Limb Development
Embryology
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Musculoskeletal & Nervous Systems
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Musculoskeletal System
Q. Which of the following is true regarding limb development in week 5?
a
Ectodermal ridges and apical ectodermal ridges have extend distally, and the distal end has begun to flatten.
b
The thumb and big toe are oriented in the same direction
c
The thumb and big toe are oriented in opposite directions because the upper limb has rotated 90° laterally, and the lower limb has rotated 90° medially
d
None of the above occur in week 5 of limb development
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