Question 1

Which neurotransmitter is released at the adrenal gland by the preganglionic neuron in the sympathetic pathway?

Accepted Answer

A) Norepinephrine 
B) Acetylcholine 
C) Epinephrine 
D) Dopamine 
E) Serotonin 
A) Norepinephrine 
B) Acetylcholine 
C) Epinephrine 
D) Dopamine 
E) Serotonin

Question 2

If a doctor administers atropine IV,a muscarinic antagonist,followed by a high dose of ACh,you still see an increase in heart rate.Where is the ACh acting?

Accepted Answer

A) Nicotinic receptors of the postganglionic sympathetic neuron causing NE release to the heart,increasing heartrate. 
B) Nicotinic receptors of the postganglionic parasympathetic neuron causing ACh release to the heart,increasing heartrate 
C) Nicotinic receptors of the postganglionic parasympathetic neuron preventing ACh release to the heart,increasing heartrate 
D) Muscarinic receptors of the postganglionic sympathetic neuron causing NE release to the heart,increasing heartrate. 
A) Nicotinic receptors of the postganglionic sympathetic neuron causing NE release to the heart,increasing heartrate. 
B) Nicotinic receptors of the postganglionic parasympathetic neuron causing ACh release to the heart,increasing heartrate 
C) Nicotinic receptors of the postganglionic parasympathetic neuron preventing ACh release to the heart,increasing heartrate 
D) Muscarinic receptors of the postganglionic sympathetic neuron causing NE release to the heart,increasing heartrate.

Question 3

Which the following regions of the brain serve as the major control and integration center of the ANS?

Accepted Answer

A) cerebrum 
B) cerebellulum 
C) thalamus 
D) hypothalamus 
E) pituitary 
A) cerebrum 
B) cerebellulum 
C) thalamus 
D) hypothalamus 
E) pituitary

Question 4

Identify the structure labeled 3 in the diagram.

Accepted Answer

A) somatic motor neuron. 
B) parasympathetic preganglionic neuron. 
C) parasympathetic postganglionic neuron. 
D) sympathetic preganglionic neuron. 
E) sympathetic postganglionic neuron 
A) somatic motor neuron. 
B) parasympathetic preganglionic neuron. 
C) parasympathetic postganglionic neuron. 
D) sympathetic preganglionic neuron. 
E) sympathetic postganglionic neuron

Question 5

[dropdown 1 innervates sweat glands over the entire body.[dropdown 2] stimulates urination and defecation.[dropdown 3] innervates the sex organs.[dropdown 4] increases gastric motility.
Dropdown choices: Sympathetic system
Parasympathetic system
Both sympathetic and parasympathetic systems

Accepted Answer

1.Sympathetic system
2.Parasym

Question 6

___ is characterized by an exaggerated response of the sympathetic division of the ANS that occurs in most individuals with spinal cord injury at or above T6.

Accepted Answer

A) Raynaud's phenomenon 
B) Autonomic dysreflexia 
C) Reflex sympathetic dystrophy 
D) Diabetic neuropathy 
E) Horner's Syndrome 
A) Raynaud's phenomenon 
B) Autonomic dysreflexia 
C) Reflex sympathetic dystrophy 
D) Diabetic neuropathy 
E) Horner's Syndrome

Question 7

Which plexus shown in the diagram supplies the bronchial tree?

Accepted Answer

A) A 
B) B 
C) C 
D) D 
E) F 
A) A 
B) B 
C) C 
D) D 
E) F

Question 8

Dilation of the pupil occurs by stimulation of [dropdown 1] and constriction of the pupil occurs by stimulation of [dropdown 2].
?1-adrenergic
?2-adrenergic
?1-adrenergic
?2-adrenergic
?3-adrenergic
nicotinic
muscarinic

Accepted Answer

1.?₁-adrene

Question 9

You are just about to perform a clinical procedure for the first time and your palms begin to sweat.This is due to

Accepted Answer

A) increased sympathetic stimulation of sweat glands possessing alpha 1 receptors. 
B) increased sympathetic stimulation of sweat glands possessing beta 2 receptors. 
C) increased parasympathetic stimulation of sweat glands possessing nicotinic receptors. 
D) increased parasympathetic stimulation of sweat glands possessing muscarinic receptors. 
E) increased sympathetic stimulation of sweat glands possessing muscarinic receptors. 
A) increased sympathetic stimulation of sweat glands possessing alpha 1 receptors. 
B) increased sympathetic stimulation of sweat glands possessing beta 2 receptors. 
C) increased parasympathetic stimulation of sweat glands possessing nicotinic receptors. 
D) increased parasympathetic stimulation of sweat glands possessing muscarinic receptors. 
E) increased sympathetic stimulation of sweat glands possessing muscarinic receptors.

