Exam (elaborations)
ECPI UNIT 4 EXAM QUESTIONS WITH COMPLETE SOLUTIONS
ECPI UNIT 4 EXAM QUESTIONS WITH COMPLETE SOLUTIONS
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ECPI UNIT 4 EXAM QUESTIONS WITHCOMPLETE SOLUTIONS
Part of the nervous system that carries signals to smooth muscles and glands - Answer-
Autonomic motor division
Part of the nervous system that carries signals from sensory receptors to the brain and
spinal cord - Answer-Sensory division
The subcategory of that efferent peripheral nervous system that conducts impulses from
the brain and spinal cord to skeletal muscles causing us to respond to change in the
environment is known as the - Answer-Somatic nervous system
The neuroglial cells that can phagocytize bacterial cells and increase when there is
inflammation of the brain or spinal cord are called - Answer-Microglia
The peripheral nervous system consists of - Answer-cranial nerves and spinal nerves
The part of the nerve cell that transmits impulses away from the cell body is the -
Answer-Axon
Type of impulse conduction where the action potential appears to jump from one node
of Ranvier to the next: - Answer-saltatory conduction
What can be defined as
"gaps in the myelin sheath between the Schwann cells" ? - Answer-Nodes of Ranvier
Neuroglia that forms myelin in the central nervous system (CNS): - Answer-
Oligodendrocyetes
Neurons that conduct impulses from the CNS to muscles or glands are - Answer-motor
neurons
When the membrane potential becomes more negative due to leaking K+ ions causing
the membrane potential to go down to - 90mV, it is said to be ? - Answer-
Hyperpolarizing
Which of the following systems consists of the brain and spinal cord? - Answer-central
nervous system
Convergent neurons - Answer-Have impulses coming in from multiple presynaptic
neurons
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