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Hy - Anatomy

Hy - Anatomy - All Topics Combined - One-Liners

QuestionAnswer
Exaggerated over-curvature of thoracic area of vertebral column Kyphosis
Lateral deviation of vertebral column Scoliosis
Major feature of cervical vertebrae Transverse foramina
Vertebra located at level of iliac crest L4
Ligament that connects internal surface of laminae of vertebrae Ligamentum flavum
Ligament that checks hyperextension of vertebral column Anterior longitudinal
Ligament affected by whiplash injury Anterior longitudinal
Ligament which limits skull rotation Alar
Defective portion of vertebra with spondylolisthesis in cervical area Pedicle
Defective portion of vertebra with spondylolisthesis in lumbar area Pars interarticularis, Lamina
Common direction of all superior articular facets of vertebrae Posterior
Structure in contact with posterior surface of dens Transverse ligament of atlas (part of cruciate)
Most commonly herniated intervertebral disc L4-5
Most common nerve compressed with herniated intervertebral disc L5
Spinal nerve affected by protrusion of the disc between C5/6 C6
Thoracic intercostal space located deep to triangle of auscultation sixth
Vertebral level of lumbar puncture L4
Innervation of suboccipital muscles Suboccipital nerve
Roof of suboccipital triangle Semispinalis capitis
Floor of suboccipital triangle Posterior arch of atlas; posterior atlanto-occipital membrane
Major vessel within suboccipital triangle Vertebral artery
Synonym for dorsal ramus of C2 Greater occipital nerve
Inferior extent of dura-arachnoid sac SV2
Inferior extent of spinal cord LV2
Location of internal vertebral plexus Epidural space
Most frequently fractured bone of body Clavicle
Most frequently dislocated carpal bone Lunate
Most frequently fracture carpal bone Scaphoid
Name of fracture of distal radius that produces “dinner fork” appearance Colle’s fracture
Nerve injured with fracture of surgical neck of humerus Axillary
Nerve injured with fracture of medial humeral epicondyle Ulnar
Nerve injured with fracture of shaft of humerus Radial
Nerve injured in wrist drop Radial
Muscle that is chief flexor and chief extensor at shoulder joint Deltoid
Muscles innervated by axillary nerve Deltoid and teres minor
Muscle that initiates abduction of arm Supraspinatus
Most commonly torn tendon of rotator cuff Supraspinatus
Two muscles that rotate scapula for full abduction of arm Trapezius and serratus anterior
Tendon that courses through shoulder joint Long head of biceps
Chief supinator muscle of hand Biceps brachii
Injury to what nerve causes winged scapula Long thoracic nerve
Spinal levels of axillary nerve C5 and C6
Spinal levels to muscles of the hand C8 and T1
Dermatome of thumb C6
Nerve to thenar compartment Recurrent branch of Median
Innervation of adductor pollicis Ulnar (deep br.)
Innervation to all interosseous muscles Ulnar (deep br.)
Region affected by upper trunk injury of brachial plexus Shoulder
Region affected by lower trunk injury of brachial plexus Intrinsic hand muscles
Nerve compressed with carpal tunnel syndrome Median
Nerve affected by cubital tunnel syndrome Ulnar
Paralysis of which muscles results in total “claw” hand Lumbricals
Boundaries of femoral triangle Inguinal ligament, sartorius and adductor longus
Structure immediately lateral to femoral sheath Femoral nerve
Structure immediately medial to femoral artery in femoral sheath Femoral vein
Contents of femoral canal Deep inguinal lymph nodes
Medial boundary of femoral ring Lacunar ligament
Structures that course throughout entire length of adductor canal Femoral artery and vein
Structures that course through only portion of adductor canal Saphenous nerve, nerve to vastus medialis, descending genicular vessels
Muscle that forms floor of popliteal fossa Popliteus
Muscle that is chief flexor at hip joint Iliopsoas
Muscle that prevents pelvis from tilting when walking Gluteus medius
Muscle that extends leg Quadriceps femoris
Muscle that unlocks knee joint Popliteus
Muscle affected with “foot slap” Tibialis anterior
Chief invertors of foot Tibialis anterior and posterior
Chief evertors of foot Fibularis longus and brevis
Ligament that checks backward displacement of femur on tibia Anterior cruciate
Ligament laxity with positive valgus maneuver Medial collateral
Most commonly injured ankle ligament Anterior talofibular
Ligament stretched with “flat foot” Plantar calcaneonavicular (spring)
Joints for movements of inversion and eversion Subtalar and transverse Tarsal
Major artery to head of femur in adult Medial femoral circumflex
Nerve affected with fracture of head and neck of fibula Common fibular
Tendon affected with avulsion fracture of 5th metatarsal Fibularis brevis
Innervation of adductor magnus Obturator, tibial portion of Sciatic
