The Peripheral Nervous System Quiz

Smooth muscle and glands are regulated by: A) autonomic reflexes B) somatic reflexes

A) autonomic reflexes

Cranial nerves I and II are A) sensory B) motor C) mixed

A) sensory

Which of these neurotransmitters uses an adrenergic receptor? A) Acetylcholine B) Norepinephrine C) Both of these use an adrenergic receptor

B) Norepinephrine

Facial sensation is carried on cranial nerve: A) IV B) V C) VI D) VII E) VIII

B) V

The parasympathetic ganglion is always located A) near the spinal chord B) near the organ being innervated C) in the spinal chord D) in the brain

B) near the organ being innervated

Which of these would be found in the peripheral nervous system? A) nerves and tracts B) nerves and ganglia C) ganglia and tracts D) nuclei and tracts E) Nerves and nuclei

B) nerves and ganglia

Spinal nerves L4-S5 make up the A) cervical plexus B) sacral plexus C) intercostal nerves D) lumbar plexus E) brachial plexus

B) sacral plexus

The sciatic nerve is part of the A) cervical plexus B) sacral plexus C) intercostal nerves D) lumbar plexus E) brachial plexus

B) sacral plexus

Motor information to the knee utilizes the A) ventral root and the dorsal ramus B) ventral root and the ventral ramus C) dorsal root and the dorsal ramus D) dorsal root and the ventral ramus

B) the ventral root and the ventral ramus

Which of these encases a nerve? A) endoneurium B) perineurium C) epineurium

C) epineurium

Motor neurons of the sympathetic system may exit the spinal chord as A) cranial nerves B) spinal spinal nerves in the cervical and lumbar lumbar regions C) spinal nerves in the thoracic and lumbar regions D) spinal nerves in the lumbar and sacral regions E) cranial nerves and as spinal nerves in the sacral regions

C) spinal nerves in the thoracic and lumbar regions

Which cranial nerve would slow heart rate and increase actions associated with digestion A) the trigeminal B) the trochlear C) the glossopharyngeal D) the vagus E) the accessory

D) the vagus

Preganglionic and postganglionic neurons would be found as part of the motor portions of the A) sympathetic nervous system B) parasympathetic nervous system C) somatic nervous system D) two of the above E) all of the above

D) two of the above

The posterior arm and posterior forearm are innervated by the A) axillary nerve B) musculocutaneous nerve C) median nerve D) ulnar nerve E) radial nerve

E) radial nerve

Which of these are matched correctly? A) cervical plexus & musculocutaneous nerve B) sacral plexus & obturator nerve C) lumbar plexus & femoral nerve D) Brachial plexus & axillary nerve E) two of these are matched correctly

E. Two of these are matched correctly (C&D)