONG FIBROUS VASCULAR MEMBRANE |
| WHAT DOES THE ARTICULAR CARTILAGE COVER? | THE EPIPHYSIS |
| WHAT LIES BENEATH THE PERIOSTEUM? | COMPACT BONE |
| WHERE IS COMPACT BONE CHIEFLY? | AROUND THE DIAPHYSIS OF LONG BONE |
| WHERE ARE THE HAVERSIAN CANALS? | WITHIN THE COMPACT BONE |
| WHAT DO THE HAVERSIAN CANALS CONTAIN? | BLOOD VESSELS |
| WHAT IS THE PURPOSE OF THE HAVERSIAN CANALS? | TO SUPPLY OXYGEN & NUTRIENTS TO THE BONE CELLS |
| WHERE IS CANCELLOUS BONE FOUND? | IN THE EPIPHYSIS OF LONG BONES |
| WHAT IS THE STRUCTURE OF CANCELLOUS BONE? | SPONGY OPEN TEXTURE |
| IS CANCELLOUS BONE MORE OR LESS DENSE THAN COMPACT BONE? | LESS DENSE |
| WHAT DO THE OPEN SPACES OF CANCELLOUS BONE CONTAIN? | RED BONE MARROW |
| WHAT DOES RED BONE MARROW CONTAIN? | BLOOD |
| WHERE ARE RED BLOOD CELLS PRODUCED? | WITHIN RED BONE MARROW |
| WHAT IS THE "NURSERY" FOR RED BLOOD CELLS? | THE RED BONE MARROW |
| WHAT IS THE AXIAL DIVISION? | A DIVISION OF THE SKELETON SYSTEM |
| WHAT IS ANOTHER DIVISION OF THE SKELETON SYSTEM? | THE APPENDICULAR |
| WHAT IS IN THE AXIAL DIVISION OF THE SKELETON SYSTEM? | THE HEAD, TRUNK, & SHOULDER GIRDLE |
| WHAT IS ANOTHER NAME FOR THE AXIAL DIVISION OF THE SKELETON SYSTEM? | THE CORE |
| WHERE ARE THE ARMS, LEGS, & HIP GIRDLE FOUND? | IN THE APPENDICULAR DIVISION OF THE SKELETON SYSTEM |
| WHAT IS ANOTHER NAME FOR THE APPENDICULAR DIVISION OF THE SKELETON SYSTEM? | THE EXTREMITIES |
| WHAT IS ANOTHER NAME FOR ARMS & LEGS? | APPENDAGES |
| WHAT ARE THE 7 TYPES OF BONE FRACTURES? | SIMPLECOMPOUNDCOLLES'COMMINUTEDCOMPRESSIONGREENSTICKIMPACTED |
| WHAT IS A SIMPLE FRACTURE? | THE BONE IS BROKEN BUT THERE IS NO OPEN WOUND IN THE SKIN |
| WHAT IS A COMPOUND FRACTURE? | A BONE IS BROKEN WITH AN OPEN WOUND IN THE SKIN |
| WHAT IS A COLLES' FRACTURE? | OCCURS IN THE WRIST AT THE LOWER END OF THE RADIUS |
| WHAT IS COMMINUTED FRACTURE? | THE BONE IS SPLINTERED OR CRUSHED |
| WHAT IS A GREENSTICK FRACTURE? | THE BONE IS PARTIALLY BROKEN & PARTIALLY BENT ON THE OPPOSITE SIDE |
| WHAT IS A COMPRESSION FRACTURE? | BONE IS COMPRESSED |
| WHERE IS A COMMON PLACE FOR A COMPRESSION FRACTURE? | IN THE VERTEBRAE |
| WHY IS THE GREENSTICK FRACTURE NAMES AS SUCH? | IT PARTIALLY BENDS & PARTIALLY BREAKS JUST AS A GREENSTICK WOULD |
| WHAT IS AN IMPACTED FRACTURE? | ONE FRAGMENT IS DRIVEN FIRMLY INTO THE OTHER |
| WHAT IS A PATHOLOGICAL FRACTURE? | FRACTURE DUE TO A DISEASE OF THE BONE |
| WHAT IS THE CAUSE OF MOST FRACTURES? | TRAUMA TO THE BONE |
