Circulatory Systems Solved the Problem of _____ in Animals with Coeloms

question 38

Multiple Choice

Circulatory systems solved the problem of _____ in animals with coeloms.

• A)the shorter length of digestive tracts
• B)the barrier to diffusion created by tissue surrounding the gut
• C)living in a terrestrial habitat
• D)complexity of movement
• E)decrease in oxygen levels

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Definitions:

Small-molecule Transmitters

Neurochemicals that serve as neurotransmitters, typically involving substances like amino acids, monoamines, and acetylcholine to facilitate neuronal communication.

Neurotransmitters

Chemical messengers that transmit signals across the synapse from one neuron to another, influencing various functions and processes within the body and brain.

L-Dopa

A precursor to dopamine used in the treatment of Parkinson's disease and dopamine-responsive dystonias, as it is capable of crossing the blood-brain barrier.

Parkinson Disease

Parkinson's Disease is a neurodegenerative disorder characterized by motor symptoms such as tremor, rigidity, and bradykinesia, due to the loss of dopamine-producing neurons.