Muscle Flashcards Preview

PPClues > Muscle > Flashcards

Flashcards in Muscle Deck (26)
0

Where is CK-MB found?

Heart

1

Where is CK-MM found?

Muscle

2

Where is CK-BB found?

Brain

3

Why should you wait 30 min after a meal before swimming?

All blood in gut and skeletal mm. have run out of ATP

4

How does a neurogenic muscle disease present?

Distal weakness + fasciculations

5

How does a myopathic muscle disease present?

Proximal weakness + pain

6

What is a light chain composed of?

Actin

7

What is a heavy chain composed of?

Myosin

8

What band of the sarcomere does not change length?

A band

9

Where are the t-tubules located?

Cardiac muscle: Z line
Skeletal muscle: A-I junction

10

What is Duchenne's MD?

Dystrophin frameshift, Gower sign, calf pseudohypertrophy

11

What is Beckers MD?

Dystrophin missense, sx >5 y/o

12

What is Myotonic Dystrophy?

Birds beak face, can't let go when shake hands

13

What is Myasthenic syndrome = Lambert-Eaton?

Gets stronger as day goes by, stronger w/ EMG, not small cell CA

14

What is a Myasthenia gravis?

Gets weaker as day goes, stronger w/ Edrophonium, weaker w/ EMG, rule out thymoma

15

What is Multiple Sclerosis?

Anti-Myelin Ab, young woman w/ vision problems, sx come and go

16

What is a Metachromatica Leukodystrophy?

Arylsulfatase deficiency, kid with MS presentation

17

What is Ataxia Telangectasia?

Spider veins, Ig A deficiency

18

What is Friedreich's ataxia?

Retinitis pigmentosa, scoliosis

19

What is Adrenal Leukodystrophy?

Carnitine shuttle problem, adrenal failure

20

What is Guillain-Barre?

Ascending paralysis, 2 wks after URI

21

What is ALS?

Middle age male w/ Fasciculations, descending paralysis, no sensory problems

22

What is Werdnig-Hoffman?

Fasciculations in a newborn, no anterior horns

23

What is Polio?

Asymmetric Fasciculations in child, 2 wk after gastroenteritis

24

What is Choreoathetosis?

Dance-like movements, wringing of hands, quivering voice

25

What is Atonic cerebral palsy?

No muscle tone, floppy