Endosteum - Study guides, Class notes & Summaries

trabeculae - ANSWER Endosteum - ANSWER red bone marrow - ANSWER central canal (haversian canal) - ANSWER Canaliculi - ANSWER Osteocytes - ANSWER Lacunae - ANSWER Osteon - ANSWER Periosteum - ANSWER transverse canal - ANSWER Lamella - ANSWER frontal bone - ANSWER parietal bone - ANSWER

10 parts of a long bone with description - -compact bone (cortical bone): thick bone found on the shaft -spongy bone (cancellous bone): bone with sponge-like holes found on the ends -diaphysis: middle portion of the bone -epiphysis: ends of the bone -metaphysis: epiphyseal plate or line where middle portion meets end portions -apophysis: bony projections that serve as ligament/tendon attachment sites -articular cartilage: protective cartilage at the joints -medullary cavity: center cavit...

3rd degree burn (layer of skin affected) - epi and all of dermis/ nerve endings destroyed Compare and contrast an artery vs a vein. - artery - blood away from heart - oxygenated - thicker tunica media - smaller lumen vein - blood toward heart - deoxygenated - larger lumen - valves _________ means to provide nerve fibers to/from an organ or tissue. - Innervate 1st degree burn (layer of skin affected, appearance, healing time) - outer layer of epi/ red, swollen, pain/ 3-10 days to hea...

What special test is designed to detect an ACL injury that requires the patient's knee to be flexed 20-30 degrees? A. Lachman B. Anterior Drawer C. Lateral Pivot Shift D. Valgus Stress Test correct answers A. Lachman What muscles are emphasized in a standing row exercise w/ arms parallel to the floor using a cable system? A. anterior delt & pec major B. infraspinatus & teres minor C. middle trap & rhomboids D. upper trap & lats correct answers C. middle traps & rhomboids A muscle ...

axial vs appendicular skeleton Ans: axial=skull, thorax, vertebral column (main supporting structures) appendicular=UEs/LEs, pelvis, shoulder types of bones: long vs short vs irregular vs flat Ans: long=upper/lower extremities short=ankle/wrist; mostly spongey irregular=vertebrae, jaw flat=skull, ribs, scapula osteoblasts vs osteoclasts Ans: osteoblasts- Bone *B*uilding cells; secretes alkaline phosphate to increase serum calcium & phosphorus osteoclasts- Bone *C*hewing cells, phago...

Histology Test 1 Questions with Answers Which component of bone impedes the distribution of nutrients and oxygen to osteocytes? a. ECM b. Canaliculi c. Periosteum d. Cell processes e. Haversian canals - Answer-A 2. Which if the following most accurately describes compact bone? a. Predominant bone type in the epiphyses of adult long bones b. Also known as cancellous bone c. Characterized by the presence of osteons d. Lines the medullary (marrow) cavity ...

Which paired muscle covers most of the lateral aspect of the ramus of the mandible? A. Temporalis B. Masseter C. Lateral pterygoid D. Medial pterygoid CORRECT ANSWER Masseter During periodontal surgery, a fenestration is exposed on tooth #6, a fenestration is a defect of which type of bone? A. Compact B. Cancellous C. Interdental D. Interradicular CORRECT ANSWER Compact The fibrous connective tissue membrane covering the outside of bone is called the: A. Endosteum B. Peri...

10 parts of a long bone with description - Answer -compact bone (cortical bone): thick bone found on the shaft -spongy bone (cancellous bone): bone with sponge-like holes found on the ends -diaphysis: middle portion of the bone -epiphysis: ends of the bone -metaphysis: epiphyseal plate or line where middle portion meets end portions -apophysis: bony projections that serve as ligament/tendon attachment sites -articular cartilage: protective cartilage at the joints -medullary cavity: cente...

1. trabeculae: 2. Endosteum: 3. red bone marrow: 4. central canal (haversian canal): 5. Canaliculi: 6. Osteocytes:

Functions of skeletal system Correct Answer Support, protection, red blood cell production, mineral and fat storage, movement Osteocytes Correct Answer Mature bone cells surrounded by matrix Canaliculi Correct Answer Small channels that radiate through the matrix of bone; connect lacunae with each other and blood vessels Bone matrix Correct Answer Fills in space between rows of lacunae; made up of H2O, proteins, mineral salts, cells Composition bone matrix Correct Answer 2/3 wei...