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WorksheetsQUIZ (Unit 2, L4 & L5): Organization & Controlling Body Systems
Total questions: 26
Worksheet time: 39mins
Which of these is true of the nervous system?
The nervous system is entirely made up of epithelial tissue.
The nervous system collects information from the external environment only.
The nervous system takes a long time to respond to an environmental stimulus.
The nervous system sends instructions to the body about how to respond to stimuli.
The spinal cord is an organ that
transmits information in one direction, away from the brain.
regulates your body’s reaction to outside stimulus.
processes all information from internal and external environments.
transfers information between the brain and other parts of the body.
Which of these is true of the brain?
The brain consists of almost 500 neurons.
The brain is the control center for the upper half of the body.
The brain processes information from internal and external environments.
all of the above
Which of these is NOT one of the three parts of a neuron?
cell body
Dendrite
Axon
Phalange
What is most likely to happen directly after sensory nerves in your skin detect that you are cold?
The brain interprets the information.
The brain will send a message to your muscles.
The information is sent through the spinal cord on the way to the brain.
The spinal cord alerts the rest of the body that you are cold.
Which of these is an involuntary response to a stimulus?
jumping when a dog barks
hearing a song that you do not recognize
feeling an ocean breeze on your face
tasting a candy bar that you like
Which of these is a voluntary response to a stimulus?
your heart beating faster when you get scared
waving back to a neighbor who tells you good morning
pulling your hand back after suddenly touching a hot surface
breathing harder after running a few kilometers
Which of these is a true of a reflex processed by the spinal cord?
Spinal cord reflexes are voluntary responses.
Spinal cord reflexes do not require the brain for a response.
Spinal cord reflexes occur slowly as information becomes available.
Spinal cord reflexes do not have a predictable cause-and-effect pattern.
Sense receptors are found
in epithelial tissue only.
in the brain and spinal cord.
outside the heart, liver, lungs, and kidneys.
in and around almost every organ in the body.
Which of these is NOT an example of an action performed using mechanical receptors?
tasting the chicken in a soup with your taste buds
feeling the weight of your backpack on your shoulders
Recognizing you’ve had enough to eat because your stomach expands
detecting sound through the movement of tiny hairs in your ear
Chemical receptors send information to the brain about
light bouncing off of objects.
taste and smell.
The fullness of your stomach.
bacteria and infections.
What are the two kinds of light receptors in the human eye?
gibbous and crescent
straight and diagonal
axial and diaxial
rods and cones
Which of these is an example of short-term memory?
remembering the name of your first grade teacher
remembering where you kicked off your shoes
remembering where you store your favorite keepsake
remembering how long it takes to get to school
Which of these is true of how humans learn things?
Humans need to constantly relearn the same thing to remember it.
How humans learn things never changes over time.
Learning is a behavior that lasts a lifetime.
younger people take longer time to learn things than older people.
How do thoughts and emotions occur?
Thoughts and emotions occur as the result of an active lifestyle.
Thoughts and emotions occur due to involuntary responses in the spinal cord.
Thoughts and emotions occur only when the brain processes voluntary responses.
Thoughts and emotions occur as a result of the way a stimulus makes you feel.
Which part of the brain is active in forming new memories?
amygdala
hippocampus
medulla
thalamus
Which of these is true about how injuries affect the brain?
An injury in a particular region of the brain may result in damage to other organs.
An injury in a particular region of the brain may result in the gradual loss of all brain functions.
An injury in a particular region of the brain may result in the loss of a specific function.
An injury anywhere in the brain results in the immediate loss of all functions.
Which device do scientists use to study brain regions in non-injured brains?
electrocardiograms
electron microscopes
functional magnetic resonance imaging
x-rays
How did scientists discover that certain regions of the brain process different signals?
Scientists used imaging technology to discover brain function.
Scientists studied people with injuries to study specific parts of their brain.
Scientists created a visual test that volunteers took in order to discover brain function.
Scientists developed a way to link heart beats to different types of brain activity.
Which of these is an activity that is most likely regulated by two regions of the brain?
Laying in the sun
playing video games
dreamlessly sleeping
feeling a breeze on your face
Why do tissues that are a part of the same body system look different?
The tissues start to look different depending on age.
The tissues look different because they perform different tasks.
The tissues look different because they are always made of different tissues.
The tissues look different because they are also part of different body systems.
Magnification refers to the
way a microscope apparently shrinks an object under its lens.
rules a scientist follows when testing an organism under a microscope.
enlarged appearance of an object when viewed through a microscope.
gears on a microscope that adjust the appearance of the object under the lens.
Which of these is true of a cell?
A cell generally is colorless.
A cell is the smallest unit of life.
A cell has a distinct shape and function.
all of the above
Which of these is NOT true of tissue?
Tissue can only form in internal organs.
Together, the cells of a tissue form a particular structure.
A tissue is a group of similar cells in an organism.
The cells in a tissue work together to perform a particular function.
______ are the smallest level of organization in the human body considered to be living.
cells
organs
systems
tissues
Which of these is an organ?
A white blood cell
a blood vessel
a single bone
spongy bone tissue
