Practice Problem Info. Flashcards

1
Q

A positive Trendelenburg sign means what

A

When standing on affected side, the unaffected side will drop

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2
Q

What does the tibiotalar joint do

A

Plantar flex and dorsiflex

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3
Q

Compression of the deep fibular N. Occurs where most likely

A

The neck of the fibula

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4
Q

Most likely place to have an injury to the vessels fo the femur and bleed out?

A

Apex of femoral triangle

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5
Q

Most important L in hip to resist hyperextension and Lat. rotation in a dislocation

A

Iliofemoral L.

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6
Q

What usually causes avascular necrosis of the femoral head

A

Intrascapular femoral neck fx.

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7
Q

What is the primary axial A. That can exist after birth and cause issues in the posterior thigh

A

The sciatic A. Of the inferior gluteal A.

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8
Q

Compress what M. To compress Fem. A?

A

Sartorious M.

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9
Q

A remnant of what A. Supplies the head of the femur in childhood

A

A branch of the obturator A.

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10
Q

The head of the talus can break through what with enough downward force

A

Spring L.

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11
Q

Tom, Dick, AN, Harry run through what

A

Flexor retnaculum

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12
Q

What proteins form gap junctions

A

Connexins

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13
Q

What type of cells are in stratum basale

A

Cuboidal/low column

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14
Q

What type of cells are in eccrine/apocrine glands

A

Stratified cuboidal

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15
Q

Basal cell carcinoma has what type of CT

A

Dense irregular CT

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16
Q

Reticular fibers are mainly made up of what

A

Collagen Type III

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17
Q

Macrophages come from what and help monitor what

A

Bone marrow and help monitor cancer

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18
Q

What is wrong with osteogenesis imperfecta

A

Defect in collagen type I

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19
Q

To form collagen triple helix, what is needed

A

Glycine every third AA

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20
Q

What are the two most common AA in collagen

A

Proline and lysine

21
Q

GAG’s come together to form what

A

Hyaluron which is highly hydrated

22
Q

Adductor hallucis inserts to where

A

The lateral side of hallucis with a sesamoid bone

23
Q

What N. Supplies the fibularis teritus

A

Deep fibular N.

24
Q

Where to give a gluteal injection

A

Anterior and superior to a line between the PSIS and greater trochanter

25
Q

The posterior femoral cutaneous N. Supplies what as well

A

Peritneaum

26
Q

What can mimic piriformis entrapment syndrome

A

S1 sciatic N. Injury

27
Q

What muscle is often involved in an inversion Fx of the foot

A

Fibularis brevis

28
Q

Where does the fibularis brevis insert

A

Tuberosity of the base of the 5th metatarsal

29
Q

What is housemaid’s knee

A

Inflammation of prepatellar bursa

30
Q

What is pes planus

A

Fall of medial long. Arch

31
Q

Claw toe

A

PIP and DIP are strongly flexed

32
Q

Hammer toe caused by what

A

Shoes are too short or heels too high or bunon

33
Q

What is talipes equinovarus and what are its S/S

A

Club foot

Plantar flexed, inversion, and adduction of the foot

34
Q

Main cell type of dense irregular connective tissue

A

Fibroblast

35
Q

For DF of a (+) ion, what is the flow

A

(+) DF = Eflux

(-) DF = Influx

36
Q

For a (-) ion, what is the DF flow

A

Just the opposite of a (+) ion

37
Q

Type II B muscles are mostly what

A

Anerobic

38
Q

A-motor neuron is what type of fiber

A

Extrafusal fiber

39
Q

DMD is a what type of disorder

A

An X-linked recessive

40
Q

Define graded potential

A

Small and will dissipate

41
Q

The outer layer of perichondrium produces what

The inner layer of perichondrium produces what

A

Type I collagen

Type II collagen

42
Q

Where is perichondrium only found

A

In hyaline and elastic cartilage

43
Q

Deuchenne’s limp is an issue to what N.

A

Superior gluteal N.

44
Q

What channels allow for the reuptake of Ca into the SR

A

SERCA

45
Q

When is the PCL taught

A

When the knee is flexed

46
Q

What two things are critical for maintaining the medial longitudinal arch

A

Talus and spring L.

47
Q

How does Dantrolene work

A

Blocks RYR and stops the release of Ca

48
Q

How does tetnus work

A

Associated with VAMP protein

Blocks vesicle from binding with SNARE receptor

49
Q

How does botulinim toxins work

A

Bind to SNARE complex, and does not allow vesicle to bind