Anatomy Chapter 6 & 7
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What is the function of chondroblasts? | secrete cartilage matrix
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What is the function of osteoclasts? | involved in bone resorption
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What is the function of chondrocytes? | mature cartilage cells
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What is the function of osteocytes? | mature bone cells
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What is the function of osteoblasts? | cells that form bone
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If hands are not properly position when performing CPR there is a risk of fracturing which bony part? | xiphoid process of the sternum
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The ribs articulate with the | thoracic vertebrae
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What runs lengthwise through bones; contain blood vessels and nerves? | central (haversian) canal
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What connects the central canals with lacunea? | canaliculi
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What are concentric rings of matrix called? | lamellae
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What connect nutrient arteries and nerves from the periosteum to the central canals? | perforating (Volkmann's) canal
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What are the space that contain osteocytes called? | lacunae
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The presence of an epiphyseal line in a long bone indicates that the bone | has stopped growing in length
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The hyoid bone is unique because it | does not articulate with any other bone
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The bones that form the pectoral girdle are the | clavicle and scapula
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The main hormone that regulates the Ca2+ balance between bone and blood is | parathyroid hormone
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Which of the following does NOT describe spongy bone? | diaphyses of long bones
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In which of the following individuals might you expect to find the smallest bone mass? | 80-year-old bedridden female
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Place the following steps of endochondral ossification in the correct order: | 2, 3, 5, 4, 1
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What is the shape of the humerus? | long
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What is the shape of the carpus? | short
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What is the shape of the vertebra? | irregular
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What is the shape of the sternum? | flat
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Where long bones form joints, the epiphyses are covered with | hyaline cartilage
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What substance in bone contributes to its tensile strength? | collagen
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(T/F) The skeletal system is responsible for protecting internal organs from injury? | TRUE
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(T/F) The skeletal system is responsible for assisinting in movement | TRUE
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(T/F) The skeletal system is responsible for providing a support framework for the body? | TRUE
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(T/F) The skeletal system is responsible for providing hemopoiesis? | TRUE
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? lacrimal | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? clavicle | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? radius | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? mandible | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? patella | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? carpals | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? scapula | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? sternum | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? phalanges | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? tarsals | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? ethmoid | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? metatarsals | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? temporal | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? metacarpals | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? vomer | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? fibula | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? palatine | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? hyoid | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? tibia | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? sphenoid | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? vertebrae | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? coxal | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? maxilla | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? frontal | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? inferior nasal concha | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? humerus | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? ulna | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? femer | AP
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? ribs | AX
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Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? occipital | AX
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A joint that has a ___ fit offers a great amount of movement and is ___ likely to become dislocated. | loose, more
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An example of a fibrous joint in which the bones are immovable in an adult is | suture
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Pulling out a tooth would disarticulate which type of joint? | gomphosis
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Which of the following is NOT a function of synovial fluid? | helps to strengthen the joint
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Articular cartilage and bursae would most likely be found in which of the following? | the knee
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At the synovial joint, the articulating bones are held together and strengthened by the | articular capsule
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The joints between the vertebrae and the joint between the hip bones are examples of which joint type? | symphysis
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What is the joint between the atlas and axis? | pivot joint
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What is the joint that allows gliding movements? | plane joint
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What is the joint between the carpal and metacarpal of the thumb? | saddle joint
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What is the hip joint? | ball-and-socket joint
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What is the knee joint? | hinge joint
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Which of the following diarthrotic joints allows for the greatest degree of movement? | ball-and-socket joint
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As your leg moves in the most anterior position to kick a ball, the femur will be ___ and the knee ___? | flexed; extended
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Shaking your head to indicate "yes" involves ___; moving your head to indicate "no" involves ___? | flexion and extention; rotation
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In the anatomical position, the palms are | supinated
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A fluid-filled sac found between skin and bone that helps reduce friction between the skin and bone is a | bursa
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Moving the mandible for chewing involves | depression and elevation
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Movement of a bone around its own axis is called? | rotation
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Movement away from the midline of the body is called? | abduction
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Turning the palm so it faces forward is called? | supination
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The downward movment of a body part is called? | depression
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Movement toward the midline of the body is called? | adduction
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Movement of the mandible or shoulder backward is called? | retraction
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Turning the palm so it faces backwards is called? | pronation
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Upward movement of a body part is called? | eleavtion
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Movement of the distal end of a body part in a circle is called? | circumduction
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Movement beyond the plane of extension is called? | hyperextension
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