Autonomic Nervous System Trivia Quiz: How Much You Know?
How much do you know about the autonomic nervous system? This system regulates many functions involving the internal organs and also controls some of the muscles within the body after receiving information from the body and external environment. Do take up this quiz and get to see just how much more you can learn about it. All the best!
- 1.Select three functions of the Autonomic Nervous System from the list below.
- A.
Regulates heartbeat
- B.
Regulates smooth muscle contractions
- C.
Regulates glandular secretion
- D.
Controls petallar reflex
- 2.Which division of the nervous system this system is the primary mechanism in control of the fight-or-flight response and the freeze-and-dissociate response? (HINT: please use a capital letter for the start of each word.)
- 3.Please select two of the efferent divisions of the Autonomic Nervous System from the list of answers below.
- A.
Sympathetic
- B.
Parasympathetic
- C.
Spinal cord reflex
- D.
Superficial
- 4.
The sympathetic (division) nervous system is often considered the _____ or _____system.- A.
Fight or flight
- B.
Run or hide
- C.
Feed or breed
- D.
Rest or digest
- 5.
What is the more modern characterization is that the sympathetic nervous system called?
- A.
Quick response mobilizing system
- B.
More slowly activated dampening system
- C.
Quick activated mobilizing system
- D.
More quiz response dampening system
- 6.
The autonomic nervous system is unique in that it requires a sequential two-neuron efferent pathway
- A.
True
- B.
False
- 7.The _____ _____, or first, the neuron will begin at the “outflow” and will synapse at the postganglionic, or second, neuron’s cell body. The postganglionic neuron will then synapse at the target organ.
- A.
Preganglionic neuron
- B.
Postganglionic neuron
- C.
Motor neuron
- D.
Sensory neuron
- 8.The preganglionic, or first, neuron will begin at the “outflow” and will synapse at the _____ _____, or second, neuron’s cell body. Which this neuron will then synapse at the target organ.
- A.
Preganglionic neuron
- B.
Postganglionic neuron
- C.
Motor neuron
- D.
Sensory neuron
- 9.Our autonomic nervous system functions can be divided into sensory (afferent) and motor (efferent) subsystems. Relatively recently, a third subsystem of neurons that have been named _____ _____
- A.
Sensory (afferent)
- B.
Motor (efferent)
- C.
Non-noradrenergic transmitters
- D.
Paravertebral transmitters
- 10.Where do sympathetic preganglionic neurons begin?
- A.
Spinal cord
- B.
Anterior gray horn
- C.
Medulla division
- D.
Craniosacral division
- 11.There are usually 21 - 23 sympathetic chain ganglia on each side of the vertebral column. How many cervicals are there?
- A.
3
- B.
4
- C.
11
- D.
8
- 12.There are usually 22 sympathetic chain ganglia on each side of the vertebral column. How many thoracic are there?
- A.
3
- B.
4
- C.
12
- D.
8
- 13.There are usually 21 - 23 sympathetic chain ganglia on each side of the vertebral column. How many lumbar sympathetic chain ganglia are there?
- A.
2 or 3
- B.
4 or 5
- C.
11
- D.
8 or 9
- 14.There are usually 21 - 23 sympathetic chain ganglia on each side of the vertebral column. How many sacral are there?
- A.
2 or 3
- B.
4 or 5
- C.
11
- D.
8 or 9
- 15.Preganglionic neurons that pass through chain ganglia without synapsing continue on through splanchnic nerves.
- A.
True
- B.
False
- 16.Dilating blood vessels leading to the GI tract, increasing blood flow is a sympathetic nervous system. This is important following the consumption of food, due to the greater metabolic demands placed on the body by the gut.
- A.
True
- B.
False
- 17.
Select three answers below that the Autonomic Nervous System supplies to the gallbladder and liver.
- A.
Vagus Nerve
- B.
Celiac Plexus
- C.
Phrenic Nerve
- D.
Lumbar Splanchnic Nerves
- 18.
Select two answers below that the Autonomic Nervous System supplies to the duodenum.
- A.
Vagus Nerve
- B.
Celiac Plexus
- C.
Phrenic Nerve
- D.
Lumbar Splanchnic Nerves
- 19.
Given the iris which is an autonomic effector. What is sympathetic stimulation reaction?
- A.
Contraction of radial muscles; dilated pupil
- B.
Relaxation; accommodates for near vision
- C.
Contraction of circular muscle; constricted pupil
- D.
Increased epinephrine secretion
- E.
No Effect
- 20.
Given the blood vessels of external genitals which is an autonomic effector. What is the parasympathetic stimulation reaction?
- A.
Dilation of blood vessels causing erection
- B.
Dilation (beta receptors)
- C.
Constriction (alpha receptors)
- D.
Increased epinephrine secretion
- E.
No Effect
- 21.
Given skin blood vessels which is an autonomic effector. What is sympathetic stimulation reaction?
- A.
Constriction (alpha receptors)
- B.
Constriction (beta receptors)
- C.
Increased rate of contraction
- D.
Decreased peristalsis (beta receptors)
- E.
No Effect
- 22.
Given skin blood vessels which is an autonomic effector. What is parasympathetic stimulation reaction?
- A.
Constriction (alpha receptors)
- B.
Constriction (beta receptors)
- C.
Increased rate of contraction
- D.
Decreased peristalsis (beta receptors)
- E.
No Effect
- 23.
_____ binds to cholinergic receptors. These two main types of cholinergic receptors are (1) Nicotinic (N) receptors and (2) Muscarinic (M) receptors.
- 24.In the parasympathetic system, ganglionic neurons use acetylcholine as a neurotransmitter to stimulate _____ receptors.
- A.
Muscarinic
- B.
Acetylcholine
- C.
Nicotinic
- D.
Monoamine oxidase
- 25.
Postganglionic axons of autonomic neurons are usually_____.
- A.
Myelinated
- B.
Unmyelinated
- C.
Larger than preganglionic fibers
- D.
Located in the spinal cord
- E.
Smaller than preganglionic fibers
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