Introduction: The Human Brain Quiz

What is the weight of the human brain?

• 1.4 kilograms

• 1.8 kilograms

• 2.0 kilograms

• 1.0 kilograms

How many nerve cells, or neurons, does the human brain contain?

• One trillion

• One hundred billion

• One billion

• One hundred million

What are the tiny structures called that neurons use to make contact with thousands of other neurons?

• Synapses

• Glial cells

• Dendrites

• Axons

What is the process called when new brain cells are born throughout our lives?

• Neuroplasticity

• Synaptogenesis

• Neurogenesis

• Neurotransmission

Which type of cell outnumbers neurons ten times over in the brain?

• Epithelial cells

• Stem cells

• Spindle cells

• Glial cells

Which neurotransmitter is linked to Parkinson’s disease due to its loss in the basal ganglia?

• Acetylcholine

• Dopamine

• Glutamate

• Serotonin

What is the function of the cerebellum?

• Regulates bodily functions

• Stores patterns of movement

• Controls emotions

• Processes visual information

Which brain region is responsible for forming new memories?

• Hypothalamus

• Hippocampus

• Thalamus

• Amygdala

What is the primary function of the frontal and prefrontal lobes?

• Sound and speech comprehension

• Movement and orientation

• Vision

• Complex thought and decision making

What is the term for the deep clefts on the surface of the cerebrum?

• Lobes

• Cortex

• Gyri

• Sulci