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"Today I Will Explain to You How Humans Have Evolved

question 28

Multiple Choice

"Today I will explain to you how humans have evolved from apes to Neanderthals to the human form we have today." This thesis sentence suggests which organizational pattern?


Definitions:

Ependymal Cells

Ciliated cells that line internal cavities of CNS; help produce and circulate cerebrospinal fluid.

Macrophage

A large phagocytic cell capable of ingesting and digesting bacteria and cell debris. Macrophages are also antigen-presenting cells.

Acetylcholine

Acetylcholine is a neurotransmitter involved in many functions including muscle activation, heart rate regulation, and the modulation of brain function.

Graded Potential

A shift in electrical charge across a neuron's membrane, varying in magnitude, that can initiate an action potential if it reaches a threshold.

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