CCBC BIO 109 LECTURE 2 2026 ACTUAL
TEST PAPER ANSWERS COMPLETE
GRADED A+
⩥ Reflex Arc.
Answer: Pathway followed by a nerve impulse during a reflex
⩥ Reflex Activities.
Answer: Automatic rapid responses to stimuli
⩥ Dorsal Root.
Answer: Carries sensory information into the spinal cord
⩥ Dorsal Root Ganglion.
Answer: Cluster of sensory neuron cell bodies
⩥ Ventral Root.
Answer: Carries motor information out of the spinal cord
⩥ Mixed Nerves.
Answer: Nerves containing both sensory and motor fibers
,⩥ Preganglionic Neuron.
Answer: Neuron that carries impulses from CNS to a ganglion
⩥ Postganglionic Neuron.
Answer: Neuron that carries impulses from ganglion to target organ
⩥ Thoracolumbar Region.
Answer: Area where sympathetic nerves originate
⩥ Adrenergic System.
Answer: Uses norepinephrine as neurotransmitter
⩥ Four Es Sympathetic Activation.
Answer: Excitement emergency embarrassment and exercise
⩥ Craniosacral Region.
Answer: Area where parasympathetic nerves originate
⩥ Terminal Ganglia.
Answer: Ganglia located near or within target organs
, ⩥ Cholinergic System.
Answer: Uses acetylcholine as neurotransmitter
⩥ Cholinergic Receptors.
Answer: Receptors that respond to acetylcholine
⩥ Adrenergic Receptors.
Answer: Receptors that respond to epinephrine and norepinephrine
⩥ ANS Opposing Effects.
Answer: Sympathetic and parasympathetic systems usually produce
opposite effects on organs
⩥ Brain.
Answer: Central organ of the nervous system that processes information
and controls body functions
⩥ Cerebrum.
Answer: Largest part of the brain responsible for conscious thought
movement and sensory processing
⩥ Diencephalon.
TEST PAPER ANSWERS COMPLETE
GRADED A+
⩥ Reflex Arc.
Answer: Pathway followed by a nerve impulse during a reflex
⩥ Reflex Activities.
Answer: Automatic rapid responses to stimuli
⩥ Dorsal Root.
Answer: Carries sensory information into the spinal cord
⩥ Dorsal Root Ganglion.
Answer: Cluster of sensory neuron cell bodies
⩥ Ventral Root.
Answer: Carries motor information out of the spinal cord
⩥ Mixed Nerves.
Answer: Nerves containing both sensory and motor fibers
,⩥ Preganglionic Neuron.
Answer: Neuron that carries impulses from CNS to a ganglion
⩥ Postganglionic Neuron.
Answer: Neuron that carries impulses from ganglion to target organ
⩥ Thoracolumbar Region.
Answer: Area where sympathetic nerves originate
⩥ Adrenergic System.
Answer: Uses norepinephrine as neurotransmitter
⩥ Four Es Sympathetic Activation.
Answer: Excitement emergency embarrassment and exercise
⩥ Craniosacral Region.
Answer: Area where parasympathetic nerves originate
⩥ Terminal Ganglia.
Answer: Ganglia located near or within target organs
, ⩥ Cholinergic System.
Answer: Uses acetylcholine as neurotransmitter
⩥ Cholinergic Receptors.
Answer: Receptors that respond to acetylcholine
⩥ Adrenergic Receptors.
Answer: Receptors that respond to epinephrine and norepinephrine
⩥ ANS Opposing Effects.
Answer: Sympathetic and parasympathetic systems usually produce
opposite effects on organs
⩥ Brain.
Answer: Central organ of the nervous system that processes information
and controls body functions
⩥ Cerebrum.
Answer: Largest part of the brain responsible for conscious thought
movement and sensory processing
⩥ Diencephalon.
