Which cells carry nutrients from food to the rest of the cells in the body?(1 point)
Responses
nerve cells
nerve cells
stomach cells
stomach cells
blood cells
blood cells
muscle cells
muscle cells
I'm tired and got no time to do this
The correct answer is blood cells.
Ok thx
How are blood cells and stomach cells similar?(1 point)
Responses
Both secrete enzymes.
Both secrete enzymes.
Both help maintain homeostasis.
Both help maintain homeostasis.
Both help with digestion.
Both help with digestion.
Both send signals in the body
The correct answer is Both help with digestion.
Which option shows the correct order of organization within multicellular organisms (from least complex to most complex)?(1 point)
Responses
tissue → organ system → organ → organism → cell
tissue → organ system → organ → organism → cell
cell → organ → organ system → tissue → organism
cell → organ → organ system → tissue → organism
organ → organ system → cell → organism → tissue
organ → organ system → cell → organism → tissue
cell → tissue → organ → organ system → organism
The correct answer is cell → tissue → organ → organ system → organism.
Which statement is true?(1 point)
Responses
Bones are composed of a single layer.
Bones are composed of a single layer.
Bones provide shape to the body.
Bones provide shape to the body.
Bones help the heart pump blood.
Bones help the heart pump blood.
Bones are organ systems.
The correct answer is Bones provide shape to the body.
What is systemic circulation?(1 point)
Responses
the path of blood between pharynx and trachea
the path of blood between pharynx and trachea
the path of blood as it moves from the head throughout the body and back to the head
the path of blood as it moves from the head throughout the body and back to the head
the path of blood as it moves from the heart throughout the body and back to the heart
the path of blood as it moves from the heart throughout the body and back to the heart
the path of blood between the heart and lungs
The correct answer is the path of blood as it moves from the heart throughout the body and back to the heart.
Which organ in the excretory system has a function similar to that of the esophagus in the digestive system?(1 point)
Responses
kidney
kidney
bladder
bladder
ureter
ureter
urethra
The correct answer is ureter.
In which two organs is food broken down?(1 point)
Responses
esophagus and stomach
esophagus and stomach
mouth and stomach
mouth and stomach
esophagus and small intestine
esophagus and small intestine
small intestine and large intestine
The correct answer is mouth and stomach.
When you get home, you smell cookies baking. You respond by walking toward the kitchen. Many signals move through your nervous system in this process. Which component is involved first? (1 point)
Responses
dendrites in your motor neurons
dendrites in your motor neurons
dendrites in your sensory neurons
dendrites in your sensory neurons
axons in your motor neurons
axons in your motor neurons
axons in your sensory neurons
The correct answer is dendrites in your sensory neurons.
Which component of nerve cells contains the nucleus? (1 point)
Responses
cell body
cell body
dendrite
dendrite
neuron
neuron
axon
axon
Skip to navigation
Highlight
The correct answer is cell body.
Which of the following observations could you make based on stimuli to your thermoreceptors?(1 point)
Responses
The ice cream is heavy.
The ice cream is heavy.
The ice cream is white.
The ice cream is white.
The ice cream is cold.
The ice cream is cold.
The ice cream is sweet.
The correct answer is The ice cream is cold.
A girl has her eyes shut and is standing inside a brightly lit room. What happens to her pupils when she opens her eyes? Why?(1 point)
Responses
Her pupils grow because the muscles relax.
Her pupils grow because the muscles relax.
Her pupils grow because the muscles contract.
Her pupils grow because the muscles contract.
Her pupils shrink because the muscles relax.
Her pupils shrink because the muscles relax.
Her pupils shrink because the muscles contract.
The correct answer is Her pupils shrink because the muscles contract.
The human body has four types of tissues. What part of the eye uses muscle tissue for opening and closing movements?(1 point)
Responses
Sclera
Sclera
Iris
Iris
Cornea
Cornea
Retina
Retina
Skip to navigation
Highlight
The correct answer is Iris.
How do polar bears maintain homeostasis in freezing cold weather? (1 point)
Responses
Their thick fur retains heat.
Their thick fur retains heat.
Their metabolism slows down to preserve heat.
Their metabolism slows down to preserve heat.
Their metabolism speeds up to produce heat.
Their metabolism speeds up to produce heat.
Their thick skin insulates the internal organs against the cold
The correct answer is Their thick fur retains heat.
