A&P Chpt 7 Skeleton
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111 terms
Terms | Definitions |
|---|---|
 Section of spine that articulates with hip bones and pelvis | Sacrum |
| Section of spine that that attaches to ribs | Thoracic |
| Section of spine that receives the most stress | Lumbar |
| Section of spine that contains the transverse foramen | Cervical |
| Section of spine where there are no canals or foramen present | Coccyx |
| Section of spine that contains alae | Sacrum |
| Section of spine that contains the Atlas & Axis | Cervical |
| Section of spine that contains joint that rotates head 'no' | Cervical |
| These very small bones are at the medial border of each eye / A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | C-Lacrimal Bone |
| Failure of these anterior bones to fuse causes a condition known as cleft palate / A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | Maxillae |
| This bone houses the apparatus of the inner & middle ear/ A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | Temporal Bone |
| This bone is wing shaped and extends behind the eyes and forms part of the floor of the cranial vault/ A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | Sphenoid |
| The bones that contain teeth/ A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | Maxilae |
| This bone has a passageway into the nasal cavity/ A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | Lacrimal Bone |
| The sella turcica is a portion of this bone/ A-Temporal Bones B-Sphenoid C-Lacrimal bones D-Maxillae | Sphenoid |
| The fingers have three of these bones and the thumb only has two / A-Humerus B-Radius C-Phalanges | Phalanges |
| This bone articulates with the glenoid fossa/ A-Humerus B-Radius C-Phalanges | Humerus |
| Forearm bone that articulates with most of the carpals/ A-Humerus B-Radius C-Phalanges | Radius |
| Thickest centrum with short blunt spinous processes / A-Coccyx B-Lumbar vertebrae C-Atlas D-Throracic vertebrae | Lumbar vertebrae |
| Fused rudimentary tailbone / A-Coccyx B-Lumbar vertebrae C-Atlas D-Throracic vertebrae | Coccyx |
| A circle of bone that articulates superiorly with the occipital condyles / A-Coccyx B-Lumbar vertebrae C-Atlas D-Throracic vertebrae | Atlas |
| These bones have articular facets for the ribs / A-Coccyx B-Lumbar vertebrae C-Atlas D-Throracic vertebrae | Thoracic Vertebrae |
| Allows the head to nod 'yes' / A-Coccyx B-Lumbar vertebrae C-Atlas D-Throracic vertebrae | Atlas |
| Lambdoid suture connects / A-Temporal & parietal B-Parietal & frontal C-Occipital & Temporal D-Occipital & Parietal E-Right & Left parietal | Occipital & Parietal |
| Saggital suture connects / A-Temporal & parietal B-Parietal & frontal C-Occipital & Temporal D-Occipital & Parietal E-Right & Left parietal | Right & Left Prietal |
| Squamosal suture connects / A-Temporal & parietal B-Parietal & frontal C-Occipital & Temporal D-Occipital & Parietal E-Right & Left parietal | Temporal & Parietal |
| Coronal suture connects / A-Temporal & parietal B-Parietal & frontal C-Occipital & Temporal D-Occipital & Parietal E-Right & Left parietal | Parietal & Frontal |
| Occipitomastoid suture connects / A-Temporal & parietal B-Parietal & frontal C-Occipital & Temporal D-Occipital & Parietal E-Right & Left parietal | Occipital & temporal |
| A Colle's fracture is a break in the distal end of the radius. T/F? | True |
| All the bones of the skull | except the mandible, are united by sutures and are therefore immovable. T/F?, True |
| The foramen magnum goes through the occipital bone. T/F? | True |
| The mastoid sinuses are located at a position in the skull where they are usually free from infections. T/F? | False |
| The vertebral column is held in place primarily by the anterior & posterior longitudinal ligaments. T/F? | True |
| Ribs numbered 11 & 12 are true ribs because they have no anterior attachments. T/F? | False |
| The most common site of fracture in the humerus is the anatomical neck. T/F? | False |
| The layman's name for the scapula is the collarbone. T/F? | False |
| A temporal bone protrusion riddled with sinuses is the styloid process. T/F? | False |
| Costal cartilages join most ribs to the sternum. T/F? | True |
| The tubercle of a rib articulates with the transverse process of a vertebra. T/F? | True |
| In women of childbearing age the dimensions of the true pelvis are of utmost importance. T/F? | True |
| The term vertebrochondral ribs refers to ribs that attach to each other before they attach to the sternum. T/F? | True |