| IS THE INSIDE OF THE BONE HOLLOW? | YES |
| WHAT IS INSIDE THE HOLLOW PART OF THE INSIDE OF THE BONE? | YELLOW BONE MARROW |
| WHAT IS YELLOW BONE MARROW MADE UP OF? | FATTY CELLS |
| WHAT IS THE HOLLOW PART OF THE INSIDE OF A BONE CALLED? | MEDULLARY CAVITY |
| A JOINT IS A WHAT? | ARTICULATION |
| WHAT IS A COMING TOGETHER OF 2 OR MORE BONES? | A JOINTAN ARTICULATION |
| DO ALL JOINTS MOVE? | NO |
| WHAT ARE THE IMMOVABLE JOINTS CALLED? | SUTURE JOINTS |
| WHERE ARE SUTURE JOINTS FOUND? | IN THE SKULL |
| WHAT ARE THE MOVABLE JOINTS CALLED? | SYNOVIAL JOINTS |
| HOW MANY SYNOVIAL JOINTS ARE THERE IN THE BODY? | MANY |
| WHAT ARE THE DIFFERENT TYPES OF SYNOVIAL OR FREELY MOVING JOINTS? | BALL & SOCKETHINGE |
| ARE THE SYNOVIAL JOINTS SEPERATED? | YES |
| WHAT ARE SYNOVIAL JOINTS SEPERATED BY? | FIBROUS CARTILAGE JOINT CAPSULE |
| WHAT COVERS THE ENDS OF THE BONES AT A SYNOVIAL JOINT? | SMOOTH ARTICULAR CARTILAGE |
| WHAT IS THE CARTILAGE BETWEEN BONES AT A SYNOVIAL JOINT CALLED? | MENISCUS CARTILAGE |
| WHAT LINES THE CAPSULE OF A SYNOVIAL JOINT? | SYNOVIAL MEMBRANE |
| WHAT DOES THE SYNOVIAL MEMBRANE DO? | NOURISHES & LUBRICATES THE JOINT |
| WHAT IS AN OSTEOGENIC SARCOMA? | MALIGNANT TUMOR ARISING FROM THE BONE |
| HOW DOES AN OSTEOGENIC SARCOMA COME ABOUT? | THE OSTEOBLASTS MULTIPLY WITHOUT CONTROL & FORM LARGE TUMORS |
| WHERE ARE OSTEOGENIC SARCOMAS COMMON? | AT THE ENDS OF LONG BONE |
| WHAT IS OSTEOMYELITIS? | INFLAMMATION OF THE BONE & BONE MARROW DUE TO A PYOOGENIC INFECTION |
| HOW DOES OSTEOMYELITIS START? | BACTERIA ENTER THE BODY THROUGH A WOUND & SPREAD FROM AN INFECTION NEAR THE BONE OR COME FROM A SKIN OR THROAT INFECTION |
| HOW IS PUS INVOLVED IN OSTEOMYELITIS? | THE PUS FROM THE LESION CAN SPREAD DOWN TO THE MEDULLARY CAVITY & OUTWARD TO THE PERIOSTEUM WHERE THERE ARE BLOOD VESSELS & PART OF THE BONE MAY DIE |
| WHAT IS OSTEOMALACIA? | SOFTENING OF THE BONE WITH INADEQUATE AMOUNT OD CALCIUM |
| IN WHAT AGE GROUPS DO YOU NORMALLY SEE OSTEOMALACIA? | INFANTS & SOME MALNOURISHED ELDERLY |
| WHAT IS OSTEOMALACIA KNOWS AS IN INFANTS? | RICKETS |
| DESCRIBE WHAT IS GOING ON WITH BONES THAT ARE AFFECTED BY OSTEOMALACIA. | THE BONES FAIL TO RECIEVE ADEQUATE AMOUNTS OF MINERALS & BECOME SOFT, BEND EASILY, & BECOME DEFORMED |
| WHAT IS OSTEOPOROSIS? | THINNING & WEAKENING OF BONE DUE TO A DECREASE IN BONE DENSITY |
| WHY IS OSTEOPOROSIS COMMON IN OLDER WOMEN? | AS A RESULT OF ESTROGEN DEFICIENCY WITH MENOPAUSE |