The Following Are the Steps Involved in Transmission at a Cholinergic

question 26

Multiple Choice

The following are the steps involved in transmission at a cholinergic synapse. 1. Chemically gated sodium channels on the postsynaptic membrane are activated.
2) Calcium ions enter the synaptic knob.
3) Acetylcholinesterase hydrolyzes acetylcholine.
4) An action potential depolarizes the synaptic knob at the presynaptic membrane.
5) The synaptic knob reabsorbs choline.
6) Acetylcholine is released from storage vesicles by exocytosis.
7) Acetylcholine binds to receptors on the postsynaptic membrane.
8) Calcium ions are removed from the cytoplasm of the synaptic knob.
The correct sequence for these events is

• A) 2, 5, 4, 6, 7, 1, 8, 3.
• B) 4, 2, 6, 7, 1, 8, 3, 5.
• C) 6, 4, 2, 7, 1, 8, 3, 5.
• D) 2, 4, 6, 7, 1, 8, 3, 5.
• E) 4, 2, 6, 7, 8, 5, 3, 1.

---

Definitions:

Energy Demand

Energy demand refers to the amount of energy consumers are willing to purchase over a specific period, influenced by factors such as price, weather, and economic activity.

Demographers

Scientists who study the characteristics of human populations.

World Population

The total number of humans currently living on the planet, influenced by birth rates, mortality rates, and migration patterns.

Per Capita Energy Use

The average amount of energy consumed per person within a specific geographical area.