Portage Learning A&P 2: Final Exam
2025 Questions and Answers
Collection of cell bodies in the PNS - --ANSWER--Ganglia
This part of the autonomic NS increases digestion - --ANSWER--parasympathetic
NS
Ventral root of a nerve contains what type of neurons? - --ANSWER--motor
Neuron part that conducts nerve impulse away from body - --ANSWER--axon
An interneuron inside the spinal cord is part of the - --ANSWER--central nervous
system
Describe Synthesis & Storage of Neurotransmitters - --ANSWER--Cell body
manufactures NT's, they are stored in the secretory vesicles at the end of the axon
terminal
An efferent neuron carries info: - --ANSWER--from the central to peripheral
nervous system
location & function of astrocytes - --ANSWER--Location: CNS
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, Function: regulation of chemical environment inside the CNS by forming a blood-
brain barrier
phases of an action potential - --ANSWER--depolarization, repolarization, after-
hyperpolarization
at rest, a neuron plasma membrane is: - --ANSWER--polarized
T/F: The sodium-potassium pump must remain in constant operation to maintain
the resting state - --ANSWER--true
where does the NMJ terminate - --ANSWER--on a muscle fiber
how is a message sent from one neuron to another? - --ANSWER--Neurons send
messages through electrochemical signals
what neurotransmitter is found at the NMJ? - --ANSWER--Acetylcholine
This part of a reflex is inside the CNS, made up of one or more synapses - --
ANSWER--integration center
T/F: Regulation of blood sugar by hormones is an example of a reflex - --
ANSWER--true
Muscle Spindle detects ____ within a muscle - --ANSWER--stretch
Flexor Withdrawal reflex involves what types of interneurons? - --ANSWER--
excitatory and inhibitory
Superficial layer of the brain meninges - --ANSWER--dura mater
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
2025 Questions and Answers
Collection of cell bodies in the PNS - --ANSWER--Ganglia
This part of the autonomic NS increases digestion - --ANSWER--parasympathetic
NS
Ventral root of a nerve contains what type of neurons? - --ANSWER--motor
Neuron part that conducts nerve impulse away from body - --ANSWER--axon
An interneuron inside the spinal cord is part of the - --ANSWER--central nervous
system
Describe Synthesis & Storage of Neurotransmitters - --ANSWER--Cell body
manufactures NT's, they are stored in the secretory vesicles at the end of the axon
terminal
An efferent neuron carries info: - --ANSWER--from the central to peripheral
nervous system
location & function of astrocytes - --ANSWER--Location: CNS
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 1
, Function: regulation of chemical environment inside the CNS by forming a blood-
brain barrier
phases of an action potential - --ANSWER--depolarization, repolarization, after-
hyperpolarization
at rest, a neuron plasma membrane is: - --ANSWER--polarized
T/F: The sodium-potassium pump must remain in constant operation to maintain
the resting state - --ANSWER--true
where does the NMJ terminate - --ANSWER--on a muscle fiber
how is a message sent from one neuron to another? - --ANSWER--Neurons send
messages through electrochemical signals
what neurotransmitter is found at the NMJ? - --ANSWER--Acetylcholine
This part of a reflex is inside the CNS, made up of one or more synapses - --
ANSWER--integration center
T/F: Regulation of blood sugar by hormones is an example of a reflex - --
ANSWER--true
Muscle Spindle detects ____ within a muscle - --ANSWER--stretch
Flexor Withdrawal reflex involves what types of interneurons? - --ANSWER--
excitatory and inhibitory
Superficial layer of the brain meninges - --ANSWER--dura mater
....COPYRIGHT ©️ 2025 ALL RIGHTS RESERVED...TRUSTED & VERIFIED 2
