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Flashcards in Lab 7 Deck (12)
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1

effort

muscle insertion

2

fulcrum

joint

3

load

weight

4

first class

LFE

5

second class

FLE

6

third class

LEF

7

Example of LFE

raises head of chest; L-head F-atlanto-occipital joint E- posterior neck muscles

8

Example of FLE

stand on tip-toe

9

Example of LEF

flexing arm

10

EA

Effort arm; fulcrum to effort

11

LA

Load arm; fulcrum to load

12

Equation

E=(LxLA)/EA