| In the anatomical position the lateral forearm bone is the radius. T/F? | True |
| The vomer forms part of the nasal septum. T/F? | True |
| The cranial vault of the skull is also called the calvaria. T/F? | True |
| The lacrimal bones contain openings that all the tear ducts to pass. T/F? | True |
| The largest and strongest bone of the face is the maxilla. TF? | False |
| Each intervertebral disc possesses a nucleus pulposus and an annulus fibrosus. TF? | True |
| There are 7 cervical 12 thoracic and 5 lumbar vertebrae. TF, | True |
| Lordosis affects the Thoracic vertebrae. TF | False |
| All vertebrae possess a body spine and transverse foramina. TF? | False |
| The dens articulates with the axis. TF? | False |
| The master gland of the body (pituitary gland) is housed in a saddlelike depression in the temporal bone called the sella turcica. TF? | False |
| The ischium articulates with both the ilium and pubis. TF? | True |
| A structure found on the femur is the A/anterior crest B/malleolus C/ linea aspera D/apex | C/linea aspera |
| Which forms the major portion of the coxal bone? A/ischium B/pubis C/ilium D/pelvic | C/Ilium |
| The inferiormost part of the sternum is the A/xiphoid process B/ body C/ manubrium D/ala | A/xiphoid process |
| The membranous area between the cranial bones of the fetal skull are called A/areolas B/foramina C/sutures D/ fontanels | D/fontanels |
| The axial skeleton contains A/the skull vertebral column and pelvis B/arms legs hands and feet C/skull vertebral column and rib cage D/ shoulder and pelvic girdles | C/skull vertebral column rib cage |
| The ethmoid bone is composed of all the following except the A/ superior nasal concha B/ crista galli C/cribiform plate D/inferior nasal concha | D/inferior nasal concha |
| Only the ______ vertebrae does not have a body. A/last lumbar B/axis C/atlas D/last cervical | C/atlas |
| The suture that connects the two parietal bones together is the A/coronal B/ sagittal C/lambdoid D/squamosal | B/sagittal |
| The pituitary gland is housed in the A/vomer bone B/sinuses of the ethmoid C/sella turcica D/foramen lacerum | C/sella turcica |
| They hyoid bone is unique because A/ it is the only bone of the body that does not articulate with any other B/is shaped like a plow C/is covered with mucosa D/it has no specific function | A/only bone that doesn't articulate |
| Along with support the broad anterior ligament of the vertebral column also acts to A/hold the discs in place B/prevent hyperextension of the spine C/hold the spine erect D/protect the spinal cord | B/prevent hyperextension |
| The major function of the intervertebral discs is to A/absorb shock B/string the vertebrae together C/prevent injuries D/prevent hyperextension | A/absorb shock |
| All the following facial bones are paired except one. Which of the following is the unpaired bone? A/palatine B/lacrimal C/vomer D/maxillae | C/vomer |
| Paranasal sinuses are found in which of these facial bones? A/zygomatic B/nasal concha C/vomer D/maxillae | D/maxillae |
| Which of the following is an abnormal lateral curvature of the vertebral column often seen in the thoracic region? A/kyphosis B/scoliosis C/lordosis D/swayback | B/scoliosis |
| Which of the follo9wing phrases best describes the function of the vertebral curves? A/ provide resilience & flexibility B/accommodate muscle attachment C/absorb shock & trauma D/ accommodate weight of pelvic girdle | A/resilience & flexibility |
| The body or centrum of the thoracic vertebrae are A/triangular B/oval C/heart shaped D/round | C heart shaped |
| Which part of vertebral column receives the most stress by bearing most of the body weight? | Lumbar |
| Which is true regarding the center of gravity of the body? A/1cm posterior to sacral promontory B/2cm anterior to sacral foramina C/1cm lateral to sacroiliac joints of the pelvis D/1cm superior to the median sacral crest | A/1cm posterior to sacral promontory |
| Vertebrae T2-T8 differ from the others in that A/they have no transverse processes B/they have superior & inferior demifacets C/they have transverse foramina D/they have no intervertebral discs | B superior & inferior demifacets. |
| The major function of the axial skeleton is to A/give the body resilience B/provide an attachment point for muscles that allow movement C/provide central support for the body and protect internal organs D/provide space for heart/lungs | C/central support and protection |
| The antebrachium is composed of which of the following 2 bones? A/radius & ulna B/ humerus & clavicle C/scapula and clavicle D/humerus & radius | A/radius & ulna |
