Bipedal Anatomy

Which of these species is habitually bipedal?

• Humans

• Chimpanzees

• Gorillas

• Gibbons

Which of these best describes brachiation?

• Swinging from branch to branch

• Walking on four limbs

• Climbing trees

• Walking upright on two limbs

A central foramen magnum indicates:

• Bipedal walking

• Quadrupedal locomotion

• Brachiation

• Knuckle walking

Tags

NGSS.MS-LS4-2

Where is the location of the foramen magnum in apes?

• Central

• Front of the skull

• Back of the skull

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-1

Which of these upper limb adaptations indicate brachiation? Tick ALL correct answers:

• Large scapulas (shoulder blades)

• Cone shaped rib cage

• Long arms compared to leg length

• Forward facing big toe

Which of these adaptations indicate bipedal walking? Select ALL correct answers:

• S - shaped spine

• Flat barrel shaped rib cage

• Long narrow pelvis

• 90 degree valgus angle

What shaped spine is best adapted for quadrupedal walking?

• C - shaped

• S - shaped

Which pelvis shape is best adapted for bipedal walking?

• Bowl shaped

• Long narrow shape

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NGSS.HS-LS4-4

Select ALL of the adaptations for bipedal walking in the lower limbs:

• 45 degree valgus angle

• Large femur head

• Large outer condyles

• Opposable hallux (big toe)

Select ALL of the foot adaptations for bipedal walking:

• Forward facing big toe

• Small heel bone

• Foot arch

• Opposable big toe