Brainstem and Diencephalon
These are all parts of the brainstem except:
a. medulla oblongata
b. midbrain
c. pons
d. thalamus
d. thalamus
The numerous folds found on the surface of each cerebral hemisphere are called this:
a. sulci
b. gyri
c. folia
d. fissure
b. gyri
Cerebrospinal fluid circulates through this:
a. subarachnoid space
b. subdural space
c. epidural space
d. ventricles
e. all of these
f. a and d only
f. a and d only
A cranial nerve may have these functions except:
a. sensory
b. somatic motor
c. parasympathetic
d. sympathetic
d. sympathetic
Which of the following happens during a parasympathetic response:
a. Dilating pupils
b. Stimulation of digestion
c. Relaxation of the bladder
d. Acceleration of the heart
e. Dilation of bronchi
b. Stimulation of digestion
These structures make up the diencephalon:
a. basal ganglia, insula, brain stem
b. thalamus, hypothalamus, pineal gland
c. primary sensory cortices, brainstem
d. corpus callosum, insula
e. hippocampus, amygdala
b. thalamus, hypothalamus, pineal gland
This structure is located deep in the temporal lobe and is responsible for memory creation:
a. basal ganglia
b. arbor vitae
c. amygdala
d. hippocampus
d. hippocampus
This space is located in the center of the diencephalon between the two halves of the thalamus:
a. lateral ventricles
b. third ventricle
c. cerebral aqueduct
d. fourth ventricle
b. third ventricle
The following cranial nerves are all sensory except:
a. olfactory
b. optic
c. oculomotor
d. vestibulocochlear
c. oculomotor
What is true of all preganglionic neurons?
a. They are unmyelinated
b. They secrete acetylcholine
c. They synapse with an effector
d. They are adrenergic
b. They secrete acetylcholine
This part of the brain acts as a bridge for nerve signals travelling to and from cerebellum
a. hypothalamus
b. hippocampus
c. midbrain
d. pons
e. medulla oblongata
d. pons
Which lobe of the brain is responsible for processing information from the general senses?
a. frontal lobe
b. temporal lobe
c. parietal lobe
d. occipital lobe
c. parietal lobe
Cerebrospinal fluid passes into the blood by way of this:
a. arachnoid villi
b. cerebral aqueduct
c. lateral ventricles
d. choroid plexus
e. brachial plexus
a. arachnoid villi
Parts of this cranial nerve must be anesthetized for dental work:
a. III (Oculomotor)
b. IV (Trochlear)
c. V (Trigeminal)
d. VI (Abducens)
e. VII (Facial)
c. V (Trigeminal)
The sympathetic preganglionic neurons:
a. originate in the 12 thoracic and first part of the lumbar segments of spinal cord
b. tend to be very long
c. synapse directly with target organs
d. only direct activity to the visceral organs in the abdominal cavity
a. originate in the 12 thoracic and first part of the lumbar segments of spinal cord
This best describes the function of the hypothalamus:
a. regulates autonomic nervous system functions
b. regulates the release of hormones from the pituitary
c. regulates body temperature
d. regulates food intake (hunger) and water intake (thirst)
e. all of the above
e. all of the above
These are all major functions of the cerebellum except:
a. posture
b. fine motor coordination
c. learning complex movements
d. regulating the extent of intentional movement
e. mood modification
e. mood modification
The flow of CSF begins at the ____ and ends at the ____.
a. lateral ventricles, superior sagittal sinus
b. cerebral aqueduct, lateral apertures
c. lateral aperture, 4th ventricle
d. interventricular foramina, arachnoid villus
a. lateral ventricles, superior sagittal sinus
If you feel pain in your stomach, action potentials are traveling to your brain through this cranial nerve:
a. V (Trigeminal)
b. VII (Facial)
c. IX (Glossopharyngeal)
d. X (Vagus)
e. XI (Accessory)
d. X (Vagus)
What is NOT true of nicotine in the ANS:
a. It is an acetylcholine analog
b. It increases blood pressure
c. it causes the release of adrenaline and noradrenaline
d. it binds to muscarinic receptors
e. it causes release of dopamine and could lead to addiction
d. it binds to muscarinic receptors
This structure processes involuntary body functions like breathing, heartbeat and blood pressure:
a. pons
b. midbrain
c. medulla oblongata
d. pineal gland
e. thalamus
c. medulla oblongata
This is referred to as the primary visual center of the brain:
a. frontal lobe
b. temporal lobe
c. occipital lobe
d. parietal lobe
e. insula
c. occipital lobe
The blood brain barrier is least permeable to:
a. carbon dioxide and alcohol
b. potassium and sodium
c. glucose
d. water and oxygen
b. potassium and sodium
A lesion of the glossopharyngeal nerve will result in this:
a. facial paralysis
b. hoarseness
c. difficulty swallowing
d. loss of taste
e. c and d
f. b and c
e. c and d
How does a beta-blocker slow the heart?
a. it is an agonist of ACh receptors
b. it is an antagonist of ACh receptors
c. it is an agonist of NE receptors
d. it is an antagonist of NE receptors
d. it is an antagonist of NE receptors