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MSK 100 Final > MSK quiz questions and answers > Flashcards

MSK quiz questions and answers Flashcards

1
Q

Which of the following muscles generates internal rotation of the hip joint?

a.Gluteus Maximus
b.Gluteus medius
c.Obterator internus
d.Quadratus femoris
e.Obturator externus

A

b.Gluteus medius

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2
Q

Which of the following statements about the bony anatomy of the femur is incorrect?

a.The lesser trochanter projects anteriorly off the surface of the femur

b.The intercondylar fossa is on the poserior/distal aspect of the femur

c.The greater trochanter projects laterally from the femur

d.The patellar surface is located on the anterior/distal surface of the femur

e.The fovea capitus is located on the head of the femur

A

a. The lesser trochanter projects anteriorly off the surface of the femur

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3
Q

Sacral hiatus in sacrum:

a. Is located at the base of the sacrum

b. Is formed due to none union of the lamina of S1 vertebra

c. Both answers are correct

d. Neither answer is correct

A

d. Neither answer is correct

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4
Q

The superior surface of the talus articulates with which bone?

a. Calcaneus
b. Cuneiform
c. Tibia
d. Fibula
e. Navicular

A

c. Tibia

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5
Q

Which of the following actions is not associated with the Gluteus Medius muscle?

a. Adduction of the thigh
b. Flexion of the thigh
c. Internal rotation of the thigh
d. Abduction of the thigh
e. Extension of the thigh

A

a. Adduction of the thigh

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6
Q

What is the specific anatomical location of the intercondylar eminence?

a. Between medial and lateral femoral condyles

b. Distal articular surface of tibia

c. Superior articular surface of fibula

d. Anterior / distal articular surface of femur

e. Between superior articular surfaces of tibia

A

e. Between superior articular surfaces of tibia and fibula

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7
Q

The pectineal line is found on:

a. The femur
b. The pubis
c. The pubis and femur
d. The Ilium
e. The ischium

A

c. The pubis and femur

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8
Q

Which of the following muscles combine together to form the iliotibial (IT) band of the thigh?

a. Tensor fascia lata and Gluteus medius

b. Gluteus Maximus and Tensor fascia lata

c. Piriformis and Superior Gemellus

d. Gluteus Minimus and Tensor fascia lata

e. Gluteus medius and Minimus

A

b. Gluteus Maximus and Tensor fascia lata

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9
Q

In a newborn infant, the spinal cord ends at the level of:

a. L3 vertebra
b. L5 vertebra
c. L4 vertebra
d. L1/L2 vertebrae
e. Disc T12/L1 vertebra

A

a. L3 vertebra

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10
Q

The first order neuron of many sensory pathways enters via which CNS structure?

a. Thalamic nucleus
b. Dorsal root ganglion
c. Dorsal grey horn
d. Ventral root
e. Ventral grey horn

A

b. Dorsal root ganglion

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11
Q

The conus medullaris of the spinal cord:

a. Is where the neurons innervating the upper limb muscles are located

b. Is where the neurons innervating the lower limb muscles are located

c. Is located above the cervical enlargement

d. Is located below the lumbar enlargement

A

d. Is located below the lumbar enlargement

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12
Q

Which of the following statements about the anatomy of the spinal cord is correct?

a. The posterior white columns contain descending motor pathways

b. The lateral grey horn contains cell bodies of sympathetic neurons

c. The ventral grey horn is the synapse location for incoming sensory information

d. The grey commmissure contains ascending sensory axons

e. The dorsal root ganglia is the location for motor cell bodies

A

b. The lateral grey horn contains cell bodies of sympathetic neurons

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13
Q

Which of the following statements below is correct regarding muscles of the thigh?

a. The articularis genu muscle is in the anterior compartment and innervated by the obturator nerve

b. The adductor magnus has both a medial head and a lateral head

c. The sartorius is part of the medial compartment and innervated by femoral nerve

d. The pectineus muscle is in the medial compartment and innervated by femoral nerve

e. The vastus lateralis helps to flex the thigh at the hip and is innervated by femoral nerve

A

d. The pectineus muscle is in the medial compartment and innervated by femoral nerve

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14
Q

Which of the following is not one of the functions of gracilis muscle?

a. Flexion of the thigh
b. Flexion of the leg
c. Lateral rotation of the thigh
d. Adduction of thigh
e. Medial rotation of the leg

A

c. Lateral rotation of the thigh

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15
Q

Which muscle can both invert the foot at the subtalar joint and dorsiflex the foot at the ankle joint? (Tip: review the course of the muscle relative to the subtalar and ankle joint axis of movement)

a. Flexor hallucis longus
b. Flexor digitorum longus
c. Fibularis tertius
d. Extensor hallucis longus
e. Extensor digitorum longus

A

d. Extensor hallucis longus

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16
Q

Which of the following muscles below inserts just superior to the soleal line on the tibia?

a. Popliteus
b. Plantaris
c. Adductor magnus
d. Articularis genu
e. Soleus

A

a. Popliteus

17
Q

Which of the following statements is correct regarding the anatomy of the femoral triangle?

a. The apex is formed by the inguinal ligament

b. The sartorius muscle makes up the lateral border of the triangle

c. The femoral artery lies directly medial to the femoral vein

d. The medial border is formed by adductor magnus

e. The femoral nerve is the most medially located structure

A

b. The sartorius muscle makes up the lateral border of the triangle

18
Q

Which of the following muscles of the medial compartment of the thigh originates on the superior pubic ramus?

