Medsci 142 Quizzes With Complete Solutions
when you first started your rat dissection, the first serous membrane which you
cut with scissors was the:
a) parietal pleura
b) diaphragm
c) parietal peritoneum
d) visceral peritoneum
e) epidermis and dermis - ANSWER c) parietal peritoneum
a lesion encompassing the supra marginal and angular gyros region on the left
side of the brain results in a
a) sensory/fluent aphasia
b) spastic paralysis
c) visual field blindness
d) deficit in reading and writing
e) conduction aphasia - ANSWER d) deficit in reading and writing
the part of a spinal nerve that contains only efferent fibres is the:
a) dorsal root
b) ventral ramus
c) ventral root
d) plexus
e) dorsal ramus - ANSWER c) ventral root
the pyramidal tract has all of the following characteristics, EXCEPT:
a) passes down the spinal cord as the lateral cortiscospinal tract
b) is involved in the voluntary control of muscles on the opposite side of the body
c) arises from upper motor neurons in the precentral gyrus
d) where affected by a disease results in flaccid paralysis
e) contains mainly fast conducting myelinated fibres - ANSWER d) where
affected by a disease results in flaccid paralysis
an organ in the rat which manufactures proteins and then releases them both
into the gut and into the blood stream is the:
a) parotid gland
b) spleen
c) pancreas
d) adrenal gland
e) thymus gland - ANSWER c) pancreas
with respect to the digestive system of the rat, identify the correct statement:
,a) bile is stored and concentrated in the gall bladder and released in a pulsatile
fashion
b) as chyme leaves the stomach, it travels from the duodenum, to the ileum next,
then to the jejunum
c) the liver has exocrine and endocrine functions
d) in the large intestine, content approaching the rectum and semi fluid,
whereas contents leaving the caecum are formed into firm faeces
e) the region of the stomach responsible for food storage is opaque in
appearance, whereas the area of the stomach responsible for acid and enzyme
release is thin and translucent - ANSWER c) the liver has exocrine and
endocrine functions
the posterior (dorsal) root ganglion is:
a) an indentation on the dorsal side of the spinal cord
b) the tapered end of the spinal cord
c) where the cell bodies of sensory neurons are located
d) the roots of spinal nerves hanging inferiorly from the inferior end of the spinal
cord in the vertebral column
e) an extension of the Pia mater that anchors the spinal cord to the coccyx -
ANSWER c) where the cell bodies of sensory neurons are located
the primary motor area of the cerebral cortex is located in the:
a) temporal lobe
b) occipital lobe
c) precentral gyrus
d) insula
e) postcentral gyrus - ANSWER c) precentral gyrus
cell bodies of motor neurons to skeletal muscles are located in the:
a) posterior white column
b) anterior gray horns
c) central canal
d) anterior white columns
e) lateral gray horns - ANSWER b) anterior gray horns
the basal ganglia consists of all of the following structures, EXCEPT:
a) substantia nigra
b) putamen
c) globus pallidus
d) caudate nucleus
e) cerebellum - ANSWER e) cerebellum
which of the following is characteristic of a ventral root of the spinal cord?
a) it conducts sensory information from a specific region of the skin called
"dermatome"
b) it contains unmyelinated fibres conducting pain and temperature sensation
, c) it contains myelinated fibres conducting discriminatory sensation
d) it contains cell bodies of pseudounipolar neurons in a ganglion
e) it contains myelinated axons from the lower motor neurons - ANSWER e) it
contains myelinated axons from the lower motor neurons
structure which prevents you from chocking from the fruit burst lolly is called
the:
a) oesophagus
b) upper oesophageal sphincter
c) epiglottis
d) trachea
e) glottis - ANSWER c) epiglottis
an organ which manufactures proteins and then releases them both into the gut
and into the blood stream is the:
a) parotid gland
b) thymus gland
c) pancreas
d) adrenal gland
e) spleen - ANSWER c) pancreas
the temporal lobe of the brain contains:
a) wenicke's area
b) primary motor cortex
c) primary visual cortex
d) broca's area
e) primary somatosensory area - ANSWER a) wenicke's area
which of the following symptoms results from a lesion of the corticospinal tract
on the right side of the brainstem?
