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Dr. Samsam UCF

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
Intervertabral Disks   Fibrocartilage between the vertabrae, absorb shock, assure no friction between the bones and facilitate the movements of the vertebral column  
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Contents of the vertabral canal   Spinal cord and its blood vesels plus the meninges and the CSF  
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Cervical Rib   When a rib grows from a cervical vertabrea  
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Pathology of Cervical rib   A- Ischemic muscle pain due to compression of the subclavian artery B- Pain of the ulnar side of the forearm and hand C-palpable mass over the clavicle  
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Thoracic Vertebrae Char.   Have 2 articular facets on their lateral side  
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Costo- Vertebral joints   The head of each rib articulates with 2 adjacent vertebrae and the disk between them  
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Costo- Transverse   between the tubercle of the rib and the transverse process of its own vertebrea`  
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Lumbar Punture   done at L3-L5  
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Sternal puncture   Bone marrow needle biopsy for transplantation or cytological analysis  
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Zygopophysial joints   The small vertebral joints between the articular processes  
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Herniation   Mostly posterolaterally where the Anulus Fibrosus is thinner  
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Ligamentum Flavum   yeollowish in color due to elastic fibers, facilitates movements  
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Epidural Anesthesia   given through sacral hiatus to block the pelvic nerves  
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Coccydyna   pain in the coccyx  
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Spina Bifida   Failure of vertebral arches to form or fuse usually in the lumbar or sacral vertebrea  
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Meningocele   caused by spina bifida, meninges bulge out of the vertebral canal  
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Meningomyelocele   caused by spina bifida, meninges plus spinal cord bulge out  
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Folic Acid   Decreases the likelihood of getting spina bifida  
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Trapezius Muscle NN   Spinal root of the accessory nerve  
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Trapezius M. FXN   elevation rotation retraction of scapula  
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Rhomboid Major and Minor NN   Dorsal Scapular Nerve (C4-C5)  
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Rhomboid Major and Minor FXN   press the scapula to the thoracic wall retraction of the scapula medially  
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Levator Scapulae NN   Dorsal Scapular Nerve  
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Levator Scapulae FXN   elevates scapula  
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Lattissimus Dorsi NN   Thoracodorsal N. (C6,C7,C8)  
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Lattissimus Dorsi FXN   Adduction and lowering of the arm, medial rotation and extention of the arm. Raises the body will climbing  
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Serratus Posterior Inferior and Superior NN   Intercostal Nerves (T9-T12)  
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Serratus Posterior Inferior and Superior FXN   rib elevation and may function as accessory muscles or respiration  
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Illiocoastalis, Longissimus, Splenius NN   Primary Spinal dorsal rami  
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Iliocostalis, Longissimus, Splenius FXN   for erect posture of the body and the two splenii rotate the head. Extensors when both sides contract and flexion when one side contracts  
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Medial Group of Muscles NN   innervated by various primary dorsal rami  
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Medial Group FXN   Extensors when both sides contract and flexion when one side contracts. Some stabilize and some rotate the vertebral column  
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Suboccipital Triangle Muscles   rectus capitis post Major, Oblique capitis superior, oblique capitis inferior  
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congenital dislocation of the hip   common birth defect, more in female infants, either acetabulum fails to for completely or the ligaments of the hip joints are loose  
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treatments of congenital dislocation of the hip   splint or harness of straps to hold femur in its proper position  
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ffibula   used sometimes for bone grafting  
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metatarsal stress fractures   result of repetitive stress on foot, 2nd and 3rd metatarsals are mostly affected  
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treatment for metatarsal stress fractures   rest and wearing stiff or well cushioned shoes  
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sciatic nerve   thickest nerve in the body, composed of common peroneal & tibial nerve  
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coommon peroneal   part of the sciatic nerve, composed of dorsal rami  
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tibial nerve   part of sciatic nerve, composed of ventral rami  
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lumbosacral trunk   at L4 & L5  
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tensor fascia latae NN   superior gluteal nerve  
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tensor fascia latae FXN   Abduction, medial rotation and flexion of the thigh, protects the knee joint.  