Question 10

The chromaffin cells of the adrenal medulla possess what type of receptor that makes them responsive to the ACh released by preganglionic sympathetic neurons?

Accepted Answer

A) muscarinic receptors 
B) nicotinic receptors 
C) β1-adrenergic 
D) β2-adrenergic 
E) β3-adrenergic 
A) muscarinic receptors 
B) nicotinic receptors 
C) β1-adrenergic 
D) β2-adrenergic 
E) β3-adrenergic

Question 11

One of the main differences between a somatic reflex and autonomic reflex is the type of effectors that are activated.The effectors in somatic reflexes are _____,while the effectors in autonomic reflexes are _____.

Accepted Answer

A) skeletal muscles;smooth muscle,cardiac muscle,and glands 
B) striated muscles;smooth muscle and glands 
C) skeletal muscles and glands;smooth muscle and cardiac muscle 
D) glands;skeletal muscles,smooth muscle,and cardiac muscle 
E) smooth muscle,cardiac muscle,and glands;skeletal muscles 
A) skeletal muscles;smooth muscle,cardiac muscle,and glands 
B) striated muscles;smooth muscle and glands 
C) skeletal muscles and glands;smooth muscle and cardiac muscle 
D) glands;skeletal muscles,smooth muscle,and cardiac muscle 
E) smooth muscle,cardiac muscle,and glands;skeletal muscles

Question 12

Acetylcholine is always released by _____ postganglionic neurons and is removed from the synaptic cleft at a _____ rate than norepinephrine.

Accepted Answer

A) sympathetic;slower 
B) sympathetic;faster 
C) parasympathetic;slower 
D) parasympathetic;faster 
E) both parasympathetic and sympathetic;slower 
A) sympathetic;slower 
B) sympathetic;faster 
C) parasympathetic;slower 
D) parasympathetic;faster 
E) both parasympathetic and sympathetic;slower

Question 13

Which of the following lists the components of an autonomic reflex arc in the proper sequence of activation?

Accepted Answer

A) receptor - sensory neuron - integrating center - motor neuron - effector 
B) receptor - motor neuron - integrating center - sensory neuron - effector 
C) effector - sensory neuron - integrating center - motor neuron - receptor 
D) integrating center - receptor - sensory neuron - motor neuron - effector 
E) receptor - sensory neuron - motor neuron - effector - integrating center 
A) receptor - sensory neuron - integrating center - motor neuron - effector 
B) receptor - motor neuron - integrating center - sensory neuron - effector 
C) effector - sensory neuron - integrating center - motor neuron - receptor 
D) integrating center - receptor - sensory neuron - motor neuron - effector 
E) receptor - sensory neuron - motor neuron - effector - integrating center

Question 14

Explain how blood flow to different tissues throughout the body changes during the fight-or-flight response.

Accepted Answer

During the fight-or-flight response,vaso

Question 15

The renal plexus contains [dropdown 1],but only the [dropdown 2] innervates the kidney.
Dropdown choices: sympathetic neurons
parasympathetic neurons
both sympathetic and parasympathetic neurons

Accepted Answer

1.both sympathetic a

Question 16

Which of the following statements describes a common response of an autonomic effector during the "fight-or-flight" response?

Accepted Answer

A) Gastric motility and secretory activity increases. 
B) Blood vessels serving skeletal muscles constrict. 
C) Adipose tissues stores away triglycerides for later use. 
D) The pupils of the eyes dilate. 
E) Blood vessels serving the kidneys and digestive organs dilate. 
A) Gastric motility and secretory activity increases. 
B) Blood vessels serving skeletal muscles constrict. 
C) Adipose tissues stores away triglycerides for later use. 
D) The pupils of the eyes dilate. 
E) Blood vessels serving the kidneys and digestive organs dilate.

Question 17

In a parasympathetic division motor pathway,which neurotransmitter is released at the effector?

Accepted Answer

A) Norepinephrine 
B) Acetylcholine 
C) Epinephrine 
D) Dopamine 
E) Serotonin 
A) Norepinephrine 
B) Acetylcholine 
C) Epinephrine 
D) Dopamine 
E) Serotonin

Question 18

Cholinergic neurons release ___ and adrenergic neurons release___.

Accepted Answer

A) ACh;NE 
B) ACh;ACh 
C) NE;ACh 
D) NE;NE 
E) Epinephrine;ACh 
A) ACh;NE 
B) ACh;ACh 
C) NE;ACh 
D) NE;NE 
E) Epinephrine;ACh

Question 19

When acetylcholine binds to [dropdown 1] receptors on postganglionic neurons or chromaffin cells it is always [dropdown 2].
Dropdown 1 choices:
muscarinic receptors
nicotinic receptors
?1-adrenergic
?2-adrenergic
?3-adrenergic
Dropdown 2 choices:
Inhibitory
Excitatory

Accepted Answer

1.nicotini

Question 20

Which neuron is most likely to be adrenergic?