Nerve affected with tarsal tunnel syndrome Tibial
Cutaneous innervation to medial side of foot Saphenous (L4)
Cutaneous innervation to lateral side of foot Sural (S1)
Cutaneous innervation of heel Tibial
Cutaneous innervation to dorsal aspect of web between toes 1 and 2 Deep fibular
Cutaneous innervation of most of dorsum of foot Superficial fibular
Major dermatome to big toe L4
Dermatome to small toe S1
Spinal level of patellar reflex L4
Spinal level of Achilles reflex S1
Locking of knee when walking suggests Meniscus injury
Major injury triad with lateral impact to knee Medial collateral, medial meniscus and anterior cruciate ligament
Dermatome around nipple T4
Vertebral level at inferior angle of scapula TV7
Structure that lies immediately posterior to manubrium Thymus
Rib related to oblique fissure of lung posteriorly 2nd
Rib paralleled by horizontal fissure of right lung 4th
Inferior extent of lung at midclavicular line 6th rib
Inferior extent of pleura at midclavicular line 8th rib
Inferior extent of lung at midaxillary line 8th rib
Inferior extent of pleura at midaxillary line 10th rib
Inferior extent of lung posteriorly 10th rib
Inferior extent of pleura posteriorly 12th rib
Innervation of costal pleura Intercostal nerve
Innervation of mediastinal pleura Phrenic nerve
Site for auscultation of pulmonary valve Left 2nd interspace
Site for auscultation of aortic valve Right 2nd interspace
Site for auscultation of tricuspid valve Xiphisternal joint
Site for auscultation of mitral valve Left 5th interspace, midclavicular line
Heart chamber with greatest sternocostal projection Right ventricle
Chamber that forms apex of heart Left ventricle
major chamber that forms base of heart Left atrium
Heart chamber that contains moderator band Right ventricle
Artery that determines coronary dominance Posterior interventricular
Usual origin of SA and AV nodal arteries Right coronary artery
Location of SA node Cristae terminalis
Major vessel that drains the musculature of the heart Coronary sinus
Innervation of fibrous pericardium Phrenic nerve
Most common cause of systolic ejection murmur Aortic stenosis
Rib associated with sternal angle Second rib
Vertebral level associated with sternal angle Disc between TV4-5
Location of ductus arteriosus Between left pulmonary artery and aorta
Nerve potentially injured with repair of patent ductus arteriosus Left recurrent laryngeal Nerve
Veins that unite to form brachiocephalic Subclavian and internal Jugular
Veins that unite to form superior vena cava Right and left Brachiocephalic
Termination of azygos vein Superior vena cava
Structures that lie to right and left of thoracic duct Azygos veins, aorta
Spinal levels of greater splanchnic nerve T5-9
Spinal levels of lesser splanchnic nerve T10-11
Spinal levels of least splanchnic nerve T12
Thoracic structures that can compress the esophagus Left bronchus, aorta and Diaphragm
Disease often associated with thymoma Myasthenia gravis
Remnant of umbilical vein Round ligament of liver
Dermatome to umbilical area T10
Dermatome to suprapubic area L1
Vertebral level associated with origin of celiac artery T12
Vertebral level associated with origin of SMA L1
Vertebral level associated with origin renal arteries L2
Vertebral level associated with origin of gonadal arteries L2
Vertebral level associated with origin of IMA L3
Vertebral level of umbilicus Disc L3-4
Vertebral level of aortic bifurcation L5
Vertebral level for formation of IVC L5
Spinal levels to muscles of anterior abdominal wall T7 – L1
Structure that forms superficial inguinal ring Aponeurosis of external Oblique
Structure that forms deep inguinal ring Trasnversalis fasica
Structure that form floor of inguinal canal Inguinal ligament
Bony attachments of inguinal ligament ASIS and pubic tubercle
Structures that form conjoint tendon Internal oblique and transversus abdominis
Abdominal layer continuous with external spermatic fascia External oblique
Abdominal continuous with cremasteric fascia Internal oblique
Abdominal layer continuous with internal spermatic fascia Transversalis fascia
Structure that lies between protrusion sites of direct and indirect hernias Inferior epigastric artery
Type of hernia that enters deep inguinal ring Indirect inguinal
Most common type of hernia Indirect inguinal
Most common side for indirect inguinal hernia Right
Type of hernia that protrudes through Hesselbach’s triangle Direct inguinal
Boundaries of Hesselbach’s triangle Inguinal ligament, rectus abdominis, inferior epigastric artery and vein
Type of hernia that traverses both deep and superficial rings Indirect inguinal
Fluid in processus vaginalis Hydrocele
Communication between greater and lesser sacs Epiploic foramen
Superior border of epiploic foramen Caudate lobe of liver
