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USMLE/COMLEX Step 1 Anatomy One Liners
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Subjects
:
health-sciences
,
usmle-step-1
,
comlex
Instructions:
Answer 50 questions in 15 minutes.
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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. Boundaries of femoral triangle
Ulnar (deep br.)
Inguinal ligament - sartorius and adductor longus
L4
Shoulder
2. Vessel located posterior to neck of pancreas
Rectouterine pouch
Supraspinatus
Portal vein
Brachial plexus - subclavian artery
3. Nerve potentially injured with tonsillectomy
Left bronchus - aorta and Diaphragm
CN X - CN X
L4
CN IX
4. Afferent - efferent limbs of cough reflex
S1
Both left and right recurrent laryngeal nerves
CN X - CN X
CN IX - CN X
5. Major injury triad with lateral impact to knee
Long thoracic nerve
Lateral pterygoid
Deltoid and teres minor
Medial collateral - medial meniscus and anterior cruciate ligament
6. Nerve affected with fracture of head and neck of fibula
Ulnar and median
Common fibular
TV4-5
Anteversion
7. Muscle that forms floor of popliteal fossa
Long head of biceps
Popliteus
Colle's fracture
Superficial and deep perineal - bulbospongiosus - external anal sphincter - pubococcygeus
8. Muscles that are innervated by CN XI
Left 2nd interspace
Frontal - maxillary - anterior and middle ethmoid
Anterverted - anteflexed
Trapezius - SCM
9. Structure that forms the pudendal canal
IVC
Fascia of obturator Internus
conus arteriosum or infundibulum
Femoral artery and vein
10. Muscle that extends leg
Quadriceps femoris
Superior rectal
Wider diameter - shorter and more vertical
L4
11. Branch of CN V that carries parasympathetics to parotid
Phrenic + intercostal
L4
Ulnar and median
Auriculotemporal
12. Vertebral level of aortic bifurcation
Myasthenia gravis
Colle's fracture
L5
Posterior arch of atlas; posterior atlanto - occipital membrane
13. Most common cause of systolic ejection murmur
Aortic stenosis
Tibial
Pelvic diaphragm
Superior vena cava
14. Most inferior portion of peritoneal cavity
Auditory tube - levator veli Palatini
Rectouterine pouch
Trapezius and serratus anterior
Left ventricle
15. Ligament that checks hyperextension of vertebral column
Anterior longitudinal
Disc L3-4
C3-5
Trapezius - SCM
16. Innervation of adductor pollicis
Geniculate
Right 2nd interspace
Auriculotemporal - CN X
Ulnar (deep br.)
17. Organs supplied by both SMA and IMA
Transverse colon
Right 2nd interspace
Femoral artery and vein
Myasthenia gravis
18. Muscle which compresses the crus of penis
Anterior belly = CN V Posterior belly = CN VII
Ischial tuberosities
Ischiocavernosus
Superior vena cava
19. Specific muscle that holds patella in place
Deltoid
Ulnar
Internal iliac - IM
Vastus medialis
20. Structure that form floor of inguinal canal
Inguinal ligament
Suspensory ligament of Ovary
Auriculotemporal - CN X
Tenia coli - haustra - epiploic appendages
21. Three distinguishing features of the large intestine
Supraspinatus
Epidural space
10th rib
Tenia coli - haustra - epiploic appendages
22. Spinal level of patellar reflex
T10-11
L4
CN V
Femoral vein
23. Normal position of uterus
Femoral nerve
8th rib
Chorda tympani
Anterverted - anteflexed
24. Dermatome to umbilical area
L1
Trapezius and serratus anterior
Sphenopalatine
T10
25. Site of preganglionic nerve cells that elicits constriction of pupil
TV7
CN IX
Between left pulmonary artery and aorta
Edinger - Westphal
26. Site of aspirated lodged fishbone
Stomach - duodenum - liver - spleen - gallbladder - pancreas
Nasolacrimal duct
Piriform recess
Vastus medialis
27. Usual origin of SA and AV nodal arteries
Fascia of obturator Internus
Right coronary artery
CV6
Posterior arch of atlas; posterior atlanto - occipital membrane
28. Bony landmarks between anal and UG triangles
Inferior vena cava
Lumbricals
Nasolacrimal duct
Ischial tuberosities
29. Major feature of cervical vertebrae
CN X - CN X
Posterior cricoarytenoid
Transverse foramina
Ribs 9-11
30. Spinal level of Achilles reflex
Median nerve
S1
Edinger - Westphal
Phrenic nerve
31. Innervation of digastric
Anterior belly = CN V Posterior belly = CN VII
Scaphoid
Transversalis fascia
SMA
32. Termination of azygos vein
sixth
10th rib
Splenic and SMV
Superior vena cava
33. Nerve injury that causes hoarseness following thyroid surgery
ASIS and pubic tubercle
Recurrent laryngeal
2nd
Right 2nd interspace
34. Autonomic ganglia for CN VII
PPG and submandibular
L4-5
Umbilical region
Lateral cervical
35. Last portion of quadriceps femoris to recover following injury
Vastus medialis
Bulbospongiosus
LV2
Deep inguinal
36. Spinal levels of least splanchnic nerve
T12
Right ventricle
Plantar calcaneonavicular (spring)
Internal laryngeal
37. Only muscle to abduct vocal cords
Stylopharyngeus
Intercostal nerve
S1
Posterior cricoarytenoid
38. Chamber that forms apex of heart
Left ventricle
Phrenic nerve
L4
Popliteus
39. Ribs directly related to spleen
Second rib
Superior cervical ganglion
Indirect inguinal
Ribs 9-11
40. Vertebral level of thyroid cartilage
Geniculate ganglion
CV4 -5
Nasolacrimal duct
Femoral vein
41. Lymph nodes for area inferior to pectinate line of anal canal
Superficial inguinal
Ipsilateral CN XII
Obturator - tibial portion of Sciatic
Internal laryngeal nerve - superior laryngeal artery
42. Sensory nerve to cornea
Frontal - maxillary - anterior and middle ethmoid
CN V1 (nasociliary)
Popliteus
Medial collateral
43. Innervation of costal pleura
Auriculotemporal
Intercostal nerve
Superficial fibular
Lingual
44. Spinal levels of axillary nerve
sixth
C5 and C6
Greater - lesser and least splanchnic nerves
Axillary
45. Only muscle innervated by CN IX
T7 - L1
Auriculotemporal - CN X
Stylopharyngeus
Phrenic
46. Cutaneous innervation of most of dorsum of foot
Superficial fibular
Trasnversalis fasica
L1
L5
47. Location of ductus arteriosus
S1
C6
T12
Between left pulmonary artery and aorta
48. Origin of cystic artery
Posterior
Right hepatic artery
Medial collateral - medial meniscus and anterior cruciate ligament
CV6
49. Communication between greater and lesser sacs
SV2
Epiploic foramen
C8 and T1
6th rib
50. Spinal levels to muscles of the hand
C8 and T1
CV6
L5
Lateral horn - T1 - 2
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