Systems Final Review Exam With Solved
Solutions.
Ganglion - Answer A cluster of neuronal cell bodies located in the PNS.
Central nervous system (CNS) - Answer Consists of the brain and the spinal cord.
Peripheral nervous system (PNS) - Answer All other nerves in the nervous system (cranial nerves, spinal
nerves, peripheral nerves, ganglia) except for the brain and the spinal cord; can be divided into the
somatic (voluntary) nervous system and the autonomic (involuntary) nervous system.
Autonomic nervous system - Answer Involved in involuntary movements of cardiac muscle, smooth
muscle and glands; can be divided into the sympathetic and parasympathetic nervous system.
Somatic nervous system - Answer Nervous system involved in voluntary movement of skeletal muscles.
Dendrite - Answer A short, branched extension of a nerve cell, along which impulses received from
other cells at synapses are transmitted to the cell body.
Cell body - Answer The main part of the neuron, which contains the nucleus.
Axon - Answer The long thread-like part of a nerve cell along which impulses are conducted from the
cell body to other cells.
Cholinergic - Answer Relating to or denoting nerve cells in which acetylcholine acts as a
neurotransmitter.
Adrenergic - Answer Relating to or denoting nerve cells in which adrenaline, noradrenaline, or a similar
substance acts as a neurotransmitter.