Inferior border of epiploic foramen Part one of duodenum
Posteiror border of epiploic foramen IVC
Ligament that contains portal vein, hepatic artery and bile duct Hepatoduodenal (lesser omentum)
Structure that limits spread of ascitic fluid in left paracolic gutter Phrenicocolic ligament
Structuer that limits spread of ascitic fluid within infracolic compartment Root of mesentary
Superior extent of right paracolic gutter Hepatorenal recess
Most inferior portion of peritoneal cavity Rectouterine pouch
Structures supplied by celiac artery Stomach, duodenum, liver, spleen, gallbladder, pancreas
Branches of celiac artery Left gastric, common hepatic and splenic
Blood supply to stomach Right and left gastroepiploics, right, left and short gastric
Major structures of bed of stomach Pancreas, spleen, left kidney and suprarenal gland, diaphragm
Ducts that join to form common bile duct Cystic and common Hepatic
Structure that separates right and left lobes of liver Falciform ligament
Origin of cystic artery Right hepatic artery
Ribs directly related to spleen Ribs 9-11
Organs related to spleen Stomach, colon, left kidney, tail of pancreas
Artery to small intestine SMA
Organs supplied by both celiac and SMA Duodenum, pancreas
Organs supplied by both SMA and IMA Transverse colon
Vessel located posterior to head of pancreas IVC
Vessel located posterior to neck of pancreas Portal vein
Veins that unite to form portal vein Splenic and SMV
Clinically importatnt organs for portacaval anastomoses Esophagus, rectum, liver
Two structures that lies posterior to SMA near its origin Left renal vein, duodenum
Three distinguishing features of the large intestine Tenia coli, haustra, epiploic appendages
Termination of left gonadal vein Left renal vein
Termination of right gonadal vein Inferior vena cava
Location of initial pain of appendicitis Umbilical region
Motor innervation of diaphragm Phrenic
Sensory innervation of diaphragm Phrenic + intercostal
Spinal levels of phrenic nerve C3-5
Vertebral level that inferior vena cava traverses diaphragm T8
Vertebral level that esophagus traverses diaphragm T10
Structures that traverse diaphragm with esophagus Vagal trunks
Vertebral level that aorta traverses diaphragm T12
Structure that traverses diaphragm with aorta Thoracic duct
Structure that traverses diaphragm through crura Greater, lesser and least splanchnic nerves
Structure that separates pelvis and perineum Pelvic diaphragm
Two major components of pelvic diaphragm Levator ani + coccygeus
Two major components of levator ani Pubococcygeus and Iliococcygeus
Two muscles which close lateral pelvic wall Obturator internus and Piriformis
Means by which obturator internus exits pelvis Lesser sciatic foramen
Means by which piriformis exits pelvis Greater sciatic foramen
Innervation of detrusor Pelvic splanchnics (S2-4)
Remnants of umbilical arteries Medial umbilical ligaments
Chief artery to rectal mucosa Superior rectal
Most common type of pelvic inlet in females Gynecoid
Two remnants of gubernaculum in females Ovarian and round Ligament
Ligament that contains ovarian vessels Suspensory ligament of Ovary
Lymph nodes for ovary and testes Lumbar
Normal position of uterus Anterverted, anteflexed
Chief uterine support Pubococcygeus
Ligament that contains uterine vessels Lateral cervical
Structure potentially injured with hysterectomy Ureter
Relation of ureter to uterine artery Inferior and posterior
Structure that separates deep and superficial perineal spaces Perineal membrane
Bony landmarks between anal and UG triangles Ischial tuberosities
Lateral wall of ischioanal fossa Fascia of obturator Internus
Structure that forms the pudendal canal Fascia of obturator Internus
Structure that separates internal and external hemorrhoids Pectinate line
Lymph nodes for area superior to pectinate line of anal canal Internal iliac, IM
Lymph nodes for area inferior to pectinate line of anal canal Superficial inguinal
Major structure of deep perineal space Sphincter urethrae
Lymph nodes for glans penis Deep inguinal
Muscle which compresses the bulb of penis Bulbospongiosus
Muscle which compresses the crus of penis Ischiocavernosus
Muscles which meet at the perineal body Superficial and deep perineal, bulbospongiosus, external anal sphincter, pubococcygeus
Vertebral level of hyoid bone CV3
Vertebral level of thyroid cartilage CV4,5
Vertebral level of cricoid cartilage CV6
Muscles that are innervated by CN XI Trapezius, SCM
Structures that course between anterior and middle scalene Brachial plexus, subclavian artery
Innervation of omohyoid, sternohyoid and sternothyroid Ansa cervicalis
Innervation of digastric Anterior belly
Innervation of carotid sinus and carotid body CN IX, CN X
Major structures to pass through pharyngeal wall superior to superior constrictor Auditory tube, levator veli Palatini
