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Which cells carry nutrients from food to the rest of the cells in the body?(1 point)
Responses

nerve cells
nerve cells

blood cells
blood cells

muscle cells
muscle cells

stomach cells
stomach cells
Question 2
How are blood cells and stomach cells similar?(1 point)
Responses

Both secrete enzymes.
Both secrete enzymes.

Both help with digestion.
Both help with digestion.

Both help maintain homeostasis.
Both help maintain homeostasis.

Both send signals in the body.
Both send signals in the body.
Question 3
Which option shows the correct order of organization within multicellular organisms (from least complex to most complex)?(1 point)
Responses

cell → tissue → organ → organ system → organism
cell → tissue → organ → organ system → organism

tissue → organ system → organ → organism → cell
tissue → organ system → organ → organism → cell

organ → organ system → cell → organism → tissue
organ → organ system → cell → organism → tissue

cell → organ → organ system → tissue → organism
cell → organ → organ system → tissue → organism
Question 4
Which statement is true?(1 point)
Responses

Bones are organ systems.
Bones are organ systems.

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 composed of a single layer.
Bones are composed of a single layer.
Question 5
What is systemic circulation?(1 point)
Responses

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 path of blood between the heart and lungs

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 between pharynx and trachea
the path of blood between pharynx and trachea
Question 6
Which organ in the excretory system helps get filter waste?(1 point)
Responses

ureter
ureter

urethra
urethra

bladder
bladder

kidney
kidney
Question 7
In which two organs is food broken down?(1 point)
Responses

esophagus and small intestine
esophagus and small intestine

small intestine and large intestine
small intestine and large intestine

esophagus and stomach
esophagus and stomach

mouth and stomach
mouth and stomach
Question 8
Which component of nerve cells contains the nucleus? (1 point)
Responses

axon
axon

cell body
cell body

neuron
neuron

dendrite
dendrite
Question 9
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 contract.
Her pupils grow because the muscles contract.

Her pupils grow because the muscles relax.
Her pupils grow because the muscles relax.

Her pupils shrink because the muscles contract.
Her pupils shrink because the muscles contract.

Her pupils shrink because the muscles relax.
Her pupils shrink because the muscles relax.
Question 10
The human body has four types of tissues. What part of the eye uses muscle tissue for opening and closing movements?(1 point)
Responses

Cornea
Cornea

Iris
Iris

Sclera
Sclera

Retina
Retina
Question 11
How do polar bears maintain homeostasis in freezing cold weather? (1 point)
Responses

Their metabolism slows down to preserve heat.
Their metabolism slows down to preserve heat.

They hibernate in warm areas in order to heat their bodies.
They hibernate in warm areas in order to heat their bodies.

Their thick fur retains heat.
Their thick fur retains heat.

Their metabolism speeds up to produce heat.
Their metabolism speeds up to produce heat.
Question 12
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.
A lizard is cold, and it moves to a sunny rock to warm up.
Question 13
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.
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3 answers

Here are the correct answers to your questions based on biological principles:

  1. Which cells carry nutrients from food to the rest of the cells in the body?

    • blood cells

  2. How are blood cells and stomach cells similar?

    • Both help maintain homeostasis.

  3. Which option shows the correct order of organization within multicellular organisms (from least complex to most complex)?

    • cell → tissue → organ → organ system → organism

  4. Which statement is true?

    • Bones provide shape to the body.

  5. What is systemic circulation?

    • the path of blood as it moves from the heart throughout the body and back to the heart

  6. Which organ in the excretory system helps filter waste?

    • kidney

  7. In which two organs is food broken down?

    • mouth and stomach

  8. Which component of nerve cells contains the nucleus?

    • cell body

  9. What happens to her pupils when she opens her eyes? Why?

    • Her pupils shrink because the muscles contract.

  10. What part of the eye uses muscle tissue for opening and closing movements?

    • Iris

  11. How do polar bears maintain homeostasis in freezing cold weather?

    • Their thick fur retains heat.

  12. Which example shows an organism that cannot reach homeostasis through internal changes?

    • A lizard is cold, and it moves to a sunny rock to warm up.

  13. How is homeostasis achieved?

    • Cells maintain internal stability.

  14. How are muscle cells and bone cells similar?

    • Both make it possible for you to respond to your environment by moving.

  15. What is the function of an organ system?

    • to work together to do a specific job

  16. Which is most complex?

    • organ system

  17. Which organ of the respiratory system is located inside the lungs?

    • bronchioles

  18. Which organ in the excretory system filters blood?

    • kidney

  19. What is the term for changes in the internal or external environment that cause a response?

    • stimuli

  20. How do signals from sensory neurons reach motor neurons?

    • Through interneurons in the brain and spinal cord that connect sensory neurons and motor neurons.

If you have any more questions or need further clarification, feel free to ask!

were all those answers correct ??!

Yes, the answers provided are correct based on the principles of biology and human anatomy. If you have specific concerns about any of the answers or need clarification on a topic, please let me know, and I can provide additional information!