| Your Results | Global Average | |
|---|---|---|
| Questions | 5 | 5 |
| Correct | 0 | 3.28 |
| Score | 0% | 66% |
The heart __________ blood.
oxygenates |
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creates |
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filters |
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deoxygenates |
To provide oxygen to the body, blood flows through the heart in a path formed by the right atrium → right ventricle → lungs → left atrium → left ventricle → body. When blood enters the right side of the heart it is deoxygenated. It enters the left side of the heart oxygenated after traveling to the lungs.
What part of the brain is responsible for the major senses (thinking, hearing, seeing)?
brainstem |
|
medulla |
|
cerebellum |
|
cerebrum |
The cerebrum is the major part of the brain and is responsible for the main senses (thinking, hearing, seeing).
Which of blood component allows blood to clot?
red blood cells |
|
plasma |
|
white blood cells |
|
platelets |
Blood is created in bone marrow and is made up of cells suspended in liquid plasma. Red blood cells carry oxygen, white blood cells fight infection, and platelets are cell fragments that allow blood to clot.
__________ is caused by a lack of Vitamin C.
anemia |
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scurvy |
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diabetes |
|
shingles |
Scurvy is a difficiency disease caused by a lack of Vitamin C in the diet.
What part of the nervous system is responsible for controlling involuntary actions like breathing, swallowing, and heartbeat?
cerebrum |
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cerebellum |
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spinal cord |
|
medulla |
Part of the brainstem, the medulla is the connection between the brain and the spinal cord. It controls involuntary actions like breathing, swallowing, and heartbeat.