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Flashcards in Muscle/Skin/CT Deck (344)
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1

Which layer of the epidermis is connected by desmosomes?

stratum granulosum

2

What is another name for tight junctions?

zona occludens

3

What two proteins are contained in zona occludens?

claudins and occludins

4

What is the function of integrins?

maintain integrity of basement membrane

5

Integrins connect to which two proteins outside of cell?

collagen and laminin

6

What does cadherins stand for?

Ca2+ dependent adhesion proteins

7

What is the function of cadherins?

to connect adjacent cells cytoskeleton

8

Loss of what protein promotes metastasis?

E-cadherins

9

What is another name for desmosomes?

macula adherens

10

What disease targets desmosomes?

Pemphigus vulgaris

11

Nerve that cant open doors?

thoracodorsal

12

What is the purpose of the hemidesmosome?

connest keratin to underlying basement membrane

13

Where does one aim for a pudendal nerve block?

ischial spine

14

What nerve innervates the supraspinatus? Roots of this nerve?

suprascapular nerve

C5-C6

15

What nerve innervates the infraspinatus? Function?

suprascapular

lateral rotation

16

What nerve innervates the teres minor? Function?

axillary

external rotation and adduction

17

What nerve innervates the subscapularis? Function of subscapularis?

subscapular nerve

internal rotation of humerus

18

What are two causes of low ALP?

pernicious anemia and hypothyroidism

19

What is the cofactor for collagenase?

zinc

20

Dislocation of what carpal bone can lead to acute carpal tunnel syndrome?

lunate

21

What nerve runs over hamate? What canal?

ulnar

Guyon canal

22

What two roots are damaged during Erb's Palsy?

C5/C6

23

What four muscles are damaged during Erbs Palsy?

Infra and supra spinatus

Deltoid

biceps

24

What roots are damaged during Klumpke's Paralysis?

C8/T1

25

How does Klumpke's Paralysis present?

claw hand

26

What are the functions of the lumbricals?

flex MCP

extend DIP and PIP

27

What are the roots of the axillary nerve?

C5/C6

28

Two examples the axillary nerve can become damaged?

surgical neck of humerus fractuce

anterior dislocation of humerus

29

What is the dermatome for the lateral forearm?

C5

30

Midshaft fracture of the humerus would damage what nerve?

radial