Accepted Answer

A) Sympathetic preganglionic 
B) Sympathetic postganglionic 
C) Parasympathetic preganglionic 
D) Parasympathetic postganglionic 
E) Both Sympathetic and parasympathetic preganglionic 
A) Sympathetic preganglionic 
B) Sympathetic postganglionic 
C) Parasympathetic preganglionic 
D) Parasympathetic postganglionic 
E) Both Sympathetic and parasympathetic preganglionic

Exam 15: The Autonomic Nervous System

Which neurotransmitter is released at the adrenal gland by the preganglionic neuron in the sympathetic pathway?

If a doctor administers atropine IV,a muscarinic antagonist,followed by a high dose of ACh,you still see an increase in heart rate.Where is the ACh acting?

Which the following regions of the brain serve as the major control and integration center of the ANS?

Identify the structure labeled 3 in the diagram.

[dropdown 1 innervates sweat glands over the entire body.[dropdown 2] stimulates urination and defecation.[dropdown 3] innervates the sex organs.[dropdown 4] increases gastric motility. Dropdown choices: Sympathetic system Parasympathetic system Both sympathetic and parasympathetic systems

___ is characterized by an exaggerated response of the sympathetic division of the ANS that occurs in most individuals with spinal cord injury at or above T6.

Which plexus shown in the diagram supplies the bronchial tree?

Dilation of the pupil occurs by stimulation of [dropdown 1] and constriction of the pupil occurs by stimulation of [dropdown 2]. ?1-adrenergic ?2-adrenergic ?1-adrenergic ?2-adrenergic ?3-adrenergic nicotinic muscarinic

You are just about to perform a clinical procedure for the first time and your palms begin to sweat.This is due to

The chromaffin cells of the adrenal medulla possess what type of receptor that makes them responsive to the ACh released by preganglionic sympathetic neurons?

One of the main differences between a somatic reflex and autonomic reflex is the type of effectors that are activated.The effectors in somatic reflexes are _____,while the effectors in autonomic reflexes are _____.

Acetylcholine is always released by _____ postganglionic neurons and is removed from the synaptic cleft at a _____ rate than norepinephrine.

Which of the following lists the components of an autonomic reflex arc in the proper sequence of activation?

Explain how blood flow to different tissues throughout the body changes during the fight-or-flight response.

The renal plexus contains [dropdown 1],but only the [dropdown 2] innervates the kidney. Dropdown choices: sympathetic neurons parasympathetic neurons both sympathetic and parasympathetic neurons

Which of the following statements describes a common response of an autonomic effector during the "fight-or-flight" response?

In a parasympathetic division motor pathway,which neurotransmitter is released at the effector?

Cholinergic neurons release ___ and adrenergic neurons release___.

When acetylcholine binds to [dropdown 1] receptors on postganglionic neurons or chromaffin cells it is always [dropdown 2]. Dropdown 1 choices: muscarinic receptors nicotinic receptors ?1-adrenergic ?2-adrenergic ?3-adrenergic Dropdown 2 choices: Inhibitory Excitatory

Which neuron is most likely to be adrenergic?

An Introduction to the Human Body

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

The Skeletal System: Bone Tissue

The Skeletal System: the Axial Skeleton

The Skeletal System: The Appendicular Skeleton

Joints

Muscular Tissue

The Muscular System

Nervous Tissue

The Spinal Cord and Spinal Nerves

The Brain and Cranial Nerves

Sensory, Motor, and Integrative Systems

The Special Senses

The Endocrine System

The Cardiovascular System: the Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Hemodynamics

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

Metabolism and Nutrition

The Urinary System

Fluid, Electrolyte, and Acidbase Homeostasis

The Reproductive Systems

Development and Inheritance

Filters

Dilation of the pupil occurs by stimulation of [dropdown 1] and constriction of the pupil occurs by stimulation of [dropdown 2]. ?₁-adrenergic ?₂-adrenergic ?₁-adrenergic ?₂-adrenergic ?₃-adrenergic nicotinic muscarinic

One of the main differences between a somatic reflex and autonomic reflex is the type of effectors that are activated.The effectors in somatic reflexes are _,while the effectors in autonomic reflexes are _.

Acetylcholine is always released by _ postganglionic neurons and is removed from the synaptic cleft at a _ rate than norepinephrine.

Cholinergic neurons release _ and adrenergic neurons release_.

When acetylcholine binds to [dropdown 1] receptors on postganglionic neurons or chromaffin cells it is always [dropdown 2]. Dropdown 1 choices: muscarinic receptors nicotinic receptors ?₁-adrenergic ?₂-adrenergic ?₃-adrenergic Dropdown 2 choices: Inhibitory Excitatory