Which cells carry nutrients from food to the rest of the cells in the body
muscle cells
blood cells
stomach cells
nerve cells
blood cells
Both help with digestion.
How are blood cells and stomach cells similar?(1 point)
Responses
Both help maintain homeostasis.
Both help maintain homeostasis.
Both send signals in the body.
Both send signals in the body.
Both secrete enzymes.
Both secrete enzymes.
Both help with digestion.
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 → tissue → organ → organ system → organism
Which statement is true?(1 point)
Responses
Bones provide shape to the body.
Bones provide shape to the body.
Bones are composed of a single layer.
Bones are composed of a single layer.
Bones help the heart pump blood.
Bones help the heart pump blood.
Bones are organ system
Bones provide shape to the body.
What is systemic circulation?(1 point)
Responses
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 the heart and lungs
the path of blood between the heart and lungs
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 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 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
bladder
bladder
urethra
urethra
kidney
kidney
ureter
ureter
In which two organs is food broken down?(1 point)
Responses
mouth and stomach
mouth and stomach
small intestine and large intestine
small intestine and large intestine
esophagus and stomach
esophagus and stomach
esophagus and small intestine
mouth and stomach
Body Systems Unit Test
8 of 158 of 15 Items
Question
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
axons in your sensory neurons
axons in your sensory neurons
dendrites in your sensory neurons
dendrites in your sensory neurons
dendrites in your motor neurons
dendrites in your motor neurons
axons in your motor neurons
axons in your motor neurons
axons in your sensory neurons
Which component of nerve cells contains the nucleus? (1 point)
Responses
cell body
cell body
neuron
neuron
dendrite
dendrite
axon
cell body
Which of the following observations could you make based on stimuli to your thermoreceptors?(1 point)
Responses
The ice cream is sweet.
The ice cream is sweet.
The ice cream is cold.
The ice cream is cold.
The ice cream is heavy.
The ice cream is heavy.
The ice cream is white.
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 shrink because the muscles relax.
Her pupils shrink because the muscles relax.
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 contract. This is due to the constriction of the circular muscles in the iris in response to the bright light.
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
Cornea
Cornea
Iris
Iris
Retina
Iris
How do polar bears maintain homeostasis in freezing cold weather? (1 point)
Responses
Their thick skin insulates the internal organs against the cold.
Their thick skin insulates the internal organs against the cold.
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 fur retains heat.
Which example shows an organism that cannot reach homeostasis through internal changes? (1 point)
Responses
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.
Circulation decreases in a bird when it becomes too warm.
Circulation decreases in a bird when it becomes too warm.
A dog shivers when it is too cold.
A dog shivers when it is too cold.
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.
An eye doctor shines a bright light into a patient's eye. In one to two sentences, explain how the patient's brain perceives the bright light.
The light first enters the eye through the cornea, then passes through the lens before being focused onto the retina, where the photoreceptor cells are stimulated and send signals through the optic nerve to the visual centers in the brain, which processes the signals as vision.
Why did Muslim architecture incorporate Roman and Byzantine elements?
A.
The Arab Muslims were conquered by the Romans.
B.
Many Romans lived in the Arab Muslim empire.
C.
The Romans and Byzantines once ruled some Muslim lands.
D.
Muslims valued Roman and Byzantine architectural styles the most.