UTA A&P1 EXAM 4 REVIEW QUESTIONS
AND ANSWERS 100% PASS 2026/2027
Heavy touch sensations are detected by which of the following ? ( select all that apply ) 1.
Meissner's corpuscles 2.Pacinian corpuscles 3.Ruffini's corpuscles ( ending ) 4.Merkel's disc -
ANS 2 and 3
Which type of neural processing occurs when one sensation triggers multiple pathways ? -
ANS Divergent processing
Which of the following receptors are ligand - gated ion channels ? 1.muscarinic 2.adrenergic 3.
all answer choices are correct 4.nicotinic - ANS 4. Nicotinic
Within the eyeball BLANK the cavity is filled with aqueous humor and the BLANK cavity is filled
with vitreous humor . - ANS anterior ; posterior
Within the somatic nervous system , there is only one motor axon to the effector , whereas in
the autonomic nervous system there are two motor axons to the effector. T or F - ANS True
Which of the following is true regarding astrocytes ? ( select all that apply )
1. maintain the ion concentrations of interstitial fluid 2. are the most numerous neuron 3. are
specialized macrophages that present antigens to the immune system 4. maintain the blood -
brain barrier - ANS 1 and 4
@2026 ALLRIGHTS RESERVED 1
, middle peduncle - ANS brings information from the pons into the cerebellum
superior peduncle - ANS sends edited motor plans from the cerebellum back to primary
motor cortex
inferior peduncle - ANS brings information from the medulla and spinal cord into the
cerebellum
The sympathetic division of the ANS only contains spinal nerves . T or F - ANS True
What does ' adaptation of a sensory receptor refer to ? 1. a receptor will respond to a stimuli in
a different area 2. a receptor no longer responds to a stimulus 3. no of the other answer choices
are correct 4. receptor will respond to a different type of stimulus - ANS 2
Which of the following describes stretch ( extensor ) reflexes ? ( select all that apply ) 1.
monosynaptic 2. polysynaptic 3. ipsilateral 4. contralateral - ANS 1 and 3
The nucleus of a neuron is located inside the - ANS Ocell body ( soma )
BLANK equilibrium helps you maintain balance as it relates to gravity . - ANS static
All bipolar neurons are : - ANS Sensory neurons
Which kind of neuron carries information towards the central nervous system ( CNS ) ? -
ANS Sensory neurons
@2026 ALLRIGHTS RESERVED 2
AND ANSWERS 100% PASS 2026/2027
Heavy touch sensations are detected by which of the following ? ( select all that apply ) 1.
Meissner's corpuscles 2.Pacinian corpuscles 3.Ruffini's corpuscles ( ending ) 4.Merkel's disc -
ANS 2 and 3
Which type of neural processing occurs when one sensation triggers multiple pathways ? -
ANS Divergent processing
Which of the following receptors are ligand - gated ion channels ? 1.muscarinic 2.adrenergic 3.
all answer choices are correct 4.nicotinic - ANS 4. Nicotinic
Within the eyeball BLANK the cavity is filled with aqueous humor and the BLANK cavity is filled
with vitreous humor . - ANS anterior ; posterior
Within the somatic nervous system , there is only one motor axon to the effector , whereas in
the autonomic nervous system there are two motor axons to the effector. T or F - ANS True
Which of the following is true regarding astrocytes ? ( select all that apply )
1. maintain the ion concentrations of interstitial fluid 2. are the most numerous neuron 3. are
specialized macrophages that present antigens to the immune system 4. maintain the blood -
brain barrier - ANS 1 and 4
@2026 ALLRIGHTS RESERVED 1
, middle peduncle - ANS brings information from the pons into the cerebellum
superior peduncle - ANS sends edited motor plans from the cerebellum back to primary
motor cortex
inferior peduncle - ANS brings information from the medulla and spinal cord into the
cerebellum
The sympathetic division of the ANS only contains spinal nerves . T or F - ANS True
What does ' adaptation of a sensory receptor refer to ? 1. a receptor will respond to a stimuli in
a different area 2. a receptor no longer responds to a stimulus 3. no of the other answer choices
are correct 4. receptor will respond to a different type of stimulus - ANS 2
Which of the following describes stretch ( extensor ) reflexes ? ( select all that apply ) 1.
monosynaptic 2. polysynaptic 3. ipsilateral 4. contralateral - ANS 1 and 3
The nucleus of a neuron is located inside the - ANS Ocell body ( soma )
BLANK equilibrium helps you maintain balance as it relates to gravity . - ANS static
All bipolar neurons are : - ANS Sensory neurons
Which kind of neuron carries information towards the central nervous system ( CNS ) ? -
ANS Sensory neurons
@2026 ALLRIGHTS RESERVED 2
