Biology Quiz

What does the brain do with the signals it receives from the senses?

• Ignores all signals

• Filters out and stores information

• Transmits them unchanged

• Eliminates all connections

How is memory created according to the diagram?

• By auditory stimuli

• By visual stimuli

• By physical exercise

• By reading books

What is the "conduit" through which all nerves in the body are connected to the brain?

• Spinal Cord

• Brain Stem

• Cerebellum

• Hippocampus

What is the brain described as in the text?

• A complex network

• A simple organ

• A massive storage system

• A small component

How many neurons is the human brain made up of, according to the image?

• Over 1 million neurons

• Over 1 billion neurons

• Over 100 billion neurons

• Over 10 billion neurons

What type of memory is created by auditory stimuli?

• Iconic memory

• Echoic memory

• Haptic memory

• Sensory memory

What happens to information that is not transferred to the brain?

• It is stored temporarily

• It is forgotten

• It is processed later

• It is transferred to other organs

Which part of the body is described as the "conduit" through which all nerves in the body are connected to the brain?

• Spinal Cord

• Brain Stem

• Cerebellum

• Prefrontal Cortex

Blood vessels carry nutrients and oxygen to the muscle cells that need them. Blood vessels take away CO2 and waste from muscle cells. Which two systems are working together?

• respiratory and muscular

• circulatroy and muscular

• circulatory and excretory

• digestive and muscluar

The brain tells the stomach, intestines and liver when to be active and when to rest. Messages to and from the brain decide when it is time to process food. What two systems are working together?

• Nervous and excretory

• Digestive and muscular

• Nervous and Digestive

• Digestive and circulatory