http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/upper-leg/the-hip-joint/ http://www.youtube.com/v/rVGK6D16Z9c http://i.ytimg.com/vi/rVGK6D16Z9c/hqdefault.jpg The Hip Joint The Hip Joint 2012-07-24T18:20:12+00:00 bones hip joints ligaments Upper Leg http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/hand-upper-limb/joints-of-the-wrist-and-hand/ http://www.youtube.com/v/uiyqVsSPD1w http://i.ytimg.com/vi/uiyqVsSPD1w/hqdefault.jpg Joints of the Wrist and Hand Joints of the Wrist and Hand 2012-07-24T18:17:22+00:00 bones joints ligaments wrist Hand http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/shoulder/shoulder-joint/ http://www.youtube.com/v/vG1XQkj3Yx0 http://i.ytimg.com/vi/vG1XQkj3Yx0/hqdefault.jpg Shoulder Joint Shoulder Joint 2012-07-20T13:57:41+00:00 bones joints ligaments shoulder Shoulder http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/elbow/elbow-joint/ http://www.youtube.com/v/S1Jo3Asc68g http://i.ytimg.com/vi/S1Jo3Asc68g/hqdefault.jpg Elbow Joint Elbow Joint 2012-07-20T13:54:56+00:00 bones elbow joints ligaments Elbow http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/foot/intrinsic-muscles-of-the-foot/ http://www.youtube.com/v/ocUiJYXebHs http://i.ytimg.com/vi/ocUiJYXebHs/hqdefault.jpg Intrinsic Muscles of the Foot Intrinsic Muscles of the Foot 2012-07-08T02:37:27+00:00 foot lower limb muscles Foot http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/foot/intrinsic-muscles-of-the-foot/ http://www.youtube.com/v/aOBHTkSamWw http://i.ytimg.com/vi/aOBHTkSamWw/hqdefault.jpg Intrinsic Muscles of the Foot [Video 2] [Video 2] Intrinsic Muscles of the Foot 2012-07-08T02:37:27+00:00 foot lower limb muscles Foot http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/foot/fascia-and-retinacula-of-the-foot/ http://www.youtube.com/v/h1dKOYO5KwU http://i.ytimg.com/vi/h1dKOYO5KwU/hqdefault.jpg Fascia and Retinacula of the Foot Fascia and Retinacula of the Foot 2012-07-08T02:29:04+00:00 fascia foot lower limb Foot http://www.anatomyzone.com/tutorials/musculoskeletal/pelvis-and-perineum/bones-of-the-pelvis/ http://www.youtube.com/v/3v5AsAESg1Q http://i.ytimg.com/vi/3v5AsAESg1Q/hqdefault.jpg Bones of the Pelvis Bones of the Pelvis 2012-07-08T02:22:30+00:00 bones hip pelvis Pelvis and Perineum http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/foot/bones-of-the-foot/ http://www.youtube.com/v/BQTV-iUFAl0 http://i.ytimg.com/vi/BQTV-iUFAl0/hqdefault.jpg Bones of the Foot Bones of the Foot 2012-07-08T02:17:58+00:00 bones foot lower limb Foot http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-leg/ http://www.youtube.com/v/F1J0HbV2n5s http://i.ytimg.com/vi/F1J0HbV2n5s/hqdefault.jpg Muscles of the Leg Muscles of the Leg 2012-05-21T11:15:01+00:00 leg lower limb muscles Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-leg/ http://www.youtube.com/v/83_ctEOFkhM http://i.ytimg.com/vi/83_ctEOFkhM/hqdefault.jpg Muscles of the Leg [Video 2] [Video 2] Muscles of the Leg 2012-05-21T11:15:01+00:00 leg lower limb muscles Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-thigh-and-gluteal-region/ http://www.youtube.com/v/kXg3akhbrrg http://i.ytimg.com/vi/kXg3akhbrrg/hqdefault.jpg Muscles of the Thigh and Gluteal Region Muscles of the Thigh and Gluteal Region 2012-01-21T23:53:12+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-thigh-and-gluteal-region/ http://www.youtube.com/v/ecfssWS1aVg http://i.ytimg.com/vi/ecfssWS1aVg/hqdefault.jpg Muscles of the Thigh and