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Test your basic knowledge |
USMLE/COMLEX Step 1 Anatomy One Liners
Start Test
Study First
Subjects
:
health-sciences
,
usmle-step-1
,
comlex
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Usual origin of SA and AV nodal arteries
Right coronary artery
Pubococcygeus
Xiphisternal joint
Temporalis
2. Structure that lies immediately posterior to manubrium
CN X
Thymus
Tibialis anterior and posterior
Both left and right recurrent laryngeal nerves
3. Nerve affected by cubital tunnel syndrome
Inguinal ligament - sartorius and adductor longus
Ulnar
Right 2nd interspace
External oblique
4. Site for auscultation of mitral valve
Pars interarticularis - Lamina
Left 5th interspace - midclavicular line
Subclavian and internal Jugular
Clavicle
5. Muscle that elevates and abducts eye
Anterior longitudinal
Gluteus medius
Inferior oblique
Pedicle
6. Superior extent of right paracolic gutter
Hepatorenal recess
Indirect inguinal
T5-9
Sphincter urethrae
7. Most common nerve compressed with herniated intervertebral disc
Left gastric - common hepatic and splenic
Posterior ethmoid sinus
Biceps brachii
L5
8. Muscle that forms floor of popliteal fossa
12th rib
Superficial and deep perineal - bulbospongiosus - external anal sphincter - pubococcygeus
Popliteus
Deep inguinal lymph nodes
9. Site of cell bodies for nerve that carries taste to anterior 2/3 of tongue
Plantar calcaneonavicular (spring)
Anterverted - anteflexed
Epiploic foramen
Geniculate ganglion
10. Inferior extent of lung at midclavicular line
CN X
Middle meningeal
Both left and right recurrent laryngeal nerves
6th rib
11. Dermatome of thumb
CV6
CN V3
C6
Anterior longitudinal
12. Last portion of quadriceps femoris to recover following injury
Vastus medialis
Superficial fibular
Recurrent branch of Median
Ulnar and median
13. Organs supplied by both celiac and SMA
Superior rectal
Duodenum - pancreas
Ischiocavernosus
Anteflexion
14. Nerve potentially injured with tonsillectomy
Myasthenia gravis
Semispinalis capitis
CN IX
Anterverted - anteflexed
15. Muscle that depresses and abducts eye
Geniculate
Superior oblique
T8
CN X
16. Location of SA node
Cristae terminalis
Hydrocele
T8
Right 2nd interspace
17. Structures that open into middle meatus of nasal cavity
Transversalis fascia
Between left pulmonary artery and aorta
C6
Frontal - maxillary - anterior and middle ethmoid
18. Nerve affected with fracture of head and neck of fibula
sixth
Anterior longitudinal
CN IX - CN X - Sympathetics
Common fibular
19. Afferent - efferent limbs of gag reflex
Internal oblique
CN IX - CN X
Inferior oblique
CN IX - CN X - Sympathetics
20. Effect of sympathetic nerves on lungs
Ulnar
Bronchodilation - Vasoconstriction
Axillary
Obturator internus and Piriformis
21. Structures that traverse diaphragm with esophagus
Ulnar
Vagal trunks
Posterior interventricular
Vastus medialis
22. Structures that form conjoint tendon
Internal oblique and transversus abdominis
Tibial
Tympanic branch of CN IX and lesser petrosal
Stylopharyngeus
23. Structure that forms the pudendal canal
Falciform ligament
Vagal trunks
conus arteriosum or infundibulum
Fascia of obturator Internus
24. Organs supplied by both SMA and IMA
Vertebral artery
Transverse colon
Quadriceps femoris
Anterior cruciate
25. Inferior extent of spinal cord
LV2
Middle meningeal
L5
Transverse foramina
26. Region affected by lower trunk injury of brachial plexus
Anterior belly = CN V Posterior belly = CN VII
Hydrocele
Intrinsic hand muscles
Transverse ligament of atlas (part of cruciate)
27. Thoracic structures that can compress the esophagus
Radial
Left bronchus - aorta and Diaphragm
Lesser sciatic foramen
Ulnar (deep br.)
28. Sensory nerve to larynx inferior to vocal cords
Recurrent laryngeal
Posterior cricoarytenoid
Auriculotemporal
Vastus medialis
29. Muscle attached to disc of TMJ
Lateral pterygoid
conus arteriosum or infundibulum
Rectouterine pouch
Ovarian and round Ligament
30. Structure that limits spread of ascitic fluid within infracolic compartment
Saphenous (L4)
T12
Root of mesentary
TV7
31. Heart chamber that contains moderator band
Right ventricle
CN X - CN X
Inguinal ligament - sartorius and adductor longus
Inguinal ligament
32. Three distinguishing features of the large intestine
Left recurrent laryngeal Nerve
Lesser sciatic foramen
Tenia coli - haustra - epiploic appendages
SMA
33. Rib paralleled by horizontal fissure of right lung
4th
Fibularis longus and brevis
Tibialis anterior
2nd
34. Muscle affected with 'foot slap'
Popliteus
S1
Tibialis anterior
T10
35. Nerve injured when deviation of protruded tongue
CN X
S1
Ipsilateral CN XII
Internal oblique and transversus abdominis
36. Most common site of nose bleed
37. Innervation of mediastinal pleura
Phrenic nerve
Ulnar
Aponeurosis of external Oblique
CN X
38. Spinal levels of lesser splanchnic nerve
Bronchoconstriction - Vasodilation
T10-11
C8 and T1
Iliopsoas
39. Nerve injured with fracture of medial humeral epicondyle
Pancreas - spleen - left kidney and suprarenal gland - diaphragm
Ulnar
Fascia of obturator Internus
Radial
40. Two remnants of gubernaculum in females
Superior to 12th rib - posteriorly
L4
conus arteriosum or infundibulum
Ovarian and round Ligament
41. Structure that forms deep inguinal ring
Internal oblique and transversus abdominis
L4
Trasnversalis fasica
Right hepatic artery
42. Spinal nerve affected with herniated disc at L3/L4
Quadriceps femoris
Brachial plexus - subclavian artery
L4
CN IX
43. Muscle that initiates abduction of arm
Supraspinatus
PPG and submandibular
Superior rectal
Ipsilateral CN XII
44. Structures supplied by celiac artery
Stomach - duodenum - liver - spleen - gallbladder - pancreas
Meniscus injury
Superficial fibular
Vastus medialis
45. Major structures to pass through pharyngeal wall superior to superior constrictor
Genioglossus
Auditory tube - levator veli Palatini
Deep fibular
Ciliary
46. Vertebral level associated with origin of gonadal arteries
Femoral artery and vein
C8 and T1
Lesser sciatic foramen
L2
47. Muscle which compresses the crus of penis
Greater petrosal CN VII
Ischiocavernosus
Trasnversalis fasica
Esophagus - rectum - liver
48. Only muscle to abduct vocal cords
Posterior cricoarytenoid
Falciform ligament
Sural (S1)
Phrenic
49. Site of preganglionic nerve cells that elicits dilation of pupil
Supraspinatus
Frontal - maxillary - anterior and middle ethmoid
T5-9
Lateral horn - T1 - 2
50. Two major components of levator ani
Lacunar ligament
Pubococcygeus
Anteflexion
Pubococcygeus and Iliococcygeus