lab Flashcards
memory
acquisition , storage and retrieval of into
how to study memory
Why are our palms and fingers shorter than our than our ancestors?
injuries
running
Carrier notes that natural selection favored lengthening the big toe and shortening other toes so human ancestors could run more easily, and the same genes likely affected hand proportions as well.
anatomical directional terms
ribs
true ribs
false ribs
sternum
skull list
Add temporal to skull list
‘General’ Muscle Rules
1) ingeneralpointoforigin(superior/medial) 2) in general point of origin ‘does not’ move
3) muscles only act on the joints they cross (e.g., abs do not cross hip joint)
4) muscles pull, they do not push
5) they pull along their tendon length
6) actions are described for concentric actions
7) movements are described from anatomical position
Special Rule #8
The muscles are bilateral
Form and Function
Insertion plays a role
Large area of origin for the triceps and small area of insertion.
Third class speed lever.
Skeletal muscle can only shorten about 20 %