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Multiple Choice Quiz

1
When compared with arboreal quadrupeds, terrestrial quadrupeds are identified by:
A)less flexibility in the shoulder
B)shorter fingers and toes
C)a more forward position of the foramen magnum
D)significantly longer arms than legs
2
True brachiation is found in:
A)gibbons and siamangs
B)chimpanzees and gorillas
C)New World monkeys
D)Old World monkeys
3
The intermembral index is a measure of:
A)the size of the brain relative to body size
B)the relative body sizes of two related species
C)the relative proportion of hindlimbs and forelimbs
D)the relative body size of males as compared to females
4
An opposable thumb is found among the:
A)New World monkeys
B)Old World monkeys
C)Prosimians
D)all of the above
5
The foramen magnum is the:
A)site of attachment for the nuchal muscle
B)site of attachment for the masseter muscle
C)curve that forms in the spine of humans
D)hole in the base of the skull through which the spinal cord passes
6
A jutting forward of the jaw, caused by the massiveness of the teeth and jaw, is known as:
A)sagitallism
B)encephalization
C)prognathism
D)massivism
7
The increase in brain size over and beyond that due to an increase in body size is measured by the:
A)encephalization quotient
B)cranial index
C)endocast quotient
D)neocortex index
8
The larger size of canine teeth in the male baboon as compared with the female is an example of:
A)allometric growth
B)sexual dimorphism
C)karyotyping
D)bilophodontism
9
The sagittal crest develops in response to the development of a large:
A)jaw muscle
B)neck muscle
C)leg muscle
D)pelvis
10
In a study where a sample of the same basic proteins of humans and chimpanzees were compared, the percentage of amino acids that were found to be the same was:
A)50 percent
B)65 percent
C)80 percent
D)99 percent





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