Please Choose the One BEST Response for Each

question 78

Multiple Choice

Please choose the one BEST response for each.
-detects a stimulus

• A)cells that nurture and support neurons
• B)sensory neuron
• C)interneuron
• D)acetylcholine or GABA
• E)motor neuron
• F)a type of active transporter
• G)fills the butterfly-shaped interior of a spinal cord
• H)membrane potential
• I)resting membrane potential
• J)cytoplasmic extension of neurons that convert chemical signals to electrical signals
• K)action potential
• L)positive feedback
• M)threshold potential
• N)provides information about a person's level of wakefulness through voltage fluctuations in the cerebral cortex
• O)cluster of cell bodies that serves as simple central nervous system in planarians

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Definitions:

Paleozoic

An era in the geologic time scale, approximately 541 to 252 million years ago, marked by the early development of life, including the Cambrian explosion.

Geologic Timescale

A system of chronological measurement that relates stratigraphy to time, used by geologists, paleontologists, and other Earth scientists to describe the timing and relationships between events that have occurred during Earth's history.

Precambrian Era

The Precambrian Era encompasses all of geological time prior to the Cambrian Period, covering approximately 88% of Earth's history and marked by the formation of the Earth and the appearance of early life.

Oldest Rocks

The earliest-formed rocks on Earth or within a specific geological setting, often found in the deepest layers of the Earth's crust.