Tugi_Lab3
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University of Colorado, Denver *
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1303
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Anatomy
Date
Apr 3, 2024
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docx
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2
Uploaded by ChancellorRain13519
Lab 3 Answer sheet: Comparative Primate Anatomy
Hens chapter 11
Name: __________________________
Please save this answer sheet to your computer, rename with your name according to the directions, fill out your answers, and then submit it to the appropriate dropbox.
Post-lab question 1
A. Locomotor pattern
Quadrupedalism B. Arm to leg length ratio
Terrestial
C. Example
Baboon
D. Calculate IM
86
Post-lab question 2
A. Locomotor pattern
VCL
B. Arm to leg length ratio
Arboreal
C. Example
Sifaka
D. Calculate IM
65
Post-lab question 4
Are the following primates exhibiting sexual dimorphism? Why or why not?
They are not exhibiting sexual dimorphism as they are roughly the same size and distinguishing factors between male and female are difficult to identify
Post-lab question 5
Match the tooth shape/cusp pattern with the diet type.
Low, rounded cusps
Fruit
Bilophodont molars
Leaves
High, sharp cusps
Insects
Post-lab question 6
Explain why large canines may indicate a polygynous social structure.
This relates to the male-male competition within polygynous social structures.
Post-lab question 7
Examine the image. What form of locomotion is the animal doing? How can you tell?
This is arboreal quadripedalism as it is using four limbs to support itself above the tree branch
Post-lab question 8
Examine the image. What form of locomotion is the animal doing? How can you tell?
This is VCL as it is using its hind legs and arms to latch onto a vertical tree trunk
Post-lab question 9
Examine the image. What form of locomotion is the animal doing? How can you tell?
This is suspension as it is using its forelimb to hang beneath the tree branch
Additional Questions:
What is the dental formula for the following primates?
Example 1
2123
Example 2
2123
Example 3
2133
Example 4
2123
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