Module 4 sample tests Flashcards
1.Interoceptors are found in
a. blood vessels
b. visceral organs
c. muscles
d. all of the above
e. none of the above
Ans: D
Difficulty: easy
Feedback: 15.1
1.Autonomic motor neurons regulate visceral activities by
a. increasing activities in effector tissue.
b. decreasing activities in effector tissue.
c. changing the direction of impulse conduction across synapses.
d. Both a and b
e. None of the above
Ans: D
Difficulty: easy
Feedback: 15.1
1.The output of the ANS does NOT control
a. Exocrine glands
b. Skeletal muscle
c. Cardiac muscle
d. Smooth muscle
e. Endocrine glands
Ans: B
Difficulty: easy
Feedback: 15.1
1.Which of the following descriptions of a preganglionic neuron is NOT correct?
a. Has axons that exit the CNS in a cranial or spinal nerve.
b. Has myelinated axons.
c. Forms the first part of an autonomic motor pathway.
d. Has its cell body in the brain or spinal cord.
e. Forms gap junctions with postganglionic neurons.
Ans: E
Difficulty: medium
Feedback: 15.2
1.A postganglionic neuron
a. releases neurotransmitter that binds to the effector cell.
b. is the first part of an autonomic motor pathway.
c. has its cell body in the brain or spinal cord.
d. has its axons exiting the CNS through cranial nerves.
Ans: A
Difficulty: medium
Feedback: 15.2
1.These neurons normally have the shortest axons.
a. Somatic motor neurons
b. Preganglionic parasympathetic neurons
c. Postganglionic sympathetic neurons
d. Preganglionic sympathetic neurons
e. Somatosensory neurons.
Ans: D
Difficulty: medium
Feedback: 15.2
1.Which of the following does NOT describe the sympathetic division of the ANS?
a. Ganglia primarily found in the head
b. Stimulates sweat glands
c. Synapses with smooth muscle in blood vessel walls
d. Short preganglionic neurons
e. Thoracolumbar output
Ans: A
Difficulty: medium
Feedback: 15.2
1.Which of the following does NOT describe the parasympathetic division of the ANS?
a. Long preganglionic neurons
b. Synapses with smooth muscle in blood vessels walls
c. Vagus nerve output
d. Ganglia found near visceral effectors
e. Sacral spinal cord output
Ans: B
Difficulty: medium
Feedback: 15.2
1.Which of the following terms is used to designate an effector that is innervated by both the paraympathetic and sympathetic divisions of the ANS?
a. Preganglionic stimulation
b. Biganglion excitation
c. Multi-autonomic output
d. Reciprocal innervation
e. Dual innervation
Ans: E
Difficulty: medium
Feedback: 15.2
1.Which of the following is not considered a part of the prevertebral ganglia?
a. Celiac ganglion
b. Terminal ganglion
c. Superior mesenteric ganglion
d. Inferior mesenteric ganglion
e. All are prevertebral ganglia
Ans: B
Difficulty: medium
Feedback: 15.2
**1.Which is not an example of terminal ganglia?
a. Ciliary ganglion
b. Pterygopalatine ganglion
c. Submandibular ganglion
d. Otic ganglion
e. All are parasympathetic terminal ganglion**
Ans: E
Difficulty: medium
Feedback: 15.2
1.This is the largest autonomic plexus.
a. Superior mesenteric plexus
b. Renal plexus
c. Cardiac plexus
d. Celiac plexus
e. Hypogastric plexus
Ans: D
Difficulty: medium
Feedback: 15.2
1.This plexus is located anterior to the fifth lumbar vertebra and supplies pelvic viscera.
a. Inferior mesenteric plexus
b. Renal plexus
c. Celiac plexus
d. Hypogastric plexus
e. Superior mesenteric plexus
Ans: D
Difficulty: medium
Feedback: 15.2
1.These are structures containing sympathetic preganglionic axons that connect the anterior ramus of the spinal nerve with the ganglia of the sympathetic trunk.
a. Lumbar splanchnic nerve
b. Greater splanchnic nerve
c. Inferior cervical ganglion
d. White rami communicantes
e. Gray rami communicantes
Ans: D
Difficulty: medium
Feedback: 15.2
1.These ganglia contain the cell bodies of the parasympathetic postganglionic neurons that serve the parotid salivary glands.
a. Ciliary ganglia
b. Pterygopalatine ganglia
c. Submandibular ganglia
d. Otic ganglia
e. None of the above
Ans: D
Difficulty: medium
Feedback: 15.2
1.Which of the following neurotransmitters bind to autonomic receptors?
a. Nicotine and adrenaline
b. Muscarine and acetylcholine
c. Norepinephrine and muscarine
d. Norepinephrine and acetycholine
e. Somatin and nicotine
Ans: D
Difficulty: easy
Feedback: 15.3
1.Acetylcholine is released by _____________postganglionic neurons and is removed______than norepinephrine.
a. Sympathetic and slower
b. Sympathetic and faster
c. Parasympathetic and slower
d. Parasympathetic and faster
Ans: D
Difficulty: medium
1.Which of the following are classified as cholinergic receptors?
a. Nicotinic and adrenergic receptors
b. Muscarinic and somatic receptors
c. Adrenergic and somatic receptors
d. Nicotinic and muscarinic receptors
e. Somatic and nicotinic
Ans: D
Difficulty: easy
Feedback: 15.3
1.Autonomic tone is regulated by the
a. medulla oblongata.
b. cerebellum.
c. cerebrum.
d. vermis.
e. hypothalamus.