| The "true wrist" or carus consists of A/gropu of 8 short bones united by ligaments B/the phalanges C/styloid process of the radius and ulna D/metacarpals | A group of 8 bones |
| The short bone that attaches to the third metacarpal is the A/ trapezoid B/hamate C/capitate D/triquetral | C/capitate |
| The bone in direct contact with the first metatarsal (big toe) is the A/medial cuneiform B/lateral cuneiform C/cuboid D/calcaneus | A/medial cuneiform |
| The skull bone that the foramen magnum passes through is the A/atlas B/axis C/occipital D/parietal | C/occipital |
| Choose the statement that is most correct about orbits A/formed of both facial & cranial bones B/only contain facial bones C/only contain cranial bones D/made entirely of cartilage | A both facial & cranial |
| Which of the following is true about paranasal sinuses? A/open into the oral cavity B/enhance resonance of the voice and lighten skull C/contain passages acting as one-way valves D/found in maxillary-ethmoid and lacrimal bones | B/enhance resonance |
| The middle nasal concha is part of which bone? A/maxilla B/zygomatic C/nasal D/ethmoid | D/ethmoid |
| The superior orbital fissure is formed in the sphenoid bone whereas the inferior orbital fissure is formed between the ____ and ____. A/sphenoid-maxilla B/sphenoid/zygomatic C/sphenoid-ethmoid D/ sphenoid-lacrimal | A/sphenoid maxilla |
| Which of the following is the abnormal curve often seen in pregnant women as they attempt to preserve their center of gravity toward the end of the pregnancy? A/kyphosis B/spina bifida C/scoliosis D/lordosis | D/lordosis |
| Thoracic vertebrae 11 & 12 are different from others in which of the following ways? A/orientation of the articular process is different from all other thoracic vertebrae B/transverse processes do not have facets that articulate with tubercles of the ribs C/there are 2 foramina on vertebrae 11 & 12 D/Spinous processes are directed parallel with the centrum | B/no facets that articulate |
| A bone that contains diaphysis and epiphysis areas - a curvature for strength - and is proportionally more compact than spongy bone is the A/parietal bone B/talus C/humerus D/cervical vertebrae | C/humerus |
| The superior nasal concha is part of which bone? A/vomer B/ethmoid C/sphenoid D/maxilla | B/ethmoid |
| The articulation that most clearly resembles a hinge in the body involves which bones? A/humerus-ulna B/humerus-radius C/femur-tibia D/femur-fibula | A/humerus-ulna |
| The pelvic girdle does NOT include the A/sacrum B/ilium C/ischium D/pubis | A/sacrum |
| The following is NOT a structure found on the ischium. A/superior ramus B/inferior ramus C/lesser sciatic notch D/superior body | A/superior ramus |
| Which of the following bones is NOT weight bearing? A/femur B/tibia C/fibula D/tarsus | C/fibula |
| The tibia is in contact with which tarsus? A/calcaneus B/cuboid C/navicular D/talus | D/talus |
| The heel bone is called the____? | calcaneus |
| The lateral condyle of the femur articulates with the lateral condyle of the___? | tibia |
| The medial condyle of the femur articulates with the medial condyle of the ___? | tibia |
| The largest foramen in the body is the ____ foramen. | obturator |
| The smallest short bone in the hand is the ___. | pisiform |
| The styloid process of the ___ points to the thumb. | Radius |
| The large fossa on the anterior aspect of the scapula is the ____. | subscapular fossa |
| Only the ___ vertebrae have transverse foramina. | cervical |
| The ___ is the primary bone in the septum of the nose. | vomer |
| Your cheek is composed of the ____ bone. | zygomatic |
| Why is the area just distal to the turbercles of the humerus called the surgical neck? | most frequently fractured part |
| What are fontanels and what advantages to they confer on the fetus and the mother? | regions of unossified fibrous membrane in the skull allowing the cranium to enlarge and ease in the delivery of the child |
| Which are the four major sutural bones and between which bones are they found? | Coronal-parietal & frontal / Sagittal-between parietal / Squamous-parietal & temporal / Lambdoidal-parietal & occipital |
| Nasal septum of ethmoid bone |  D - six oclock |
| Turbinate bone of ethmoid bone | C - 5 oclock folded looking bone |
| Orbital area of ethmoid bone | E - 9 oclock (eye area) |
| (ethmoid bone) Olfactory bulb sits on this | B - 1 oclock - fan shaped just lateral of center rooster |
| nasal concha of ethmoid bone | C - 5 oclock |
| Roosters comb of ethmoid bone | A 12 oclock |
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