Gluteal Region [Video 2] [Video 2] Muscles of the Thigh and Gluteal Region 2012-01-21T23:53:12+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/femoral-triangle/ http://www.youtube.com/v/-Obyz2hMsb8 http://i.ytimg.com/vi/-Obyz2hMsb8/hqdefault.jpg Femoral Triangle Femoral Triangle 2012-01-21T23:48:37+00:00 anatomical areas lower limb thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-gluteal-region/ http://www.youtube.com/v/RHJwCzzWqhE http://i.ytimg.com/vi/RHJwCzzWqhE/hqdefault.jpg Muscles of the Gluteal Region Muscles of the Gluteal Region 2012-01-21T23:43:44+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-gluteal-region/ http://www.youtube.com/v/cF0zy4ub1V4 http://i.ytimg.com/vi/cF0zy4ub1V4/hqdefault.jpg Muscles of the Gluteal Region [Video 2] [Video 2] Muscles of the Gluteal Region 2012-01-21T23:43:44+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-thigh/ http://www.youtube.com/v/8trLEtQYDGw http://i.ytimg.com/vi/8trLEtQYDGw/hqdefault.jpg Muscles of the Thigh Muscles of the Thigh 2012-01-21T23:39:26+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-thigh/ http://www.youtube.com/v/MjPAPTJdxa8 http://i.ytimg.com/vi/MjPAPTJdxa8/hqdefault.jpg Muscles of the Thigh [Video 2] [Video 2] Muscles of the Thigh 2012-01-21T23:39:26+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/lower-limb/muscles-of-the-thigh/ http://www.youtube.com/v/PAMWumkerRA http://i.ytimg.com/vi/PAMWumkerRA/hqdefault.jpg Muscles of the Thigh [Video 3] [Video 3] Muscles of the Thigh 2012-01-21T23:39:26+00:00 lower limb muscles thigh Lower Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/muscles-of-the-hand/ http://www.youtube.com/v/Q6s1eHmsd5w http://i.ytimg.com/vi/Q6s1eHmsd5w/hqdefault.jpg Muscles of the Hand Muscles of the Hand 2012-01-09T13:59:46+00:00 hand muscles upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/bones-of-the-hand-and-wrist/ http://www.youtube.com/v/4amn0a_mGU0 http://i.ytimg.com/vi/4amn0a_mGU0/hqdefault.jpg Bones of the Hand and Wrist Bones of the Hand and Wrist 2011-12-27T13:02:29+00:00 bones hand upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/radius-and-ulna/ http://www.youtube.com/v/O-yQoHmcunk http://i.ytimg.com/vi/O-yQoHmcunk/hqdefault.jpg Radius and Ulna Radius and Ulna 2011-12-27T12:58:11+00:00 bones forearm upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/muscles-of-the-forearm/ http://www.youtube.com/v/BjIab-huqgU http://i.ytimg.com/vi/BjIab-huqgU/hqdefault.jpg Muscles of the Forearm Muscles of the Forearm 2011-12-16T16:47:28+00:00 forearm muscles upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/muscles-of-the-forearm/ http://www.youtube.com/v/7F4dHDwwvhQ http://i.ytimg.com/vi/7F4dHDwwvhQ/hqdefault.jpg Muscles of the Forearm [Video 2] [Video 2] Muscles of the Forearm 2011-12-16T16:47:28+00:00 forearm muscles upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/muscles-of-the-upper-arm/ http://www.youtube.com/v/Os2zuEuGCIw http://i.ytimg.com/vi/Os2zuEuGCIw/hqdefault.jpg Muscles of the Upper Arm Muscles of the Upper Arm 2011-12-14T22:29:01+00:00 muscles upper arm upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/features-of-the-humerus/ http://www.youtube.com/v/1s_q-Znnmwo http://i.ytimg.com/vi/1s_q-Znnmwo/hqdefault.jpg Features of the Humerus Features of the Humerus 2011-12-13T00:10:47+00:00 bones upper arm upper limb Upper Limb http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/shoulder/scapula-and-clavicle-shoulder-girdle/ http://www.youtube.com/v/5bneylG3w10 http://i.ytimg.com/vi/5bneylG3w10/hqdefault.jpg Scapula and Clavicle - Shoulder Girdle Scapula and Clavicle - Shoulder Girdle 2011-12-12T19:03:36+00:00 bones shoulder upper limb Shoulder http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/face-muscles/tongue-muscles-and-the-hyoid-bone/ http://www.youtube.com/v/NC3_RNRAvQc http://i.ytimg.com/vi/NC3_RNRAvQc/hqdefault.jpg Tongue Muscles and the Hyoid Bone Tongue Muscles and the Hyoid Bone 2011-12-10T12:35:57+00:00 bones head mouth muscles Face http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/neck/muscles-of-the-neck-posterior-triangle-prevertebral-and-lateral-muscles/ http://www.youtube.com/v/wISJSehgL-A http://i.ytimg.com/vi/wISJSehgL-A/hqdefault.jpg Muscles of the Neck - Posterior Triangle, Prevertebral and Lateral Muscles Muscles of the Neck - Posterior Triangle, Prevertebral and Lateral Muscles 2011-12-10T12:32:39+00:00 muscles neck Neck http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/neck/muscles-of-the-neck-anterior-triangle/ http://www.youtube.com/v/x5b7BUMy_8k http://i.ytimg.com/vi/x5b7BUMy_8k/hqdefault.jpg Muscles of the Neck - Anterior Triangle Muscles of the Neck - Anterior Triangle 2011-12-07T20:59:02+00:00 muscles neck Neck http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/neck/muscles-of-the-neck-anterior-triangle/ http://www.youtube.com/v/vNJWoZPLDcI http://i.ytimg.com/vi/vNJWoZPLDcI/hqdefault.jpg Muscles of the Neck - Anterior Triangle [Video 2] [Video 2] Muscles of the Neck - Anterior Triangle 2011-12-07T20:59:02+00:00 muscles neck Neck http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/neck/organisation-of-the-neck/ http://www.youtube.com/v/Mrtt9s72a7I http://i.ytimg.com/vi/Mrtt9s72a7I/hqdefault.jpg Organisation of the Neck Organisation of the Neck 2011-12-07T20:57:04+00:00 anatomical areas neck Neck http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/neck/organisation-of-the-neck/ http://www.youtube.com/v/UJtUIgDlnLA http://i.ytimg.com/vi/UJtUIgDlnLA/hqdefault.jpg Organisation of the Neck [Video 2] [Video 2] Organisation of the Neck 2011-12-07T20:57:04+00:00 anatomical areas neck Neck http://www.anatomyzone.com/tutorials/cardiovascular/blood-supply-to-the-heart/ http://www.youtube.com/v/Kv-MN-Gv6jw http://i.ytimg.com/vi/Kv-MN-Gv6jw/hqdefault.jpg Blood Supply to the Heart Blood Supply to the Heart 2011-12-07T20:55:28+00:00 blood supply heart thorax Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/blood-supply-to-the-heart/ http://www.youtube.com/v/wII5jn540kM http://i.ytimg.com/vi/wII5jn540kM/hqdefault.jpg Blood Supply to the Heart [Video 2] [Video 2] Blood Supply to the Heart 2011-12-07T20:55:28+00:00 blood supply heart thorax Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/veins-of-the-body/ http://www.youtube.com/v/sI6yXy3u2sI http://i.ytimg.com/vi/sI6yXy3u2sI/hqdefault.jpg Veins of the Body Veins of the Body 2011-12-07T20:54:45+00:00 blood supply veins Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/veins-of-the-body/ http://www.youtube.com/v/ZQd73stLZl8 http://i.ytimg.com/vi/ZQd73stLZl8/hqdefault.jpg Veins of the Body [Video 2] [Video 2] Veins of the Body 2011-12-07T20:54:45+00:00 blood supply veins Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/arteries-of-the-body/ http://www.youtube.com/v/LQne1SILsVk http://i.ytimg.com/vi/LQne1SILsVk/hqdefault.jpg Arteries of the Body Arteries of the Body 2011-12-07T20:53:17+00:00 arteries blood