a) a flaccid paralysis on the right side of the body
b) a flaccid paralysis on the left side of the body
c) a spastic paralysis on the left side of the body
d) a spastic paralysis on the right side of the body
e) muscle rigidity on the right side of the body - ANSWER c) a spastic paralysis
on the left side of the body
precise location and identification of specific sensations occurs in the:
a) brain stem
b) thalamus
c) spinal cord
d) all of these options
e) cerebral cortex - ANSWER e) cerebral cortex
choose the correct statement that completes the following sentence. in a rat,
during swallowing, food:
when you first started your rat dissection, the first serous membrane which you
cut with scissors was the:
a) parietal pleura
b) diaphragm
c) parietal peritoneum
d) visceral peritoneum
e) epidermis and dermis - ANSWER c) parietal peritoneum
a lesion encompassing the supra marginal and angular gyros region on the left
side of the brain results in a
a) sensory/fluent aphasia
b) spastic paralysis
c) visual field blindness
d) deficit in reading and writing
e) conduction aphasia - ANSWER d) deficit in reading and writing
the part of a spinal nerve that contains only efferent fibres is the:
a) dorsal root
b) ventral ramus
c) ventral root
d) plexus
e) dorsal ramus - ANSWER c) ventral root
the pyramidal tract has all of the following characteristics, EXCEPT:
a) passes down the spinal cord as the lateral cortiscospinal tract
b) is involved in the voluntary control of muscles on the opposite side of the body
c) arises from upper motor neurons in the precentral gyrus
d) where affected by a disease results in flaccid paralysis
e) contains mainly fast conducting myelinated fibres - ANSWER d) where
affected by a disease results in flaccid paralysis
an organ in the rat which manufactures proteins and then releases them both
into the gut and into the blood stream is the:
a) parotid gland
b) spleen
c) pancreas
d) adrenal gland
e) thymus gland - ANSWER c) pancreas
with respect to the digestive system of the rat, identify the correct statement:
,a) bile is stored and concentrated in the gall bladder and released in a pulsatile
fashion
b) as chyme leaves the stomach, it travels from the duodenum, to the ileum next,
then to the jejunum
c) the liver has exocrine and endocrine functions
d) in the large intestine, content approaching the rectum and semi fluid,
whereas contents leaving the caecum are formed into firm faeces
e) the region of the stomach responsible for food storage is opaque in
appearance, whereas the area of the stomach responsible for acid and enzyme
release is thin and translucent - ANSWER c) the liver has exocrine and
endocrine functions
the posterior (dorsal) root ganglion is:
a) an indentation on the dorsal side of the spinal cord
b) the tapered end of the spinal cord
c) where the cell bodies of sensory neurons are located
d) the roots of spinal nerves hanging inferiorly from the inferior end of the spinal
cord in the vertebral column
e) an extension of the Pia mater that anchors the spinal cord to the coccyx -
ANSWER c) where the cell bodies of sensory neurons are located
the primary motor area of the cerebral cortex is located in the:
a) temporal lobe
b) occipital lobe
c) precentral gyrus
d) insula
e) postcentral gyrus - ANSWER c) precentral gyrus
cell bodies of motor neurons to skeletal muscles are located in the:
a) posterior white column
b) anterior gray horns
c) central canal
d) anterior white columns
e) lateral gray horns - ANSWER b) anterior gray horns
the basal ganglia consists of all of the following structures, EXCEPT:
a) substantia nigra
b) putamen
c) globus pallidus
d) caudate nucleus
e) cerebellum - ANSWER e) cerebellum
which of the following is characteristic of a ventral root of the spinal cord?
a) it conducts sensory information from a specific region of the skin called
"dermatome"
b) it contains unmyelinated fibres conducting pain and temperature sensation
, c) it contains myelinated fibres conducting discriminatory sensation
d) it contains cell bodies of pseudounipolar neurons in a ganglion
e) it contains myelinated axons from the lower motor neurons - ANSWER e) it
contains myelinated axons from the lower motor neurons
structure which prevents you from chocking from the fruit burst lolly is called
the:
a) oesophagus
b) upper oesophageal sphincter
c) epiglottis
d) trachea
e) glottis - ANSWER c) epiglottis
an organ which manufactures proteins and then releases them both into the gut
and into the blood stream is the:
a) parotid gland
b) thymus gland
c) pancreas
d) adrenal gland
e) spleen - ANSWER c) pancreas
the temporal lobe of the brain contains:
a) wenicke's area
b) primary motor cortex
c) primary visual cortex
d) broca's area
e) primary somatosensory area - ANSWER a) wenicke's area
which of the following symptoms results from a lesion of the corticospinal tract
on the right side of the brainstem?
a) a flaccid paralysis on the right side of the body
b) a flaccid paralysis on the left side of the body
c) a spastic paralysis on the left side of the body
d) a spastic paralysis on the right side of the body
e) muscle rigidity on the right side of the body - ANSWER c) a spastic paralysis
on the left side of the body
precise location and identification of specific sensations occurs in the:
a) brain stem
b) thalamus
c) spinal cord
d) all of these options
e) cerebral cortex - ANSWER e) cerebral cortex
choose the correct statement that completes the following sentence. in a rat,
during swallowing, food:
