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WorksheetsBio, Ch.4 (Anatomy of the Nervous System)
Total questions: 52
Worksheet time: 38mins
The CNS is composed of:
The brain
The brain & spinal cord
Spinal cord
Spinal cord & cranial nerves
The Peripheral Nervous System consists of:
The autonomic and sympathetic systems only
The somatic system only
The autonomic and parasympathetic systems only
The autonomic and somatic systems
Now focusing on the human brain, its most evolved area is the ______
The Allocortex
The brainstem
The Neocortex
The image is showing a _____ view of the brain
Dorsal
Ventral
Frontal
Medial
When using anatomical terms, the word 'inferior' refers to:
Something below
Something not as good
Something above
My lack of enthusiasm for this unit
The word 'ipsilateral' refers to something positioned:
On the opposite side
On the same side
On both sides
Not at the side
The adult human skull is composed of 8 bones, these being: (choose 2)
1 Frontal, 1 Ethmoid, 1 Sphenoid & 1 Occipital bones
1 Frontal, 1 Ethmoid & 2 Occipital bones
2 Temporal & 2 Parietal
1 Temporal, 1 Parietal & 2 Sphenoid
The brain and spinal cord are enclosed within 3 layers of meninges. These are:
Dura Mater
Arachnoid Mater
Dei Mater
Pia Mater
Which of these is the proper definition of a ganglion?
A layer of cell bodies near axons
A cluster of cell bodies usually outside the CNS
A cluster of cell bodies usually inside the CNS
A layer of cell bodies near dendrites
What is the function of an efferent neuron?
To carry information to the CNS
To react to stimuli
To connect information from the afferent neuron to the brain
To carry information to organs or muscles
Integration happens at the level of:
Sensory Organs
Brain & Spinal Cord
Motor Organs
Swelling of blood vessels in the meninges can cause which of the following?
Migraines
Viral infection
Lethargy
Stiff Neck
In the rare case of Rasmussen encephalitis, the only course of action (treatment) would be a:
Radical hemispherectomy
Frontal lobotomy
Radical histerectomy
Broad Spectrum Antibiotics
The cerebrum consists of 4 convoluted lobes. Which are they?
Frontal Lobe
Temporal Lobe
Posterior Lobe
Parietal Lobe
Occipital Lobe
The brain has 1) ventricles, which are filled with 2) .
5
4
CSF
Blodd
Both blood & CSF
What is the main function of CSF?
To keep the brain warm
To provide 'cushioning' & nutrients
To separate the internal brain's structures
(Link to Ch.3) Cerebrospinal fluid is secreted by the:
(a)
Country roads, take me home...
To the place I belong
West Virginia
Mountain Mama
Take me home, country roads
The 'mesencephalon' is a brain structure found in:
Vertebrate embryos
Mammalian embryos
Fully developed adult human brains
All of the above
The prosencephalon is also known as the
forebrain
midbrain
hindbrain
corpus callosum
Which 3 important structures are found in the hindbrain(Rhombencephalon)?
Cerebellum
Somatosensory Cortex
Pons
Tectum
Medulla
What is the brainstem responsible for?
Vital reflexes and arousal reflexes
Vital reflexes and homeostasis
Homeostasis and digestion
Homeostasis and cognitive functioning
What are pyramidal/lemniscus decussations?
Chocolate cake pls
The way the cerebral cortex is convoluted, creating more surface area for the connection of new neurons
The crossing of axons to the opposite side of the spinal cord such that the left side of the brain controls the right side of the body
A rare medical condition caused by studying too much biology
Cranial nerves III, IV and VI are all responsible for...?
Breathing and control of the face muscles
Control of Eye movements
Smell
Another slice of chocolate cake please
What does the reticular formation control?
Sleep
Awareness
Attention
Arousal
Coordination
What is the role of the cerebellum?
To maintain balance and coordination
Planning language and tracking lip movements for understanding speech
Control of movements and shifting attention between auditory & visual stimuli
To plan language
What is the function of the inferior & superior colliculi found in the midbrain?
To control motor function
To control breathing and heart rate
To process language
To process sensory stimuli
The midbrain tegmentum forms part of which of the following?