supply Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/arteries-of-the-body/ http://www.youtube.com/v/20346sgZ3dA http://i.ytimg.com/vi/20346sgZ3dA/hqdefault.jpg Arteries of the Body [Video 2] [Video 2] Arteries of the Body 2011-12-07T20:53:17+00:00 arteries blood supply Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/the-heart-and-major-vessels/ http://www.youtube.com/v/IGYhPa2W2yQ http://i.ytimg.com/vi/IGYhPa2W2yQ/hqdefault.jpg The Heart and Major Vessels The Heart and Major Vessels 2011-12-07T20:52:46+00:00 blood supply heart Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/the-heart-and-major-vessels/ http://www.youtube.com/v/_iKBD28Y9Cc http://i.ytimg.com/vi/_iKBD28Y9Cc/hqdefault.jpg The Heart and Major Vessels [Video 2] [Video 2] The Heart and Major Vessels 2011-12-07T20:52:46+00:00 blood supply heart Cardiovascular http://www.anatomyzone.com/tutorials/cardiovascular/mediastinum/ http://www.youtube.com/v/Io4S7HmnNqE http://i.ytimg.com/vi/Io4S7HmnNqE/hqdefault.jpg Mediastinum Mediastinum 2011-12-07T20:51:52+00:00 anatomical areas thorax Basics http://www.anatomyzone.com/tutorials/cardiovascular/heart-structure-and-function-basics/ http://www.youtube.com/v/ifPY0hy5ZiY http://i.ytimg.com/vi/ifPY0hy5ZiY/hqdefault.jpg Heart Structure and Function Basics Heart Structure and Function Basics 2011-12-07T20:51:17+00:00 heart thorax Basics http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/face-muscles/muscles-of-mastication/ http://www.youtube.com/v/uEP4wYX01eo http://i.ytimg.com/vi/uEP4wYX01eo/hqdefault.jpg Muscles of Mastication Muscles of Mastication 2011-12-07T20:50:35+00:00 face head muscles Face http://www.anatomyzone.com/tutorials/musculoskeletal/upper-limb/shoulder/rotator-cuff/ http://www.youtube.com/v/SfUmN_V-28w http://i.ytimg.com/vi/SfUmN_V-28w/hqdefault.jpg Rotator Cuff Rotator Cuff 2011-12-07T20:42:55+00:00 muscles shoulder upper limb Shoulder http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/foramina-of-the-skull-and-the-structures-that-pass-through/ http://www.youtube.com/v/4Ci8c7P-OZo http://i.ytimg.com/vi/4Ci8c7P-OZo/hqdefault.jpg Foramina of the Skull and the Structures that Pass Through Foramina of the Skull and the Structures that Pass Through 2011-12-07T20:40:34+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/foramina-of-the-skull-and-the-structures-that-pass-through/ http://www.youtube.com/v/wzsef-xwHbo http://i.ytimg.com/vi/wzsef-xwHbo/hqdefault.jpg Foramina of the Skull and the Structures that Pass Through [Video 2] [Video 2] Foramina of the Skull and the Structures that Pass Through 2011-12-07T20:40:34+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/foramina-of-the-skull/ http://www.youtube.com/v/ZoAH5_pJUTI http://i.ytimg.com/vi/ZoAH5_pJUTI/hqdefault.jpg Foramina of the Skull Foramina of the Skull 2011-12-07T20:39:13+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/foramina-of-the-skull/ http://www.youtube.com/v/NqalHPT-PXQ http://i.ytimg.com/vi/NqalHPT-PXQ/hqdefault.jpg Foramina of the Skull [Video 2] [Video 2] Foramina of the Skull 2011-12-07T20:39:13+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/mandible/ http://www.youtube.com/v/dCVnGFxd9Uw http://i.ytimg.com/vi/dCVnGFxd9Uw/hqdefault.jpg Mandible Mandible 2011-12-07T20:37:51+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/sutures-of-the-skull/ http://www.youtube.com/v/QPMuUJ6-pko http://i.ytimg.com/vi/QPMuUJ6-pko/hqdefault.jpg Sutures of the Skull Sutures of the Skull 