Compare the skeletal structure of each limb to the human arm. Relate the differences you see in form to the differences in function. Animal Comparison to Human Arm in Form Comparison to Human Arm in Function The whale fin needs to be longer to help in movement through water. Thumbs are not necessary as the fins are not used for grasping. Whale Whale has a much shorter and thicker humerus, radius, and ulna. Much longer metacarpals. Thumb has been shortened to a stub. Cat Bat Bird Crocodile

Concepts of Biology
1st Edition
ISBN:9781938168116
Author:Samantha Fowler, Rebecca Roush, James Wise
Publisher:Samantha Fowler, Rebecca Roush, James Wise
Chapter16: The Body's System
Section: Chapter Questions
Problem 20RQ: Among other bones, the axial skeleton includes the_____. a. thoracic cage and vertebral column b....
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Compare the skeletal structure of each limb to the human arm. Relate the differences you see in form to
the differences in function.
Animal
Comparison to Human Arm in Form
Comparison to Human Arm in Function
The whale fin needs to be longer to help in
movement through water. Thumbs are not
necessary as the fins are not used for grasping.
Whale
Whale has a much shorter and thicker humerus,
radius, and ulna. Much longer metacarpals.
Thumb has been shortened to a stub.
Cat
Bat
Bird
Crocodile
Transcribed Image Text:Compare the skeletal structure of each limb to the human arm. Relate the differences you see in form to the differences in function. Animal Comparison to Human Arm in Form Comparison to Human Arm in Function The whale fin needs to be longer to help in movement through water. Thumbs are not necessary as the fins are not used for grasping. Whale Whale has a much shorter and thicker humerus, radius, and ulna. Much longer metacarpals. Thumb has been shortened to a stub. Cat Bat Bird Crocodile
Comparative Anatomy
Shown below are images of the skeletal structure of the front limbs of 6 animals: human, crocodile, whale, cat,
bird, and bat. Each animal has a similar set of bones shown by shading.
--humerus
ulna
radius
-carpal
metacarpal
whale
crocodile
phalanges
human
bird
bat
cat
Transcribed Image Text:Comparative Anatomy Shown below are images of the skeletal structure of the front limbs of 6 animals: human, crocodile, whale, cat, bird, and bat. Each animal has a similar set of bones shown by shading. --humerus ulna radius -carpal metacarpal whale crocodile phalanges human bird bat cat
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