Which example shows an organism that cannot reach homeostasis through internal changes? (1 point)
Responses
Circulation decreases in a bird when it becomes too warm.
Circulation decreases in a bird when it becomes too warm.
A person gets a fever in response to a flu infection.
A person gets a fever in response to a flu infection.
A dog shivers when it is too cold.
A dog shivers when it is too cold.
A lizard is cold, and it moves to a sunny rock to warm up.
The correct answer is A lizard is cold, and it moves to a sunny rock to warm up.
Multiple Choice
What do you do about cyberbullying if the first adult you tell doesn’t take you seriously?
(1 point)
Responses
Ignore it.
Ignore it.
Tell the adult over and over again.
Tell the adult over and over again.
Tell the bully that you will tell his or her parents.
Tell the bully that you will tell his or her parents.
Tell another trusted adult.
Tell another trusted adult.
Skip to navigation
The correct answer is Tell another trusted adult.
Who is an upstander?
(1 point)
Responses
the person doing the bullying
the person doing the bullying
the person being bullied
the person being bullied
the person watching the bullying
the person watching the bullying
the person who tries to stop the bullying
the person who tries to stop the bullying
The correct answer is the person who tries to stop the bullying.
Which of the following is a place where cyberbullying doesn’t occur?
(1 point)
Responses
chat messages
chat messages
online groups
online groups
on the football field
on the football field
cyberspace
cyberspace
Skip to navigation
The correct answer is on the football field.
Thank you for ur help byyeee
You're welcome! If you have any more questions in the future, feel free to ask. Goodbye and take care!
How is homeostasis achieved?(1 point)
Responses
Cells maintain internal stability.
Cells maintain internal stability.
Cells secrete stomach enzymes.
Cells secrete stomach enzymes.
Cells control involuntary movements.
Cells control involuntary movements.
Cells control voluntary movements.
Cells control voluntary movements.
Question 14
How are muscle cells and bone cells similar?(1 point)
Responses
Both gather information from inside and outside the body.
Both gather information from inside and outside the body.
Both make it possible for you to respond to your environment by moving.
Both make it possible for you to respond to your environment by moving.
Both control involuntary movements such as the beating of your heart.
Both control involuntary movements such as the beating of your heart.
Both release sweat when the temperature gets too warm.
Both release sweat when the temperature gets too warm.
Question 15
What is the function of an organ system? (1 point)
Responses
to be a basic unit of organization with bodies
to be a basic unit of organization with bodies
to work together to do a specific job
to work together to do a specific job
to control movement in internal organs
to control movement in internal organs
to organize a group of similar cells
to organize a group of similar cells
Question 16
Which is most complex?(1 point)
Responses
cells
cells
organ system
organ system
organs
organs
tissues
tissues
Question 17
Which organ of the respiratory system is located inside the lungs?(1 point)
Responses
bronchioles
bronchioles
nasopharynx
nasopharynx
trachea
trachea
larynx
larynx
Question 18
Which organ in the excretory system filters blood?(1 point)
Responses
kidney
kidney
bladder
bladder
ureter
ureter
urethra
urethra
Question 19
What is the term for changes in the internal or external environment that cause a response?(1 point)
Responses
signals
signals
messages
messages
nerves
nerves
stimuli
stimuli
Question 20
How do signals from sensory neurons reach motor neurons?(1 point)
Responses
Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons.
Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons.
Signals from sensory neurons do not get sent to motor neurons.
Signals from sensory neurons do not get sent to motor neurons.
Motor neurons signal for the body to move the signal toward them.
Motor neurons signal for the body to move the signal toward them.
Signals move from dendrite to dendrite towards motor neurons.
Signals move from dendrite to dendrite towards motor neurons.
Skip to navigation
The correct answers are as follows:
Question 13: Cells maintain internal stability.
Question 14: Both make it possible for you to respond to your environment by moving.
Question 15: To work together to do a specific job.
Question 16: Organ system.
Question 17: Bronchioles.
Question 18: Kidney.
Question 19: Stimuli.
Question 20: Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons.
Which example shows an organism that cannot reach homeostasis through internal changes? (1 point)
Responses
A dog shivers when it is too cold.
A dog shivers when it is too cold.
Circulation decreases in a bird when it becomes too warm.
Circulation decreases in a bird when it becomes too warm.
A person gets a fever in response to a flu infection.
A person gets a fever in response to a flu infection.
A lizard is cold, and it moves to a sunny rock to warm up.