12 Questions
Why is oxygen necessary for human cells?
To facilitate oxidative reactions that release energy from foods
What percentage of the air we breathe is oxygen?
20%
How does the body lose water?
By evaporation from the lungs and skin
Why is maintaining normal body temperature crucial for metabolic reactions?
To prevent death
What primarily generates body heat in the human body?
The muscular system
What is the role of atmospheric pressure in breathing?
It is essential for gas exchange in the lungs
Which part of the body includes the head, neck, and trunk?
Axial part
Which type of plane divides the body into anterior and posterior parts?
Frontal plane
What is a section produced by cutting along a sagittal plane called?
Sagittal section
What is a frontal plane also known as?
Coronal plane
Which type of plane divides the body into superior and inferior parts?
Transverse plane
What does a median plane divide the body into?
Right and left parts
Learn about the vital roles of oxygen and water in human physiology. Discover how oxygen is essential for releasing energy from foods through oxidative reactions, and how water accounts for a significant portion of body weight.
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