Question 1
Question
A tumour in the temporal lobe may give rise to:
Answer
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Flashes of light
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Prolonged yawning
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Olfactory hallucinations
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Visual hallucinations
Question 2
Question
According to the trichromatic theory of colour vision, ___.
Answer
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There are only three colours of light in the world
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Rods are important for perception of light colours
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There are only three rods and three cones in each eye
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Our perception of colour depends on the relative activity of three types of cones
Question 3
Question
Which of the following best characterises how axons arrive at the correct target cells?
Answer
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They follow electrical gradients
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They follow chemical gradients from the target cell
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Axons send out chemicals to the target cells
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Target cells send out branches for the axons to follow
Question 4
Question
Children with strabismus often fail to develop:
Answer
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Perception of movement
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Any kind of depth perception
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Stereoscopic depth perception
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The ability to recognise faces
Question 5
Question
Damage to which hindbrain structure would be most life-threatening?
Answer
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Occipital cortex
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Medulla
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Corpus callosum
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Cerebellum
Question 6
Question
Diaschisis refers to the:
Answer
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Increased activity in the cerebral cortex after damage to any part of the brain
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Decreased activity of surviving neurons after other neurons are damaged
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Increase in activity of neurons surrounding a damaged area
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Increased activity in the hypothalamus after damage to any part of the brain
Question 7
Question
If some of the axons innervating a given cell are destroyed, what compensatory process takes place in the REMAINING presynaptic cells?
Question 8
Question
If you wanted to see a faint star at night, you should:
Question 9
Question
In comparison to the cones, rods ___.
Answer
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Are more common toward the centre of the retina
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Reach their peak firing levels slowly
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Are more sensitive to detail
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Are more sensitive to dim light
Question 10
Question
In humans, the optic nerves from the two eyes follow what pathway?
Answer
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Half of the axons from each eye cross to the other side at the optic chiasm
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They go directly to the contralateral hemisphere, without contacting each other
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They go directly to the ipsilateral hemisphere, without contacting each other
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They combine to send identical information to each hemisphere
Question 11
Question
In what order does visual information pass through the retina?
Answer
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Receptor cells, bipolar cells, ganglion cells
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Bipolar cells, receptor cells, ganglion cells
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Ganglion cells, bipolar cells, receptor cells
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Receptor cells, ganglion cells, bipolar cells
Question 12
Question
Ischemia is to ____ as haemorrhage is to ____.
Question 13
Question
Parvocellular neurons most likely receive input from:
Question 14
Question
Secretions from which glad will also affect the secretion of hormones from the thyroid gland, adrenal gland, and ovaries or testes?
Answer
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Pituitary gland
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Pancreas
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Thymus gland
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Pineal gland
Question 15
Question
Which part of the cerebral cortex is most important for the sense of touch?
Answer
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Frontal lobe
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Parietal lobe
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Temporal lobe
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Occipital lobe
Question 16
Question
Soon after cells have differentiated as neurons or glia, they __.
Answer
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Proliferate
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Migrate
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Myelinate
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Release excess glutamate
Question 17
Question
Rods are to __ as cones are to __.
Question 18
Question
Sympathetic ganglia:
Answer
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Act more independently than do parasympathetic ganglia
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Are closely linked and often act as a single system
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Are located inside the spinal cord
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Have short postganglionic fibres extending to internal organs
Question 19
Question
The cell bodies of sensory neurons that are in clusters of neurons outside the spinal cord are called ___.
Answer
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Dorsal root ganglia
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Ventral root ganglia
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Sensory nuclei
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Sensory clusters
Question 20
Question
As axons from the spinal cord enter the skull, which structure do they enter?
Answer
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midbrain
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hindbrain
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cerebellum
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forebrain
Question 21
Question
The function of neurotrophins is to ___.
Question 22
Question
The visual path in the parietal cortex is referred to as the:
Answer
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Ventral stream
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Parvocellular pathway
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Dorsal stream
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Magnocellular pathway
Question 23
Question
Together, the somatic nervous system and the autonomic nervous system make up the ___ nervous system.
Answer
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Central
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Peripheral
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Sympathetic
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Dorsal
Question 24
Question
Superior colliculus is to __ as inferior colliculus is to __.
Answer
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hearing; vision
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vision; hearing
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taste; smell
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vision; touch
Question 25
Question
What do the corpus callosum and anterior commissure have in common?
Question 26
Question
An electroencephalograph measures:
Answer
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the average activity of the cells in a given region of the brain
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the electrical resistance of hair
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the rate of glucose uptake in active regions of the brain
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action potentials in an individual neuron
Question 27
Question
Which of the following brain imaging techniques does NOT provide a functional measure of brain activity?
Question 28
Question
The precentral gyrus is essential for the __.
Answer
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regulation of emotions
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control of fine movements
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attention to hunger and thirst
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coordination between vision and hearing
Question 29
Question
Which statement best characterises the fovea?
Answer
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It has more rods than cones
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It has the greatest perception of detail
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It falls in the shadow cast by the pupil
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It surrounds the point of exit in the optic nerve
Question 30
Question
___ cells proliferate after a stroke.
Answer
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Ischemia
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Penumbra
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Cancer
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Microglia