The reticular formation
The limbic system
The brainstem
The parasympathetic division
The posterior pituitary gland releases which hormone/s?
Oxytocin
Dopamin
ADH
ACTH
Resin
Select the answers which correctly describe the function of the 3 main structures found in the diencephalon.
1) Hypothalamus: maintains homeostasis
2) Thalamus: receives sensory information
3) Thalamus: maintains homeostasis
4) Pineal gland: controls circadian rhythms by secreting melatonin
5) Basal ganglia: receive sensory information
Which of the below plays a role in cognitive function and voluntary movement?
Neocortex
Allocortex
Basal Ganglia
Hippocampus
The limbic system has 4 main structures. This includes the:
Hippocampus & Amygdala
Hippocampus & Substantia Nigra
Amygdala & Substantia Nigra
Olfactory bulbs & Cingulate Cortex
Cingulate Cortex and Association cortex
What is the role of the hippocampus
Learning & Memory
Muscle tone and vascularity
Eye Movement and facial muscle control
Perception of visual and auditory stimuli
George Clooney has a net worth of how much?
Infinite chocolate cake
$500million
Doesn't matter I will smash
Which part of the cortex is involved in the following abilities?
-imagination
-language
-mathematical skills
-reasoning
-sensory perception
Allocortex
Neocortex
Occipital lobe
What is the homunculus man?
Me
A mythical creature from ancient Greek mythology who won a war against the Pegasi & centaurs
A statue which proportionally represents the amount of sensation we have in each body part
A species of humans during evolution, now extinct
Tick the true statements
The spinal cord is segmented
The spinal cord is one whole continuous structure
Dorsal roots carry information entering the CNS
Dorsal roots carry information exiting the CNS
What does white matter contain?
Cell Bodies
Dendrites
Unmyelinated axons
Myelinated axons
What is meant by 'propriospinal tracts'?
The additional neuronal pathways emerging horizontally from the spinal ord
The dorso-ventral horizontal connections of the spinal cord
The dorso-ventral vertical connections of the spinal cord to the brain & vice versa
The ventral descending tracts of neurons from the brain to the afferent neurons.
The knee-jerk reflex involves interneurons as do all spinal reflexes.
True
Chocolate Cake
False
A ventral root ganglion is:
It doesn't exist
Larger than the dorsal root ganglion
Smaller than the dorsal root ganglion
Not something I find particularly interesting
Tick those which are true. The Sympathetic Nervous System...
Increases heart rate and breathing
Constricts pupils
Dilates pupils
Decreases heart rate and breathing rate so that blood is directed towards internal organs
Directs blood away from intestines
Which is the neurotransmitter used by the Parasympathetic Nervous System?
Acetylcholine
Serotonin
Norepinephrine
Epinephrine
What is the function of the Enteric Nervous System?
To control the body's metabolic rate by encouraging microbiota to reproduce more
To improve digestion
To time removal of waster products
To control the gut by managing it's blood supply and visceral muscles
What connects the ENS to the ANS?
Cranial Nerve 1: Olfactory
Cranial Nerve 10
Cranial Nerve 9: Glassopharyngeal
Cranial Nerve 12: Accessory
Every breath you take
And every move you make
Every bond you break
Every step you take
I'll be watching you
What are the effects of brain stimulation?
Seizures
Increase in behaviour controlled by that area
Decrease in behaviour controlled by that area
Development of local neurons
What is the purpose of an EEG?
To record the natural electrical activity of the brain
To record artificial electronic activity induced on the brain for a clear picture
To isolate certain abnormal structures within the brain
To record natural magnetic fields of the brain
What does MEG mean?
My Enormous Gorilla
Magnetoencephalograph
Macroelectrograph
Mutual Electrical Gravity
PET scans record...
Levels of infatuation with pets
The brain's natural amount of radioactivity
Neuronal Plasticity
Radioactive emission by chemical introduced to the brain/body
Which of the following are symptoms of Kluver-Bucy Syndrome
Abnormal social functioning
Memory loss
Poor motor control
Colour-Blindness
Seizures
CAT scans are used to indentify:
Poor functioning of the brain
High IQ
Tumours
My love for felines
