Bones Lab Exam
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| The two divisions of the skeleton are the ___ and ___skeletons | axial, appendicular
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| The extra bones that sometimes develop between the flat bones of the skull are called | sutural
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| The cranium and facial bones compose the | skull
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| The ___ bone supports the tongue | hyoid
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| The ___ at the inferior end of the sacrum is composed of four fused vertebrae | coccyx
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| Most ribs are attached anteriorly to the ___ | sternum
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| The thoracic cage is composed of ___ pairs of ribs | 12
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| The scapulae and clavicles together form the ____ girdle | pectoral girdles
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| The humerus, radius, and ____ articulate to form the elbow joint | ulna
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| The wrist is composed of eight bones called | carpals
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| The hip bones are attached posteriorly to the | sacrum
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| The ____ covers the anterior surface of the knee | patella
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| The bones that articulate with the distal ends of the tibia and fibula are called | tarsals
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| All finger and toe bones are called | phalanges
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| small, nearly flat articular surface | facet
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| shallow basin | fossa
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| rounded process | condyle
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| opening or hole | foramen
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| knoblike rough elevation | tubercle
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| ridgelike projection | spine
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| slightly raised edge | line
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| tubelike passageway | meatus
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| tiny pit or depression | fovea
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| small, knoblike process | tubercle
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| thornlike projection | spine
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| rounded enlargement at end of bone | head
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| air-filled cavity within bone | sinus
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| relatively large process | trochanter
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| name the six cranial bones that are visible on the lateral view of a skull | parietal, occipital, temporal, frontal, zygomatic, sphenoid
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| The ___ suture joins the frontal bone to the parietal bones | coronal
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| The parietal bones are firmly interlocked along the midline by the ___suture | sagittal
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| The ___ suture joins the parietal bones to the occipital bone | lambdoid
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| The temporal bones are joined to the parietal bones along the ___ sutures | squamous
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| Name the three cranial bones that contain sinuses | frontal, sphenoid, and ethmoid
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| Name a facial bone that contains a sinus | maxilla
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| forms sagittal, coronal, squamous, and lambdoid sutures | parietal bone
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| cribriform plate | ethmoid bone
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| crista galli | ethmoid bone
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| external acoustic meatus | temporal bone
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| foramen magnum | occipital bone
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| mandibular fossa | temporal bone
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| mastoid process | temporal bone
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| middle nasal concha | ethmoid bone
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| occipital condyle | occipital bone
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| sella turcica | sphenoid bone
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| styloid process | temporal bone
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| supraorbital foramen | frontal bone
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| forms bridge of nose | nasal bone
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| only movable bone in facial skeleton | mandible
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| contains coronoid process | mandible
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| creates prominence of cheek inferior and lateral to the eye | zygomatic bone
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| contains sockets of upper teeth | maxilla
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| forms inferior portion of nasal septum | vomer bone
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| forms anterior portion of zygomatic arch | zygomatic bone
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| scroll-shaped bone | inferior nasal concha
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| forms anterior roof of mouth | maxilla
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| contains mental foramen | mandible
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| forms posterior roof of mouth | palatine bone
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| small medial bone of each orbit | lacrimal bone
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| the vertebral column encloses and protects the | spinal cord
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| the number of seperate bones in the vertebral column of an adult is | 26
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| the ____ of the vertebrae support the weight of the head and trunk | vertebral column
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| the intervertebral foramina of cervical vertebrae serve as passageways for ___ | spinal nerves
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| transverse foramina of cervical vertebrae serve as passageways for | vertebral arteries leading to brain
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| the first vertebrae is also called the | atlas
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| the second vertebrae is also called the | axis
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| when the head is moved from side to side, the first vertebrae pivots around the ___ of the second vertebrae | dens
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| the ___ vertebrae have the largest and strongest bodies | lumbar
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| the typical number of vertebrae that fuse in the adult to form the sacrum is | 5
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| the upper, anterior margin of the sacrum that projects forward is called the | sacroiliac
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| an opening called the ___ exists at the tip of the sacral canal | sacral promontory
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| the last two pairs of ribs that have no cartilaginous attachments to the sternum are sometimes called | floating ribs
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| there are ___ pairs of true ribs | 7
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| castal cartilages are composed of ___ tissue | hyaline
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| the manubrium articulates with the ___ on its superior border | clavicles
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| three functions of thoracic cage | protects heart lungs abdominal , suppoorts bones of pectoral girdle, visceral organs
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| the pectoral girdle is an incomplete ring because it is open in the back between the ___ | scapula
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| the medial end of a clavicle articulates with the ___ of the sternum | manubrium
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| the lateral end of a clavicle articulates with the ___ process of the scapula | acromian process
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| the ___ is a bone that serves as a brace between the sternum and the scapula | clavicle
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| the ___ divides the posterior side of the scapula into unequal portions | spine
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| the lateral tip of the shoulder is the ___ process of the scapula | acromian
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| near the lateral end of the scapula, the ___ process curves anteriorly and inferiorly from the clavicle | coracoid
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| the glenoid cavity of the scapula articulates with the ___ of the humerus | head
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| capitate | carpals
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| coronoid fossa | humerus
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| deltoid tuberosity | humerus
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| greater tubercle | humerus
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| five palmar bones | metacarpals
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| fourteen bones in digits | phalanges
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| intertubercular sulcus | humerus
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| lunate | carpals
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| olecranon fossa | humerus
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| radial tuberosity | radius
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| trapezium | carpals
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| trochlear notch | ulna
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| the pelvic girdle consists of two | coxae
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| the head of the femur articulates with the ___ of the hip bone | acetabulum
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| the ___ is the largest portion of the hip bone | ilium
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| the distance between the __ represents the shortest diameter of the pelvic outlet | ischial spines
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| the pubic bones come together anteriorly to form a cartilaginous joint called the | pubic synthesis
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| the ___ is the portion of the ilium that causes the prominence of the hip | iliac crest
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| when a person sits, the ___ of the ischium supports the weight of the body | tuberosity
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| the angle formed by the pubic bones below the pubic synthesis is called the | pubic arch
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| the ___ is the largest foramen in the skeleton | obturator foramen
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| the ilium joins the sacrum at the ___ joint | sacroiliac
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| middle phalanx | phalanges
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| lesser trochanter | femur
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| medial melleolus | tibia
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| fovea capitis | femur
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| calcaneus | tarsals
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| lateral cuneiform | tarsals
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| tibial tuberosity | tibia
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| talus | tarsals
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| linea aspera | femur
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| lateral melleolus | fibula
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| sesamoid bone | patella
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| five bones that form the instep | metetarsals
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Created by:
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