At Metabotropic Synapses, Second Messengers Are Activated in Postsynaptic Neurons

question 134

Multiple Choice

At metabotropic synapses, second messengers are activated in postsynaptic neurons by

• A) electrical currents.
• B) specific enzymes.
• C) mitochondria.
• D) transmitter-receptor combinations.

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Definitions:

Chest Tube

A medical device inserted into the pleural space of the chest to remove air, fluid, or pus, thereby facilitating lung expansion.

Purse-String Suture

A circular stitch used in surgical procedures to close wounds, openings or secure tubing in place.

Occlusive Dressing

refers to a type of wound covering that is completely sealed around the edges, designed to retain moisture and promote healing by creating a controlled environment.

Non-Rebreather Mask

A device used in medical emergencies to deliver high concentrations of oxygen to patients who are breathing inadequately.