Ans: E
Difficulty: medium
Feedback: 15.4
1.Which of the following responses is NOT caused by activation of the parasympathetic division of the ANS?
a. Decreased heart rate
b. Airway dilation
c. Decreased pupil diameter
d. Increased digestion
e. Increased urine production
Ans: B
Difficulty: easy
Feedback: 15.4
1.Which of the following does NOT contribute to the longer lasting and more widespread effects observed with sympathetic activation versus parasympathetic activation?
a. Acetylcholine is more rapidly removed from synapses.
b. Additional norepinephrine is released from the adrenal gland.
c. Greater divergence occurs in sympathetic motor pathways.
d. Blood flow to hypothalamus is decreased when sympathetic activation occurs.
Ans: D
Difficulty: easy
Feedback: 15.4
1.Which of the following responses is NOT caused by activation of the sympathetic division?
a. Increased heart rate
b. Airway constriction
c. Decreased blood flow to kidneys and gastrointestinal tract
d. Increased blood flow to skeletal and cardiac muscle, liver and fat
e. Increased blood glucose level
Ans: B
Difficulty: easy
Feedback: 15.4
1.A single sensory neuron can have how many modalities?
a. One
b. Dozens
c. Hundreds
d. Thousands
e. None
Ans: A
Difficulty: easy
Feedback: 16.1
1.Which of the following is not an event in the process of sensation?
a. Stimulation of sensory receptors
b. Transduction of the stimulus
c. Transmission of the synapse
d. Generation of impulses
e. Integration of sensory input.
Ans: C
Difficulty: easy
Feedback: 16.1
1.These are sensory receptors that are located in blood vessels and visceral organs and their signals are not usually consciously perceived.
a. Encapsulated nerve endings
b. Interoceptors
c. Chemoreceptors
d. Osmoreceptors
e. Separate cells
Ans: B
Difficulty: medium
Feedback: 16.1
1.This type of sensory receptor responds to stimuli resulting from physical or chemical damage to tissue.
a. Encapsulated nerve endings
b. Free nerve endings
c. Separate cells
d. Nociceptors
e. Chemoreceptors
Ans: D
Difficulty: medium
Feedback: 16.1
1.During this, the frequency of nerve impulses in the first-order neuron decreases during prolonged stimulus.
a. Fatigue
b. Adaptation
c. Perception
d. Modality
e. Transduction
Ans: B
Difficulty: easy
Feedback: 16.1
1.Which of the following is considered a receptor for fine touch?
a. Meissner corpuscles
b. Merkel disc
c. Pacinian corpuscle
d. Osmoreceptors
e. Photoreceptors
Ans: A
Difficulty: medium
Feedback: 16.2
1.Which of the following is considered a rapidly adapting receptor?
a. A. Meissner corpuscle
b. B. Merkel disc
c. C. Pacinian corpuscle
d. Both a and b
e. All of the above
Ans: A
Difficulty: medium
Feedback: 16.2
1.Where are cold receptors found?
a. Stratum Lucidum
b. Dermis
c. Stratum basale
d. Stratum Corneum
e. Hypodermis
Ans: C
Difficulty: medium
Feedback: 16.2
1.Visceral pain results from stimulating
a. Nocicpetors
b. Chemoreceptors
c. Exteroreceptors
d. Proprioceptors
e. None of the above
Ans: A
Difficulty: medium
Feedback: 16.2
1.Identify the incorrect statement.
a. Proprioceptive sensations allow us to estimate the weight of certain objects
b. Proprioceptive sensations are from slowly adapting receptors
c. Proprioceptive sensations have receptors embedded in muscles and tendons
d. Proprioceptive sensations allow us to determine position of body structures
e. Proprioceptive sensations promote activity of the gustatory region of the brain
Ans: E
Difficulty: medium
Feedback: 16.2
1.The main function of muscle spindles are
a. To determine tension of the tendon
b. To pick up referred pain
c. To perceive cutaneous sensations
d. To measure muscle length
e. To pick up muscle fatigue
Ans: D
Difficulty: medium
Feedback: 16.2
1.These are found in the articular capsules of synovial joints.
a. Tendon organs
b. Gamma motor neurons
c. Muscle spindles
d. Kinesthetic receptors
e. Tactile receptors
Ans: D
Difficulty: medium
Feedback: 16.2
1.The postcentral gyri of the parietal lobes of the cerebral cortex
a. Are considered the primary gustatory area
b. Receives body sensory information
c. Controls voluntary body movements
d. Receives visual information
e. Provides the ability to move the eyeballs
Ans: B
Difficulty: medium
Feedback: 16.3
1.This conducts impulses from the somatic receptors into the brain stem or spinal cord.
a. A. First order neuron
b. B. Second order neuron
c. C. Third order neuron
d. Both a and b
e. None of the above
Ans: A
Difficulty: easy
Feedback: 16.3
1.This conducts impulses from the brain stem and spinal cord to the thalamus.
a. A. First order neuron
b. B. Second order neuron
c. C. Third order neuron
d. Both a and b
e. None of the above
Ans: B
Difficulty: easy
Feedback: 16.3
1.This conducts impulses from the thalamus to the primary somatosensory area of the cortex on the same side.
a. First order neuron
b. Second order neuron
c. Third order neuron
d. Post ganglionic neurons
e. None of the above
Ans: C
Difficulty: medium
Feedback: 16.3
Proprioception means awareness of
a. Visual acuity
b. Crude perception of temperature
c. Color vision
d. Position
e. Blood gasses
Ans: D
Difficulty: easy
Feedback: 16.16.2
Lower motor cell bodies have their cell bodies in the _________________ and their axons in the ____________________.
a. ganglia, brain
b. spine, brain
c. brain, head
d. brain, spine
e. spine, ganglia
Ans: C
Difficulty: medium
Feedback: 16.4