How many lobes are there on the cerebrum
how much does the brain weigh
as much as a walnut
what percent of the brain is water
how many neurons inside the brain, of which how many are active?
1 billion, 15%
1 million, 10%
1 billion, 10%
1 million, 15%
What is the largest of the 3 main parts of the brain, what percentage
The cerebrum is responsible for ...?
Thinking, conscious thought, voluntary actions, learning, involuntary movement, personality
Thinking, conscious thought, voluntary actions, learning, remembering
Everything in the human body
What are the two hemispheres of the brain joined by?
What are the 3 main parts of the brain
Cerebrum, Frontal lobe, cerebllum
Cerebrum, cerebellum, brain stem
occipital lobe, brain stem, cerebrum
What is sulci and gyri?
Grove or furrow on the brain, Ridge or hill between two groves of the brain
Ridge or hill between two groves of the brain, Grove or furrow on the brain,
What are fissures used for?
Separating two hemispheres of the brain
Separating lobes of the cerebellum
What is the large split down the middle of the brain called?
Why does the brain have sulci and gyri?
Because the water makes it prune
So it can fit more mass inside the skull
That is the shape of the cerebellum
What is the frontal lobes function
problem solving, planning, voluntary movement and memory.
Sensory information, skin cells nuerons
Visual info, colour, perspective
Posture, balance, coordination
Are all cerebral cortex patterns the same?
What is the parietal lobes function?
Occipital Lobe's function?
Temporal Lobe's Function?
Hearing and memory
Sight and sensory
Colour and coordination
What is the Corpus Callosum's function
A bunch of nerve fibers connecting the left and right side of the brain
Joins the cerebellum to the cerebrum
What does the medulla oblonganta do?
Pituitary Gland's Function
Joins the hemispheres of the cerebellum to the brain stem and connects the cerebrum with the cerebellum
Connects two parts of some shit together
Spinal cord function?
Thick bundle of nerve fibers that runs from the base of the brain to the hip.
Runs through the longitudinal fissure
What does the thalamus do?
Every part of sensory info goes to the thalamus
Every part of sensory info coming from the outside goes to the thalamus.
Every part of sensory info coming from the outside, excluding smell, goes to the thalamus.
What does the Hypothalamus do
Monitors the brain
Releases hormones to maintain the body's state.
what does the hippocampus do?
Monitors internal systems
Compares current experiences to past ones, learining
Controls body temperature
What does the Amygdala do?
Controls emotions like fear
Controls emotions like fear and stores experiences in long term memory
What does the olfactory bulb do?
Sends signals from chemo receptors in the nose to the brain.
Sends sensory information
How do neurons transmit information?
How many differnt types of nerves are there?
What are these nerves?
Motor Neuron, Inter Neuron, sensory neuron
Motor Neuron, Reflex neuron, axon
What are the other names of the motor neuron, inter neuron and sensory neuron?
Multi polar, Bipolar, unipolar
Bipolar, north polar, college plar
What are dendrites?
Tree root type things from the cell body of neurons.
the long part
another name for cell body
what are myelin sheath and what do they do
Fatty substance around axon, speeds up electrical impulses
the part at the end of the axon, sends impulses to neighboring neurons
Protects the nucleus
what does the axon terminal do?
speeds up transmition
transmits to dendrites
what is the gap between dendrites called