Question 1

What type of control exists in the somatic nervous system?​

Accepted Answer

A) ​involuntary 
B) voluntary 
C) automatic 
D) partial 
E) ​reflexive 
A) ​involuntary 
B) voluntary 
C) automatic 
D) partial 
E) ​reflexive

Question 2

Where are the cell bodies of almost all motor neurons situated within the spinal cord?

Accepted Answer

A) ​cauda equina 
B) cervical ganglia 
C) dorsal horn 
D) lateral horn 
E) ​ventral horn 
A) ​cauda equina 
B) cervical ganglia 
C) dorsal horn 
D) lateral horn 
E) ​ventral horn

Question 3

Almost all neurally controlled effector organ responses are directly mediated by one of two neurotransmitters: acetylcholine or norepinephrine.

Accepted Answer

A) True 
 B)False

Question 4

The parasympathetic system promotes ____________________ bodily functions while slowing down those activities that are enhanced by the sympathetic system.

Accepted Answer

The answer of The parasympathetic system promotes ____________________ bodily functions...

Question 5

How is most of the motor activity in the somatic nervous system coordinated?

Accepted Answer

A) ​consciously 
B) subconsciously 
C) voluntarily 
D) sequentially 
E) ​reflexively 
A) ​consciously 
B) subconsciously 
C) voluntarily 
D) sequentially 
E) ​reflexively

Question 6

What is an interneuron's effect on its effector organ?

Accepted Answer

A) ​It doesn't attach to organs. 
B) It always excites. 
C) It always inhibits. 
D) It neither excites or inhibits. 
E) ​It can excite or inhibit. 
A) ​It doesn't attach to organs. 
B) It always excites. 
C) It always inhibits. 
D) It neither excites or inhibits. 
E) ​It can excite or inhibit.

Question 7

Each autonomic nerve pathway (from the CNS to an innervated organ)consist of how many nerves?

Accepted Answer

A) ​six 
B) five 
C) four 
D) three 
E) ​two 
A) ​six 
B) five 
C) four 
D) three 
E) ​two

Question 8

The specialized underlying portion of the muscle cell membrane is called the sensory end plate.

Accepted Answer

A) True 
 B)False

Question 9

Curare blocks the action of ACh at receptor-channels.Therefore,it is considered a(n)____.

Accepted Answer

A) ​antagonist 
B) agonist 
C) protagonist 
D) synergist 
E) ​beta blocker 
A) ​antagonist 
B) agonist 
C) protagonist 
D) synergist 
E) ​beta blocker

Question 10

A neuromuscular junction is always ____________________ (an EPP),whereas a synapse may be excitatory (an EPSP)or inhibitory (an IPSP).

Accepted Answer

The answer of A neuromuscular junction is always ____________________ (an...

Question 11

Norepinephrine serves as a neurotransmitter in the CNS and is released from the adrenal medulla as a hormone as well.

Accepted Answer

A) True 
 B)False

Question 12

An antagonist binds with the receptor,preventing the neurotransmitter from binding and causing a response,yet the antagonist itself produces no response.

Accepted Answer

A) True 
 B)False

Question 13

Unlike autonomic efferent output,visceral efferent output operates within the realm of consciousness and voluntary control.

Accepted Answer

A) True 
 B)False

Question 14

What kind of receptor responds to acetylcholine released by all autonomic preganglionic fibers?

Accepted Answer

A) muscarinic cholinergic receptors 
B) β1 adrenergic receptors 
C) β2 adrenergic receptors 
D) α1 adrenergic receptors 
E) ​nicotinic cholinergic receptors 
A) muscarinic cholinergic receptors 
B) β1 adrenergic receptors 
C) β2 adrenergic receptors 
D) α1 adrenergic receptors 
E) ​nicotinic cholinergic receptors

Question 15

The sympathetic nervous system originates in the ____________________ regions of the spinal cord and has short cholinergic preganglionic fibers and ____________________ adrenergic postganglionic fibers.

Accepted Answer

The answer of The sympathetic nervous system originates in the...

Question 16

The agonist curare irreversibly binds to the Ach receptor-channels on the motor end plate.

Accepted Answer

A) True 
 B)False

Question 17

What is the potentially deadly food poisoning caused by Clostridium botulinum called?

Accepted Answer

A) ​influenza 
B) clostridium disease 
C) myasthenia gravis 
D) botulism 
E) ​Guillain-Barre syndrome 
A) ​influenza 
B) clostridium disease 
C) myasthenia gravis 
D) botulism 
E) ​Guillain-Barre syndrome

Question 18

​Innervation of a single organ by both branches of the autonomic nervous system is known as ____.

Accepted Answer

A) binocular innervation 
B) biphasic innervation 
C) dual innervation 
D) bipolar innervation 
E) ​double branched 
A) binocular innervation 
B) biphasic innervation 
C) dual innervation 
D) bipolar innervation 
E) ​double branched

Question 19

Sympathetic nerve fibers originate in the ____________________ horn of the thoracic and lumbar regions of the spinal cord.

