Lecture 09: Running 02

Question 1

What does Australopithecus Afarensis share with both apes and modern humans?
(Hint: there are 3 things)

Answer 1

• Short legs
• Curved long toes
• Short stature

Question 2

Why did the human body form evolve?

Answer 2

Persistence Running Hypothesis

Question 3

What does the Persistence Running Hypothesis explain?

Answer 3

• Endurance running in the pursuit for meat

- Endurance running for scavenging

Question 4

What is the thermoregulatory advantages between dogs and humans?

Answer 4

Dogs pants and humans sweat

Question 5

What does the Ethnographic Evidence show?

Answer 5

Humans run prey into heat exhaustion, which allows for safe close range hunting

Question 6

What is Australoptiecine Heelbones differ from humans?

Answer 6

• Smaller Achilles tendon insertion

Question 7

What is the difference in energy cost between Australopiths and Homo Erectus?

Answer 7

• Home Erectus had longer legs

Question 8

Greater Force Resistance:

The resistance in running is _____times and up to ____ time body weight during running

Answer 8

2; 4

Question 9

What are the 9 Adaptations of running for the genus Homo?

Answer 9

• Semicircular Canals
• Nuchal Ligament
• Large Sacrum
• Huge Femoral Head
• Long Legs
• Robust Leg Bones
• Short Toes
• Achilles Tendon
• Big Knees

Question 10

What does the Semicircular Canal do?

Answer 10

Orient the brain to help maintain balance

Question 11

What does the Christa Ampullaris do?

Answer 11

Sense angular acceleration and deceleration during head turning

Question 12

What does the Nuchal Ligament help with?

Answer 12

Sustain the weight of the head