Part B - Age and the Medullary Cavity What fills the medullary cavity of the tibia of a three-year-old? • View Available Hint(s) Yellow bone marrow Red bone marrow
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- O session.masteringaandp.com ContentName_Stephanie Goodwin A soccer player was playing goalie and tripped while playing, and it appears that when she fell she fractured her arm halfway between the wrist, and elbow since it is in the shape of an S and it appears to be an open fracture. You are there watching the game, and volunteer to assist since nobody else has any first aid training. What would you do? First steps taken: Scene? ABC? Explain how you would check each one A C How should the injury be taken care of next? (Do PRICE) M & 6. 41 yIncorrect Question 5 Which part of the bone makes red blood cells? Cancellous/Spongy Bone Trabeculae The Marrow Cortical/Compact BoneActivities 1. Below are sample x-rays of two types of arthritic conditions. Identify which form of arthritis is shown in each x-ray. Note the narrowed joint space between the femur and the tibia in the image on the left. Note the deformity of the interphalangeal joints of the hand in the image on the right. 2. Using Figure 8.9 and your understanding of the structure and function of the knee joint, why might it be common for the Unhappy Triad structures to tear collectively when posterolateral force is applied? 272 Articulations Unit 8za Name: Year and Section: EXERCISE NO. 6 The Skeletal System MUSCUL SYSTE QUESTIONSOMY POST-DISCUSSION QUESTIONS Date Submitted: Group No.:. Clinical Case A 9-year-old male was brought to a clinic because of a fracture. He engaged in active play with brothers and sister and accidentally fractured his tibia. On X-ray, the fracture was complete and clean. Which of the following statements is correct about the case? Explain your answer. A. Bone remodelling at this age is not possible because all the bones have fused. B. The damaged bone can be remodelled via endochondral ossification. C. The fractured bone will be remodelled via intramembranous ossification D. Bone repair is unlikely to occur. 123Lab Activities A. AXIAL SKELETON. 1. The skull. Your instructor will give each group a skull. Some skulls are real (look for chipped bones) while others are plastic models. Make sure you look at both types. Identify the following structures (same ones you already labeled). frontal parietal occipital Cranial Bones temporal sphenoid ethmoid Facial Bones maxilla mandible lacrimal palatine zygomatic nasal vomer 2. What does the term "paranasal" mean? Where are the paranasal sinuses located? 3. What is a sinus? What is its function? What is sinusitis? 4. What is a suture? Find the coronal, sagittal, squamous, and lamboid sutures on the skull. 5. What are fontanels? What is their function? Find fontanels on the fetal skull model. 6. Bone surfaces have a variety of bumps, depressions, canals, pores, depressions and projections. Most of these, called markings, serve as attachment for muscles, or allow nerves or vessels to go through the bone. Find the following examples of bone markings in the…Tangential projectien 18. Situation: A patient has a routine elbow series performed. The AP projection indicates a possible deformity or fracture of the coronoid process. However, the patient is unable to pronate the upper limb for the AP oblique- medial rotation projection because of an arthritic condition. What other projection could be performed to demonstrate the coronoid process? REVIEW EXERCISE G: Critique Radiographs of the Upper Limb The following questions relate to the radiographs found in this exercise. Evaluate these radiographs for the radiographic cri- teria categories (1 through 5) that follow. Describe the corrections needed to improve the overall image. The major, or "re- peatable," errors are specific errors that indicate the need for a repeat exposure, regardless of the nature of the other errors. A. PA hand (Fig. 4.12) Description of possible error: 1. Anatomy demonstrated: wrist bones, metacornak, phalonges 2. Part positioning: 3. Collimation and central ray: 4.…Question from College pathophysiology-- JL, a 50-year-old woman, fell and broke the left tibia at the ankle. She is in the emergency department, waiting for the fracture to be immobilized. The leg hurts and she notes that the ankle is swelling. A diagnosis of a simple fracture and sprain (damage to ligaments) is made. What is the cause of pain and swelling?Procedure 1 ldentifying Joint Motions of Common Movements Team up with a partner, and have your partner perform each of the following a actions are performed, and list the joints that are in motion ctions. Watch carefully as the for each joint (e.g., anual/ Ask your instructor if he or she wants you to use the technical name or the common name ious. Others, such be obv glenohumeral versus shoulder joint). Some of the joints, such as the hip joint and knee joint, will as the radio ulnar joint, the interphala ngeal joints, and the intervertebral joints, are less obvious and easily overlooked. ised, determine which motions are occurring at each joint. Keep in mind the leted the activity, answer ction Once you have listed the joints being motions are type and the range of motion of each joint as you answer each question. When you have comp Check Your Understanding question 7 (p. 252). moto 1 Walking up stairs lcho Joints moving: Motions occurring: le o dho r jui lar 2 Doing jumping jacks…Name Section Date UNIT Check Your Recall REVIEW An amphiarthrosis is defined as a a. joint that allows no motion. b. joint that is freely moveable. C. joint with multiple axes of motion d. joint that allows some motion 2 The main function of a fibrous joint is to a. allow motion to occur between two bones. b. provide stability between two bones. C. unite two bones with cartilage d. allow some motion while still providing stability between two bones. e. unite two bones with a synovial cavity. and filled with 3 Synovial joints are surrounded by a/an a. articular disc, serous fluid b. joint capsule; synovial fluid c. articular cartilage; serous fluid d. articular disc; synovial fluid 4 Which of the following describes a hinge joint correctly? a. The convex articular surface of one bone fits into a concave articular surface of another bone. b. One bone rotates around another bone c. The flat articular surfaces of two bones glide past one another d. The rounded, ball-ike end of one bone…Chose an exercise for the knee joint 1. State the name of the exercise in the box below (there may not be a formal name for the exercise you chose and if not, state a name you feel is appropriate) and briefly describe it as you would to a client or student. 2. Describe (in words) its concentric action (movement from starting position to ending position) and its eccentric action (movement from ending position back to starting position) with plane of motion and axis of rotation. concentric action (start position): eccentric action (end position): 3. State each agonist muscle (no more than three) and the action it is performing during concentric contraction Agonist Action, Plane, and Axis 4. State each antagonist muscle for the agonist muscles you listed above in the box below 5. Name and describe one stretch to increase flexibility of the agonist group for this exercise in the box below (again, there may not be a formal name for the stretch you chose and if not, state a name you feel is…Hi, Thank you too for the prompt reply. Here's my follow up question. Hope to hear from you soon. Thanks!! Topic: Joints For the following joints, list: a) their structural type ; b) their functional type; and c) the movements allowed: 1. Radiocarpal 2. Carpometacarpal of digit 1 3. Coxal 4. Tibiofemoral 5. AnkleSEE MORE QUESTIONS