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gluteus maximus NN   inferior gluteal nerve  
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gluteus maximus FXN   powerful extensor of the hip joint, lateral rotator, active in rising, sitting, climbing  
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gluteus medius & minimus NN   superior gluteal nerve  
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gluteus medius & minimus FXN   abduction, medial rotation of the thigh, it keeps pelvis level when opposite leg is raised  
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deep muscles in the gluteal region   piriformis, obturator internus, superior & inferior gemellus, and quadratus femoris  
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piriformis NN   nerve to piriformis (sacral plexus)  
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piriformis FXN   lateral rotator and abductor of the thigh, keeps femur head in acetabulum, this muscle may partially or totally be absent  
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ventral hip muscles FXN   lateral rotationm medial rotation, control balance  
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obturator internus NN   nerve to obturator internus  
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superior gemellus NN   nerve to obturator internus  
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inferior gemellus NN   nerve to quadratus femoris  
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Quadratus Femoris NN   Nerve to quadratus femoris  
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Obturator internus, Superior gemellus, Inferior gemellus, Quadratus femoris FXN   lateral rotator of the thigh when it is extended and, abductor of the thigh when flexed  
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Hamstring Muscles   Long head biceps, Semitendinous, Semimembranous, Adductor Magnum  
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Hamstring Muscles NN   tibial branch of sciatic nerve  
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biceps femoris long head fxn   extension at the hip, flexor and lateral rotator at knee joint  
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Biceps femoris short head NN   common peroneal nerve *short head maybe absent  
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biceps femoris long head NN   tibial nerve  
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Smietendinoeous FXN   extension of hip, flexion and medial rotation of the knee  
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semitendineous NN   tibial nerve  
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semimembraneous NN   tibal nerve  
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Semimembraneous FXN   hip extensor knee flexor medial rotator  
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Adductor Magnus fxn   powerful adductor, lateral rotator (part inserted to linea aspera), medial rotator at knee joint. Extensor at hip joint,  
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adducctor hiatus contents   popliteal artery and vein  
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The Triceps Surae   Soleus ,Gastrocnemius and Plantaris muscles  
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The Triceps Surae fxn   best plantar flexors, active in Walking  
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triceps surae NN   tibial nerve  
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Tibialis posterior, Flexor Hallusis longus, Flexor digitorum Longus NN   tibial nerve  
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Tibialis posterior, Flexor Hallusis longus, Flexor digitorum Longus FXN   plantar flexion and Supination of the foot.  
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peroneus brevis & longus NN   Superficial peroneal nerve  
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peroneus brevis & longus fxn   strongest pronator of the foot  
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popliteus muscle FXN   flexion of the knee, unlocking of the knee joingm protection of lateral  
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Gracilis muscle FXN   adductor of the thigh, flexor at hip and flexor at knee joints  
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Gracilis muscle NN   Obturator nerve  
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Pectineus muscle FXN   adductor of thigh and flexor of hip joint.  
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Pectinius NN   femoral nerve and obturator nerve  
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Adductor brevis muscle FXN   adductor of thigh and flexor of hip joint  
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Adductor brevis muscle NN   obturator nerve  
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Adductor Longus FXN   Adduction of thigh, hip flexion  
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Adductor Longus NN   obturator nerve  
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Adductor Magnus & minimus FXN   powerful adductor, lateral rotator (part inserted to linea aspera), medial rotator at knee joint. Extensor at hip joint  
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Hiatus tendineus NN   tibial nerve & obturator nerve  
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Adductor Magnus & minimus NN   Obturator nerve  
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Iliopsoas muscle NN   lumbar plexus & femoral nerve  
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Iliopsoas muscle FXN   chief flexor of the hip  
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Quadriceps femoris muscle consists of   Rectus femoris, Vastus intermedius, vastus medialis and vastus lateralis,  
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Quadriceps femoris muscle NN   femoral nerve  
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Quadriceps femoris muscle FXN   chief extensor of the knee joint, Rectus femoris also flexes the hip joint  
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sartorius muscle FXN   acts on 2 joints: flexes at both hip and knee joints  
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Sartorius muscle NN   : femoral nerve  
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The femoral triangle   lateral femoral cutaneous nerve, Femoral nerve, Structures inside the femoral sheath  
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*Content of Femoral Ring   Femoral artery and genitofemoral N. (fem) Femoral vein Lymph nodes and areolar tissue (femoral Canal), the Rosenmuller node (they drain the Glans penis and clitoris)  
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*Femoral hernia   painful, more in female, below and lateral to pubic tubercle  
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Subsartorius (adductor, Hunter’s) canal    
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Tibialis anterior FXN   dorsiflexion and supination & keep the transverse arch of the foot  
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Tibialis anterior NN   deep peroneal N  
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extensor digitorum longus FXN    
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extensor digitorum longus NM   deep peroneal N.  
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Extensor Hallucis longus FXN    
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Extensor Hallucis longus NN   deep peroneal N.  
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Extensor digitorum brevis FXN    
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Extensor digitorum brevis NN   Deep peroneal nerve  
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Extensor Hallucis brevis FXN   Dorsiflexion of 1st digit  
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Extensor Hallucis brevis NN   Deep peroneal nerve  
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Abductor Hallucis NN   Medial plantar Nerve  
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Flexor Hallucis Brevis NN    
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Flexor digitorum Brevis NN    
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Lumbriclas FXN    
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Lumbriclas NN   Medial Plantar N & Lat Plantar N  
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Quadratus Plantae NN   Lateral Plantar N  
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Dorsal interossei MM FXN    
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Dorsal interossei MM NN   Lateral Plantar N  
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Opponens digiti minimi NN    
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Flexor Digiti Minimi NN    
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Abductor Digiti Minimi NN   Lateral Plantar N  
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