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Digestive System
Major Components of the Digestive System
17
Anatomy
Undergraduate 2
07/08/2015

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Cards

Term
Ingestion
Definition
Process of taking food into the mouth
Term
Digestion
Definition
Group of processes that break complex nutrients into smaller ones
Term
Motility
Definition
Movement by the muscular components of the digestive tube
Term
Secretion
Definition
Release of digestive juices
Term
Absorption
Definition
Movement of digested organs also secrete endocrine hormones that regulate digestion or metabolism of nutrients
Term
Elimination
Definition
Excretion of the residues of the digestive process from the rectum
Term
Regulation
Definition
Coordination of digestive activity
Term

Astrocytes

Definition

Guides the migration of young neurons/

Attaches the neuron to food source/

Anchors neurons/

Supports

Term
Microglia
Definition



Phagocytes involved in health

Term
Schwann Cells
Definition

Surrounds Fibers of PNS/

Forms myelin sheaths in PNS

Term
Oligodendrocytes
Definition

Wraps CNS nerve fibers/


Forms myelin sheaths in CNS

Term
Chemically Gated Channels
Definition

Needs the binding

of something to open

Term
Voltage Gated Channels
Definition
Once gated channel is open, everything that takes place depends on voltage
Term
Passive Channels
Definition

Always open/


Potassium always leaks out of cells

Term
Anterograde
Definition
Movement towards axon terminals
Term
Retrograde
Definition

Movement away from

axon terminals

Term
Synapse
Definition
A junctin that mediates information transfer from one neuron to the next or from a neuron to an effector cell
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