Nerves of pharyngeal plexus CN IX, CN X, Sympathetics
Only muscle innervated by CN IX Stylopharyngeus
Structures that pierce thyrohyoid membrane Internal laryngeal nerve, superior laryngeal artery
Only muscle to abduct vocal cords Posterior cricoarytenoid
Innervation of cricothyroid External laryngeal nerve
Innervation of laryngeal muscles exclusive of cricothyroid Recurrent laryngeal
Muscle that increases tension on vocal cords Cricothyroid
Sensory nerve to larynx superior to vocal cords Internal laryngeal
Sensory nerve to larynx inferior to vocal cords Recurrent laryngeal
Site of aspirated lodged fishbone Piriform recess
Afferent – efferent limbs of gag reflex CN IX – CN X
Afferent – efferent limbs of cough reflex CN X – CN X
Nerve injury that causes hoarseness following thyroid surgery Recurrent laryngeal
Chief structures that traverse internal acoustic meatus CN VII and VIII
Foramen where CN VII exits skull Stylomastoid foramen
Major arterial supply to calvaria and supratentorial dura Middle meningeal
Major cutaneous nerve of face CN V
Major artery to internal structures of head Maxillary
Spinal levels of sympathetic fibers to head T1 – 2
Autonomic ganglia for CN III Ciliary
Sensory ganglia for CN VII Geniculate
Autonomic ganglia for CN VII PPG and submandibular
Autonomic ganglia for CN IX Otic
Muscle attached to disc of TMJ Lateral pterygoid
Muscle that retracts mandible Temporalis
Major nerve to TMJ (pain) Auriculotemporal
Specific nerves that elicit secretion from the parotid gland Tympanic branch of CN IX and lesser petrosal
Branch of CN V that carries parasympathetics to parotid Auriculotemporal
Structure that opens into superior meatus of nasal cavity Posterior ethmoid sinus
Structures that open into middle meatus of nasal cavity Frontal, maxillary, anterior and middle ethmoid
Structures that opens into inferior meatus of nasal cavity Nasolacrimal duct
Major artery to nasal cavity Sphenopalatine
Most common site of nose bleed Kiesselbach’s plexus
Innervation of levator veli palatini CN X
Muscle that opens auditory tube Tensor veli palatini
Innervation of tensor veli palatini CN V3
Nerve that provides taste to anterior 2/3 of tongue Chorda tympani
Site of cell bodies for nerve that carries taste to anterior 2/3 of tongue Geniculate ganglion
Specific nerve that elicits secretion from submandibular gland Chorda tympani
Branch of CN V that carries parasympathetic to submandibular Lingual
Nerve injured when tonsilar pillars sag and uvula deviates CN X
Nerve potentially injured with tonsillectomy CN IX
Muscle that protrudes tongue Genioglossus
Nerve injured when deviation of protruded tongue Ipsilateral CN XII
Specific nerve that stimulates tear production Greater petrosal CN VII
Sensory nerve to cornea CN V1 (nasociliary)
Muscle that elevates and abducts eye Inferior oblique
Muscle that depresses and abducts eye Superior oblique
Site of preganglionic nerve cells that elicits dilation of pupil Lateral horn, T1 - 2
Site of postganglionic nerve cells that elicits dilation of pupil Superior cervical ganglion
Site of preganglionic nerve cells that elicits constriction of pupil Edinger-Westphal
Site of postganglionic nerve cells that elicits constriction of pupil Ciliary ganglion
Innervation of external surface of tympanic membrane Auriculotemporal, CN X
Innervation of internal surface of tympanic membrane CN IX
Level where ascending aorta is continuous with arch of aorta TV4-5
Level where arch of aorta is continuous with descending aorta TV4-5
Effect of sympathetic nerves on lungs Bronchodilation, Vasoconstriction
Effect of parasympathetic nerves on lungs Bronchoconstriction, Vasodilation
Rationale for aspirated small objects to go to right primary bronchus Wider diameter, shorter and more vertical
Needle location for therapeutic pleural tapping Superior to 12th rib, posteriorly
Name given to portion of right ventricle prior to beginning of pulmonary trunk conus arteriosum or infundibulum
Name given to orientation where uterus and vagina intersect at angle of 90 degrees Anteversion
Name given to orientation where uterine body and cervix intersect at angle of 10-15 degrees Anteflexion
Ridge located between sinus venarum and right ventricle Cristae terminalis
Nerve at risk when performing thyroidectomy Both left and right recurrent laryngeal nerves
Specific muscle that holds patella in place Vastus medialis
First portion of quadriceps femoris to atrophy with injury to femoral nerve Vastus medialis
Last portion of quadriceps femoris to recover following injury Vastus medialis
Innervation to nail bed of middle finger Median nerve
Innervation to nail bed of ring finger Ulnar and median
Spinal nerve affected with herniated disc at L3/L4 L4
Created by: HY90X