2011-12-07T20:37:09+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/face-muscles/muscles-of-facial-expression/ http://www.youtube.com/v/Xmz3oLrnzBw http://i.ytimg.com/vi/Xmz3oLrnzBw/hqdefault.jpg Muscles of Facial Expression Muscles of Facial Expression 2011-12-06T16:33:14+00:00 face head muscles Face http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/face-muscles/muscles-of-facial-expression/ http://www.youtube.com/v/3Z0nbAm2HPw http://i.ytimg.com/vi/3Z0nbAm2HPw/hqdefault.jpg Muscles of Facial Expression [Video 2] [Video 2] Muscles of Facial Expression 2011-12-06T16:33:14+00:00 face head muscles Face http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/facial-skeleton/ http://www.youtube.com/v/0oEAyhcHqbE http://i.ytimg.com/vi/0oEAyhcHqbE/hqdefault.jpg Facial Skeleton Facial Skeleton 2011-12-06T16:26:36+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/facial-skeleton/ http://www.youtube.com/v/pRT9DQ5mx4c http://i.ytimg.com/vi/pRT9DQ5mx4c/hqdefault.jpg Facial Skeleton [Video 2] [Video 2] Facial Skeleton 2011-12-06T16:26:36+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/bones-of-the-calvaria/ http://www.youtube.com/v/9I0t9N-GIRM http://i.ytimg.com/vi/9I0t9N-GIRM/hqdefault.jpg Bones of the Calvaria Bones of the Calvaria 2011-12-06T16:24:36+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/musculoskeletal/head-and-neck/skull/bones-of-the-calvaria/ http://www.youtube.com/v/BplI5RF-1zI http://i.ytimg.com/vi/BplI5RF-1zI/hqdefault.jpg Bones of the Calvaria [Video 2] [Video 2] Bones of the Calvaria 2011-12-06T16:24:36+00:00 bones head skull Skull http://www.anatomyzone.com/tutorials/basics/general-skeleton/ http://www.youtube.com/v/fIoBoGSPkws http://i.ytimg.com/vi/fIoBoGSPkws/hqdefault.jpg General Skeleton General Skeleton 2011-12-06T16:22:41+00:00 bones Basics http://www.anatomyzone.com/tutorials/musculoskeletal/back-and-spine/back-muscles-in-a-nutshell/ http://www.youtube.com/v/lfiorcWqc_U http://i.ytimg.com/vi/lfiorcWqc_U/hqdefault.jpg Back Muscles in a Nutshell Back Muscles in a Nutshell 2011-12-06T16:22:02+00:00 back muscles overview Back http://www.anatomyzone.com/tutorials/musculoskeletal/back-and-spine/intermediate-and-deep-muscles-of-the-back/ http://www.youtube.com/v/-oxY2Duc-0c http://i.ytimg.com/vi/-oxY2Duc-0c/hqdefault.jpg Intermediate and Deep Muscles of the Back Intermediate and Deep Muscles of the Back 2011-12-06T16:20:16+00:00 back muscles Back http://www.anatomyzone.com/tutorials/basics/anatomy-terminology/ http://www.youtube.com/v/3KpQHae6LGI http://i.ytimg.com/vi/3KpQHae6LGI/hqdefault.jpg Anatomy Terminology Anatomy Terminology 2011-12-06T16:19:26+00:00 terminology Basics http://www.anatomyzone.com/tutorials/musculoskeletal/back-and-spine/extrinsic-muscles-of-the-back/ http://www.youtube.com/v/cqr7UcXX1Fo http://i.ytimg.com/vi/cqr7UcXX1Fo/hqdefault.jpg Extrinsic Muscles of the Back Extrinsic Muscles of the Back 2011-12-06T16:17:29+00:00 back muscles Back http://www.anatomyzone.com/tutorials/musculoskeletal/back-and-spine/features-of-a-vertebra/ http://www.youtube.com/v/4Nld9d2LD_M http://i.ytimg.com/vi/4Nld9d2LD_M/hqdefault.jpg Features of a vertebra Features of a vertebra 2011-12-06T16:16:24+00:00 back bones vertebra Back http://www.anatomyzone.com/tutorials/musculoskeletal/back-and-spine/vertebral-column/ http://www.youtube.com/v/NAd9g5nUurE http://i.ytimg.com/vi/NAd9g5nUurE/hqdefault.jpg Vertebral Column Vertebral Column 2011-12-06T16:07:01+00:00 back bones vertebra Back