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Week 5 Anatomy
Chapter 11 Skeletal tissues
| Question | Answer |
|---|---|
| WHAT ARE THE 5 STRUCTURAL TYPES OF BONES? | LONG (CYLINDRICAL) SHORT (BOXY) FLAT (SHEETLIKE) IRREGULAR (ODD SHAPES) SESAMOID (SEED LIKE, INSIDE TENDONS) |
| WHAT IS DIAPHYSIS? | THE SHAFT OF A LONG BONE; HOLLOW WITH COMPACT BONE |
| WHAT ARE EPIPHYSES? | ENDS OF LONG BONES, FILLED WITH SPONGY BONE & MARROW |
| FUNCTION OF ARTICULAR CARTILAGE? CARTILAGE NEEDS WHAT TO NOT FEEL ANY FRICTION OR PAIN | CUSHIONS JOINTS |
| WHAT IS THE PERIOSTEUM? PERI- OUT STEUM-BONE | OUTER FIBROUS MEMBRANE- HAS BONE CELLS, VESSELS, NERVE SUPPLY |
| WHATS INSIDE THE MEDULLARY CAVITY? | YELLOW MARROW (FAT) IN ADULTS |
| FUNCTION OF ENDOSTEUM? WHAT DOES IT DO? ENDO-INSIDE STEUM-BONE | LINES THE MEDULLARY CAVITY, HAS BONE CELLS |
| WHAT ARE THE BONE TISSUE TYPES ? HINT* C & C WHAT DOES IT HOLD RED M | COMPACT= SOLID, STRONG CANCELLOUS= SPONGY, LATTICE, HOLDS RED MARROW |
| WHAT IS AN OSTEON? | CYLINDER SHAPED UNIT IN COMPACT BONE |
| FUNCTION OF LAMELLAE, LACUNAE, CANALICULI AND CENTRAL CANAL? HINT I CUT MY HAIR INTO STORAGE UNITS HAVE AMPLE ---- READ IT SLOW BLOOD ------ | LAMELLAE= LAYERS LACUNAE=SPACE FOR CELLS CANALICULI- TINY CANALS CENTRAL CANAL- VESSELS |
| WHAT DO OSTEOBLASTS DO? | BUILD BONE |
| WHAT DO OSTEOCLAST DO? | BREAK DOWN BONE |
| WHAT ARE OSTEOCYTES OSTEO-BONE CYTES-CELL | MATURE BONE CELLS IN LACUNAE |
| BONE MARROW TYPES? | RED= MAKES BLOOD CELLS YELLOW= FAT STORAGE RED TURNS TO YELLOW WITH AGE BUT CAN SWITCH BACK IN EMERGENCIES |
| WHERE IS RED MARROW FOUND IN ADULTS? | RIBS, PELVIS, VERTEBRAE, FEMUR, HUMERUS |
| WHAT ARE THE 3 TYPES OF CARTILAGE? H.E.F | HYALINE- MOST COMMON ELASTIC- FLEXIBLE (EAR) FIBROCARTILAGE- TOUGH (DISKS) |
| WHAT IS PERICHONDRIUM? PERI- AROUND CHONDRIUM-CARTILAGE | MEMBRANE AROUND CARTILAGE |
| WHAT IS INTERSTIAL GROWTH? | GROWTH FROM WITHIN (IN CHILDREN) |
| WHAT IS APPOSITIONAL GROWTH? | GROWTH BY ADDING TO THE OUTSIDE (HAPPENS THROUGHOUT LIFE) |
| WHAT HORMONE INCREASES BLOOD CALCIUM? | PARATHYROID HORMONE (PTH) |
| WHAT HORMONE LOWERS BLOOD CALCIUM? HINT THE WORD IS IN THE QUESTION ENDING IN THE SAME MELAT ONIN | CALCITONIN |
| WHAT DO OSTEOCLASTS DO DURING CALCIUM REGULATION? | RELEASE CALCIUM INTO THE BLOOD |
| WHAT IS OSTEOGENESIS? | BONE FORMATION |
| WHAT IS INTRAMEMBRANOUS OSSIFICATION? | BONE FORMS FROM MEMBRANE (FLAT BONES) |
| WHAT IS ENDOCHONDRAL OSSIFICATION? ENDO- INSIDE CHONDRAL-CARTILAGE OSSIFICATION -TURNING INTO BONE | BONE FORMS FROM CARTILAGE (MOST BONES) |
| NAME THE 4 ZONES OF GROWTH PLATE R,P,H,C when tired we plannedparenthood have people stant outside because they are calcium add the other part ation | RESTING PROLIFERATION HYPERTHROPHY CALCIFICATION |
| WHAT HAPPENS DURING BONE REMODELING? | OSTEOBLASTS BUILD BONE, OSTEOCLAST BREAK IT DOWN |
| WHAT IS CALLUS IN BONE HEALING? | TISSUE THAT BINDS FRACTURE ENDS TOGETHER |
| WHAT SLOWS BONE LOSS WITH AGE? | EXCERCISE AND GOOD NUTRITION |
| WHAT REPLACES BONE IN ADVANCED AGING? | SOFTER CONNECTIVE TISSUE |