Accepted Answer

The answer of Sympathetic nerve fibers originate in the ____________________...

Question 20

What is the shape of a muscle cell or fiber?

Accepted Answer

A) ​short and cylindrical 
B) short and flat 
C) bulbous and segmented 
D) long and cylindrical 
E) ​long and flat 
A) ​short and cylindrical 
B) short and flat 
C) bulbous and segmented 
D) long and cylindrical 
E) ​long and flat

What type of control exists in the somatic nervous system?

Where are the cell bodies of almost all motor neurons situated within the spinal cord?

Almost all neurally controlled effector organ responses are directly mediated by one of two neurotransmitters: acetylcholine or norepinephrine.

The parasympathetic system promotes ____________________ bodily functions while slowing down those activities that are enhanced by the sympathetic system.

How is most of the motor activity in the somatic nervous system coordinated?

What is an interneuron's effect on its effector organ?

Each autonomic nerve pathway (from the CNS to an innervated organ)consist of how many nerves?

The specialized underlying portion of the muscle cell membrane is called the sensory end plate.

Curare blocks the action of ACh at receptor-channels.Therefore,it is considered a(n)____.

A neuromuscular junction is always ____________________ (an EPP),whereas a synapse may be excitatory (an EPSP)or inhibitory (an IPSP).

Norepinephrine serves as a neurotransmitter in the CNS and is released from the adrenal medulla as a hormone as well.

An antagonist binds with the receptor,preventing the neurotransmitter from binding and causing a response,yet the antagonist itself produces no response.

Unlike autonomic efferent output,visceral efferent output operates within the realm of consciousness and voluntary control.

What kind of receptor responds to acetylcholine released by all autonomic preganglionic fibers?

The sympathetic nervous system originates in the regions of the spinal cord and has short cholinergic preganglionic fibers and adrenergic postganglionic fibers.

The agonist curare irreversibly binds to the Ach receptor-channels on the motor end plate.

What is the potentially deadly food poisoning caused by Clostridium botulinum called?

Innervation of a single organ by both branches of the autonomic nervous system is known as ____.

Sympathetic nerve fibers originate in the ____________________ horn of the thoracic and lumbar regions of the spinal cord.

What is the shape of a muscle cell or fiber?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System - Afferent Division - Special Senses

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology - the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive Systembrad

Filters

Exam 7: The Peripheral Nervous System - Efferent Division

What type of control exists in the somatic nervous system?​

Where are the cell bodies of almost all motor neurons situated within the spinal cord?

Almost all neurally controlled effector organ responses are directly mediated by one of two neurotransmitters: acetylcholine or norepinephrine.

The parasympathetic system promotes ____________________ bodily functions while slowing down those activities that are enhanced by the sympathetic system.

How is most of the motor activity in the somatic nervous system coordinated?

What is an interneuron's effect on its effector organ?

Each autonomic nerve pathway (from the CNS to an innervated organ)consist of how many nerves?

The specialized underlying portion of the muscle cell membrane is called the sensory end plate.

Curare blocks the action of ACh at receptor-channels.Therefore,it is considered a(n)____.

A neuromuscular junction is always ____________________ (an EPP),whereas a synapse may be excitatory (an EPSP)or inhibitory (an IPSP).

Norepinephrine serves as a neurotransmitter in the CNS and is released from the adrenal medulla as a hormone as well.

An antagonist binds with the receptor,preventing the neurotransmitter from binding and causing a response,yet the antagonist itself produces no response.

Unlike autonomic efferent output,visceral efferent output operates within the realm of consciousness and voluntary control.

What kind of receptor responds to acetylcholine released by all autonomic preganglionic fibers?

The sympathetic nervous system originates in the ____________________ regions of the spinal cord and has short cholinergic preganglionic fibers and ____________________ adrenergic postganglionic fibers.

The agonist curare irreversibly binds to the Ach receptor-channels on the motor end plate.

What is the potentially deadly food poisoning caused by Clostridium botulinum called?

​Innervation of a single organ by both branches of the autonomic nervous system is known as ____.

Sympathetic nerve fibers originate in the ____________________ horn of the thoracic and lumbar regions of the spinal cord.

What is the shape of a muscle cell or fiber?

Introduction to Physiology and Homeostasis

Cell Physiology

The Plasma Membrane and Membrane Potential

Principles of Neural and Hormonal Communication

The Central Nervous System

The Peripheral Nervous System - Afferent Division - Special Senses

Muscle Physiology

Cardiac Physiology

The Blood Vessels and Blood Pressure

The Blood

Body Defenses

The Respiratory System

The Urinary System

Fluid and Acid Base Balance

The Digestive System

Energy Balance and Temperature Regulation

Principles of Endocrinology - the Central Endocrine Glands

The Peripheral Endocrine Glands

The Reproductive Systembrad

Filters

What type of control exists in the somatic nervous system?

The sympathetic nervous system originates in the regions of the spinal cord and has short cholinergic preganglionic fibers and adrenergic postganglionic fibers.

Innervation of a single organ by both branches of the autonomic nervous system is known as ____.