Which of the Following Is Not a True Statement Concerning

question 13

Multiple Choice

Which of the following is not a true statement concerning Homo habilis?

• A) They had not yet developed tools.
• B) They have a brain size about 45% larger than A. afarensis.
• C) The cheek teeth are smaller than even those of the gracile australopithecines.
• D) The portions of the brain associated with speech were enlarged.
• E) They may have been the first to develop culture.

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Definitions:

Ductless Glands

Glands that release hormones directly into the bloodstream without using ducts, also known as endocrine glands.

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord.

Somatic

Pertaining to or affecting the body, especially as distinct from the mind or psyche.

Neurotransmitters

Chemical substances released at the end of a nerve fiber by the arrival of a nerve impulse and, by diffusing across the synapse or junction, cause the transfer of the impulse to another nerve fiber, a muscle fiber, or some other structure.