20) Chondroblasts _____. Adipose Tissue 3. Chondroblastomas represent less than 1% of all primary bone tumors, occurring predominantly in young patients (<20 years of age) with an overall male predilection 7. Fluid, Electrolyte, and Acid-Base Balance, 27.3 Physiology of the Female Sexual System, 27.4 Physiology of the Male Sexual System, 28.4 Maternal Changes During Pregnancy, Labor, and Birth, 28.5 Adjustments of the Infant at Birth and Postnatal Stages. They sits on the bone surface with multiple proceses, which increase surface area for absorption. What is the difference between closed reduction and open reduction? In this process, blood released from broken or torn vessels in the periosteum, osteons, and/or medullary cavity clots into a fracture hematoma (Figure 6.5.2a). A partial fracture would likely require closed reduction. remain in compact bone even after the epiphyseal plate closes within the cartilage divide and secrete new matrix are mature cartilage cells located in spaces called lacunae never lose their ability to divide Get more help from Chegg Get 1:1 help now from expert Biology tutors Spongy bone tissue A. is very dense. Chondroblasts_______. A) remain in compact bone even after the epiphyseal plate closes B) within the cartilage divide and secrete new matrix C) never lose their ability to divide D) are mature cartilage cells located in spaces called lacunae CARTILAGE AND BONE 2. Cartilage is a strong, flexible and semi-rigid supporting tissue. CARTILAGE & BONE• Cartilage & bone are examples of specialized connective tissue• Both originate from mesoderm and mesenchyme• The major difference is that cartilage is avascular while bone is vascularized• Cartilage contains an antiangiogenesis factor that prevents invasion of the tissue by blood vessels The Peripheral Nervous System, 13.4 Relationship of the PNS to the Spinal Cord of the CNS, 13.6 Testing the Spinal Nerves (Sensory and Motor Exams), 14.2 Blood Flow the meninges and Cerebrospinal Fluid Production and Circulation, 16.1 Divisions of the Autonomic Nervous System, 16.4 Drugs that Affect the Autonomic System, 17.3 The Pituitary Gland and Hypothalamus, 17.10 Organs with Secondary Endocrine Functions, 17.11 Development and Aging of the Endocrine System, Chapter 18. The internal callus is produced by cells in the endosteum and is composed of a fibrocartilaginous matrix. A) within the cartilage divide and secrete new matrix. Compact bone and spongy bone are found in specific locations. a. remain in compact bone even after the epiphyseal plate closes b. are mature cartilage cells located in spaces called lacunae c. never lose their ability to divide d. within the cartilage divide and secrete new matrix The pluripotent MSCs have the potency to differentiate into osteoblasts, chondroblasts, bone marrow stromal cells, fibroblasts, muscle cells, or adipocytes depending on the presence of the growth and differentiation factors in their microenvironment (Wang et al., 2014a); Figure 2.4. During indirect bone healing, fracture repair begins with the formation of a hematoma, followed by cartilaginous internal and external calluses. Share your own to gain free Course Hero access. Osteoclasts resorb dead bone, while osteoblasts create new bone that replaces the cartilage in the calluses. With indirect bone healing the process is more complicated and similar to endochondral bone formation in which broken bones form cartilaginous patches before regrowing new bone. Chondroblasts _____. compact bone: One of the two types of osseous tissue that form bones. Explanation: Chondroblasts are derived from two sources; mesenchymal cells within the center of chondrification and chondrogenic cells of the inner cellular layer of the perichondrium (coverings that lie over most cartilage). In what type of fracture would open reduction most likely occur? A chondroblastoma is a rare type of noncancerous bone tumor that begins in cartilage. Areolar Tissue 2. They also make our blood cells, store minerals such as calcium and release them when necessary, and store lipids, which are an energy reserve. Additionally, the periosteal chondrocytes form and working with osteoblasts, create an external callus of cartilage and bone, respectively, around the outside of the break (Figure 6.5.2b). 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