Chapter 7 anatomy
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The structure of bone tissue suits the function. Which of the following bone tissues is adapted to support weight and withstand torsion stresses? | show 🗑
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show | fat
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The cell responsible for secreting the matrix of bone is the ________. | show 🗑
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show | hyaline cartilage
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What can a deficiency of growth hormone during bone formation cause? | show 🗑
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show | Diaphysis
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show | internal layer of spongy bone in flat bones
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Which of the following is a bone marking name that indicates an armlike bar of bone? | show 🗑
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show | estrogen deficiency due to menopause
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show | is produced by secondary ossification centers
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show | epiphyseal plate
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Which of the following is the single most important stimulus for epiphyseal plate activity during infancy and childhood? | show 🗑
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Which of the following is not a function of the skeletal system? | show 🗑
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What is the structural unit of compact bone? | show 🗑
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Bones are covered and lined by a protective tissue called periosteum. The inner (osteogenic) layer consists primarily of ________. | show 🗑
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The periosteum is secured to the underlying bone by ________. | show 🗑
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The central (Haversian) canal that runs through the core of each osteon is the site of ________. | show 🗑
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show | sacrificial bonds in or between collagen molecules
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For intramembranous ossification to take place, which of the following is necessary? | show 🗑
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show | appositional growth
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Bones are constantly undergoing resorption (breaking bone down) for various reasons. Which of the following cells accomplishes this process? | show 🗑
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show | Bones of the skull are separated by immobile joints called sutures.
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Which of the following can be considered a function of the paranasal sinuses? | show 🗑
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show | the temporal bone
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Which of the following would be most associated with housing the special sense organs? | show 🗑
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show | the paranasal sinuses
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Which is the best description for the function of the cranial bones? | show 🗑
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show | the sphenoid is in the center of the skull and it articulates (joins) with all of the other bones of the skull (excluding the mandible)
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show | sphenoid; pituitary
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The hypothalamus is a region of the brain controlling many aspects of the endocrine system. It works closely with the pituitary gland. The hypothalamus is directly superior to the pituitary and is therefore ________. | show 🗑
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During concussion the brain will move within the cranial cavity.Ironically one of the bone markings that can cause serious damage to the brain is the________. This is ironic because one of the functions of this bone marking is to ________. | show 🗑
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show | giving additional springiness and flexibility to the spine which absorbs shock
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show | cervical spine
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show | the orientation of the superior and inferior articular facets
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The anatomy of the thoracic cage provides ridged support and protection but at the same time is also flexible and mobile. Of the list below, which feature does not aid in the flexibility and movement of the thoracic cage? | show 🗑
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show | the joint is relatively unstable and can easily dislocate
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show | The subscapular notch is a passage way for nerves.
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The proximal end of the ulna illustrates the relationship of form and function. The rounded trochlear notch articulates with the hourglass shape of the trochlea. This forms a joint that allows for ________. | show 🗑
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The proximal end of the radius illustrates the relationship of form and function. The cup-like surface of the radial head articulates with the rounded shape of the capitulum. This forms a joint that allows for ________. | show 🗑
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The axial skeleton includes ________. | show 🗑
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Which vertebra does not have a body? | show 🗑
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The suture that connects the two parietal bones together is the ________. | show 🗑
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show | is the only bone of the body that does not articulate with any other bone
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show | prevent hyperextension of the spine
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show | maxillae
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show | scoliosis
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Which part of the vertebral column receives the most stress by bearing most of the weight of the body? | show 🗑
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Which bone acts as a moveable base for the tongue? | show 🗑
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Thoracic vertebrae differ from the other vertebrae in that they have ________. | show 🗑
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show | provide central support for the body and protect internal organs
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show | to absorb shock and provide flexibility to the spine
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show | gomphosis
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show | prevent hyperextension of the knee
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Articular cartilage found at the ends of the long bones serves to ________. | show 🗑
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A joint united by fibrocartilage tissue that usually permits a slight degree of movement is a ________. | show 🗑
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On the basis of structural classification, which is a fibrous joint? | show 🗑
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Connective tissue sacs lined with synovial membrane that act as cushions in places where friction develops are called ________. | show 🗑
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Articulations permitting only slight degrees of movement are ________. | show 🗑
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show | synchondroses
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show | plane
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show | cruciate ligaments
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show | hyperextension
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show | All synovial joints are freely movable.
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show | are immovable joints
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show | sutures, syndesmoses, and gomphoses
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In symphysis joints the articular surfaces of the bones are covered with ________. | show 🗑
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Synovial fluid is present in joint cavities of freely movable joints. Which of the following statements is true about this fluid? | show 🗑
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Which of the following statements defines synchondroses? | show 🗑
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show | wedges of fibrocartilage that partially or completely divide the synovial cavity
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show | Gliding movements occur at the intercarpal and intertarsal joints.
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What is moving a limb away from the midline of the body along the frontal plane called? | show 🗑
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The terms inversion and eversion pertain only to the ________. | show 🗑
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The hip joint is a good example of a(n) ________ synovial joint. | show 🗑
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show | rotation
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Compared to the shoulder, displacements of the hip joints are ________. | show 🗑
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Which ligament of the knee initiates the knee-jerk reflex when tapped? | show 🗑
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Football players often sustain lateral blows to the extended knee. Which of the following is (are) damaged as a result? | show 🗑
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show | plantar flexion
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show | The greater tubercle of the humerus articulates at the coracoid process of the scapula.
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Presence of a synovial cavity, articular cartilage, synovial membrane, and ligaments are characteristics of what type of joint? | show 🗑
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Extracapsular ligaments stabilizing the knee include ________. | show 🗑
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show | ulnar collateral ligament
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An example of an interosseous fibrous joint is ________. | show 🗑
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show | They change (increase or decrease) the angle between two bones.
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show | carpometacarpal joint of the thumb
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show | act as friction-reducing structures
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Which of the following is NOT strictly a part of a synovial joint? | show 🗑
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show | number of bones in the joint
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Performing "jumping jacks" requires ________. | show 🗑
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show | protraction
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show | Lyme disease
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