ANATOMY+PHYSIOLOGY
4th Edition
ISBN: 9781260265217
Author: McKinley
Publisher: RENT MCG
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Textbook Question
Chapter 7, Problem 7DYKB
_____ 7. Which statement is correct about an osteon?
- a. The circumferential lamellae surround the blood vessels and nerves within an osteon.
- b. Canaliculi allow for nutrient and waste exchange among the osteocytes.
- c. The middle region of an osteon is called the perforating canal.
- d. They are oriented perpendicular to the diaphysis of a long bone.
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Arrange the following in their proper chronological sequence.
A. Cartilage remains in 2 areas, articular and epiphyseal plates. B. Chondrocytes at the core enlarge and degenerate, leaving behind confluent spaces. C. Osteoclast create perforations on subperiosteal bone collar followed by periosteal bud. D. Epiphyseal plates grow at epiphyseal end while diaphyseal end is replaced by bone. AB. Epiphyses filled with bone tissue. AC. Osteoclast resorb calcified cartilage wall to enlarge primitive marrow cavity. AD. Periosteum formation AE. Subperiosteal bone collar formation |BC. Vascularization of epiphyses BD. Vascularization of mid diaphysis of hyaline cartilage model
Some events that occur in endochondral ossification are listed below.
I. Blood vessels invade the perichondrium.
II. Secondary ossification center form & epiphysis fill with spongy bone.
III. Chondrocytes enlarge and matrix begins to calcify.
IV. Osteoblasts form spongy bone within the center shaft at the primary ossification center.
V. Osteoclasts break down some spongy bone to create a marrow cavity.
Which shows the correct sequence of events?
Group of answer choices
I, III, V, IV, II
I, V, III, IV, II
III, I, V, IV, II
III, I, IV, V, II
Match the following terms with the correct definition. _____ Lacunae a. Tiny canals that connect _____ Lamellae lacunae _____ Central canal b. Runs perpendicular to the osteons, _____ Canaliculi contains blood vessels _____ Perforating canal c. Cavities that house osteocytes d. Rings of bone matrix e. Runs down the center of the osteon, contains blood vessels
Chapter 7 Solutions
ANATOMY+PHYSIOLOGY
Ch. 7.1 - Describe the composition of compact bone and...Ch. 7.1 - In what three locations of the body do you find...Ch. 7.2 - What two minerals are stored in bone, and what are...Ch. 7.2 - What are several examples of flat bones in the...Ch. 7.2 - Prob. 5WDYLCh. 7.2 - Prob. 6WDYLCh. 7.2 - Where is red bone marrow found in the adult...Ch. 7.2 - What are the functions of the osteoprogenitor...Ch. 7.2 - What organic and inorganic substances compose bone...Ch. 7.2 - What are the major components of an osteon?
Ch. 7.2 - What are the primary ways that hyaline cartilage...Ch. 7.3 - Where do interstitial and appositional growth of...Ch. 7.4 - Prob. 13WDYLCh. 7.4 - Briefly describe the process by which a long bone...Ch. 7.5 - Prob. 15WDYLCh. 7.5 - What is bone remodeling, where does it occur, and...Ch. 7.5 - Prob. 17WDYLCh. 7.6 - Prob. 18WDYLCh. 7.6 - Prob. 19WDYLCh. 7.6 - Prob. 20WDYLCh. 7.7 - Prob. 21WDYLCh. 7.8 - Prob. 22WDYLCh. 7 - _____ 1. Which bone is formed from intramembranous...Ch. 7 - Prob. 2DYKBCh. 7 - Prob. 3DYKBCh. 7 - Prob. 4DYKBCh. 7 - Prob. 5DYKBCh. 7 - _____ 6. Which long bone structure is correctly...Ch. 7 - _____ 7. Which statement is correct about an...Ch. 7 - Prob. 8DYKBCh. 7 - Prob. 9DYKBCh. 7 - Prob. 10DYKBCh. 7 - Prob. 11DYKBCh. 7 - Prob. 12DYKBCh. 7 - Prob. 13DYKBCh. 7 - Prob. 14DYKBCh. 7 - Prob. 15DYKBCh. 7 - Prob. 16DYKBCh. 7 - Prob. 17DYKBCh. 7 - Prob. 18DYKBCh. 7 - Prob. 19DYKBCh. 7 - Prob. 20DYKBCh. 7 - Prob. 1CALCh. 7 - Prob. 2CALCh. 7 - Prob. 3CALCh. 7 - To identify the approximate age of skeletal...Ch. 7 - In your anatomy and physiology laboratory, you...Ch. 7 - The traditional surgical procedure to treat...Ch. 7 - A fireman fell from a ladder while fighting a fire...Ch. 7 - Prob. 3CSL
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- The partial displacement of a bone from its joint is known as_________________arrow_forwardIf bleached human bones found lying in the desert were carefully examined, would osteons be present? How about osteocytes and a marrow cavity?arrow_forwardOsteomalacia, also known as adult rickets, is abnormal softening of bones in adults. ______ _______ _______ _______arrow_forward
- The surgical fracture of a bone to correct a deformity is known as osteclasis._________________arrow_forwardFigure 38.19 Which of the following statements about bone tissue is false? Compact bone tissue is made of cylindrical osteons that are aligned such that they travel the length of the bone. Haversian canals contain blood vessels only. Haversian canals contain blood vessels and nerve fibers. Spongy tissue is found on the inferior of the bone, and compact bone tissue is found on the exterior.arrow_forwardThe function of osteoblasts is to: a.break down bone b.produce blood cells c.produce collagen for bone matrix d.add new tissue to the periosteum e.provide nourishment to the cells of the articular cartilagearrow_forward
- Which is NOT true regards periosteum: A. is important for bone growth in width B. all bone surfaces in the body are covered by the periosteum C. provides strong attachment and continuity from tendon to bone D. is the structure where blood vessels enter bone through E. consists of an outer, dense connective tissue layer and an inner osteogenic layer F. None of the abovearrow_forwardWhich of the following would be likely to prevent or slow the bone loss of osteoporosis? a. stimulate the activity of fibroblasts b. stimulate the activity of osteoblasts c. inhibit the activity of osteoclasts d. both (b) and (c)arrow_forwardIf calcium levels are low and intramembranous ossification is halted during calcification of osteoid, select all the events which will not occur. A. Development of ossification centers B. Formation of trabeculae C. Osteoblasts become osteocytes D. Mesenchyme condensesarrow_forward
- Bone matrix is laid down by: a. osteoclasts b. osteoblasts c. osteocytes d. Elmer's gluearrow_forwardIn your anatomy and physiology laboratory, you look at prepared slides of developing bone. In the epiphyseal plate region, you note the chondrocytes are slightly enlarged and stacked in a longitudinal array. What epiphyseal plate zone is in your field of view? a. zone of rest b. zone of proliferation c. zone of hypertrophy d. zone of calcificationarrow_forward
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