The Human Social and Cognitive Skills That Allowed Our Ancestors

question 10

True/False

The human social and cognitive skills that allowed our ancestors to survive in novel habitats were exapted by H. sapiens to colonize the world.

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Definitions:

Alveoli

Tiny air sacs in the lungs where the exchange of oxygen and carbon dioxide occurs.

Diaphragm

A dome-shaped, muscular partition separating the thorax from the abdomen in mammals, playing a major role in breathing by contracting and expanding the lungs.

Bronchi

The large air passages that lead from the trachea (windpipe) into the lungs and become smaller tubes within the lungs called bronchioles.

Trachea

A large membranous tube reinforced by rings of cartilage, extending from the larynx to the bronchial tubes, conveying air to and from the lungs.