a. Adductor magnus
b. Adductor brevis
c. Adductor longus
d. Pectineus
e. Gracilis

A

d. Pectineus

19
Q

Which of the following statements is false regarding the compartment of the leg?

a. The posterior compartment of the leg contains powerful plantarflexors

b. The anterior compartment of the leg is innervated by the femoral nerve

c. The posterior compartment of the leg is innervated by the tibial nerve

d. The lateral compartment of the leg functions to create eversion of the foot

e. The anterior compartment of the leg functions to create dorsiflexion of the foot

A

b. The anterior compartment of the leg is innervated by the femoral nerve

20
Q

Which of the following does NOT pass through the tarsal tunnel?

a. Tendon of Flexor digitorum longus
b. Tendon of Tibialis anterior
c. Tibial nerve
d. Tendon of Tibialis posterior
e. Tibial artery

A

b. Tendon of Tibialis anterior

21
Q

Where do the majority of upper motor neurons in the corticospinal pathway decussate? (cross-over)

a. Ventral grey horn
b. Pyramids of medulla
c. Grey commissure
d. Corpus callosum
e. Internal capsule

A

b. Pyramids of medulla

22
Q

Which of the following motor tracts receives input from the inner ear?

a. Tectospinal tract
b. Corticospinal tract
c. Vestibulospinal tract
d. Rubrospinal tract
e. Reticulospinal tract

A

c. Vestibulospinal tract

23
Q

Which of the following conditions of the cerebellum can be described as an inability of the patient to correctly judge distances?

a. Ataxia
b. Dysarthria
c. Dysdiadochokinesia
d. Dysmetria
e. Asynergia

A

d. Dysmetria

24
Q

Which component of the cranial nerves innervates the glands?

a. SVA
b. SVE
c. GVE
d. GSE
e. GSA

A

c. GVE

25
Q

Which of the following can be described as an ipsilateral polysynaptic reflex?

a. Stretch reflex
b. Tendon reflex
c. Withdrawal reflex
d. Crossed extensor reflex
e. Babinski reflex

A

b. Tendon reflex

26
Q

Which of the following statements about injury to CN III is incorrect?

a. The pupil is dilated due to decrease tone of constrictor muscles

b. The eyeball position is due to unopposed action of lateral rectus muscle

c. The ptosis is caused by weakness in levator palpebrae

d. The patient experiences paralysis of superior oblique muscle

A

d. The patient experiences paralysis of superior oblique muscled. The patient experiences paralysis of superior oblique muscle

27
Q

Which of the following muscles is responsible for generating medial rotation of the knee?

a. Biceps femoris
b. rectus femoris
c. popliteus
d. sartorius

A

c. popliteus

28
Q

Why is hyperextension of the hip joint decreased when the knee joint is flexed?

a. because of the contraction of the hip flexor

b. because of the contraction of the knee flexor

c. because of the stretch of the hip flexor

d. because of the stretch of the knee flexor

A

b. because of the contraction of the knee flexor

29
Q

Which of the following ligaments attaches to the lateral surface of the medial femoral condyle?

a. posterior cruciate
b. tibial collateral
c. fibular collateral
d. anterior cruciate
e. oblique popliteal

A

a. posterior cruciate

30
Q

Which of the following muscles is not one of the flexors of the hip joint?

a. sartorius
b. piriformis
c. gracilis
d. pectineus
e. psoas

A

b. piriformis

31
Q

Which of the following muscles is innervated by the lateral plantar nerve?

a. extensor hallucis longus
b. Lumbrical #1
c. Abductor hallucis
d. Quadratus plantae
e. Flexor digitorum brevis

A

d. Quadratus plantae

32
Q

Which of the following joints of the pelvic region can be classified as cartilaginous symphysis?

a. posterior lumbosacral
b. sacrococcygeal
c. sacroiliac
d. iliofemoral

A

b. sacrococcygeal

33
Q

Which of the following muscles resides in the first layer of the foot?

a. flexor digitorum longus
b. plantar fascia
c. adductor hallucis
d. abductor hallucis
e. extensor hallucis longus

A

d. abductor hallucis

34
Q

In which position fo the hip are the supporting ligaments most lax (relaxed), meaning in this position the hip has the least support?

a. abduction
b. adduction
c. extension
d. flexion

A

d. flexion

35
Q

Which of the following knee muscles is located in the anterior compartment of the thigh but is able to generate knee flexion?

a. gracilis
b. sartorius
c. rectus femoris
d. vastus intermedius
e. gastrocnemius

A

b. sartorius

36
Q

Which of the following muscles is not one of the abductors of the hip?

a. gluteus minimus
b. priformis
c. tensor fascia latae
d. gluteus maximus
e. gluteus medius

A

d. gluteus maximus

37
Q

Which of the following cranial nerves is responsible for transmitting general sensation to the face?

a. CN VII
b. CN V
c. CN VI
d. CN IX
e. CN X

A

b. CN V

38
Q

Which of the following cranial nerves has a major sympathetic output?

a. CN VIII
b. CN X
c. CN III
d. CN XII
e. CN XI

A

b. CN X

MSK 100 Final (8 decks)

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