MAP review questions ANS & PNS
Monosynaptic reflexes
are exemplified by the stretch reflex.
Postganglionic fibers of autonomic neurons are usually
connected to cardiac muscle, smooth muscle, glands, and adipocytes.
Which of the following pairs is not properly matched? thoracic spinal nerves: 12 coccygeal spinal nerves: 1 sacral spinal nerves: 5 cervical spinal nerves: 8 lumbar spinal nerves: 4
lumbar spinal nerves: 4
Which fiber usually release norepinephrine (NE)?
sympathetic postganglionic
There are ________ pairs of spinal nerves.
31
Which cranial nerve delivers visual information to the brain?
CN II (optic nerve)
Preganglionic fibers of parasympathetic neurons can be found in which cranial nerves
III, VII, IX, X
divisions of the ANS?
Most ganglionic neurons for the sympathetic system are located in the sympathetic trunk ganglia.
Which of the following statements is correct *Spinal nerves are located in the PNS, whereas cranial nerves are located in the CNS. *Spinal nerves outnumber cranial nerves. *Spinal nerves are sensory, whereas cranial nerves are motor. *Both cranial and spinal nerves are part of the CNS.
Spinal nerves outnumber cranial nerves.
Which of the following systems is responsible for the "fight or flight" response
Sympathetic nervous system
Ascending pathways
carry sensory information to the brain
Effects produced by the parasympathetic branch of the autonomic nervous system include
increased secretion by digestive glands.
An autonomic motor neuron whose cell body lies in the CNS is called a(n)
preganglionic neuron.
Which of the following lists the parts of a reflex arc in the correct order? receptor, effector, sensory neuron, interneuron, motor neuron receptor, sensory neuron, effector, interneuron, motor neuron receptor, sensory neuron, interneuron, motor neuron, effector receptor, interneuron, sensory neuron, motor neuron, effector effector, receptor, sensory neuron, interneuron, motor neuron
receptor, sensory neuron, interneuron, motor neuron, effector
Which cranial nerve is the only one to leave the head and neck region of the body?
vagus
Which of the following is cranial nerve (CN) X?
vagus
Pulling away from a painful stimulus is an example of a(n) ________ reflex
withdrawal