BIO 210 COMPREHENSIVE EXAM QUESTIONS AND SOLUTIONS 2026 STUDY GUIDE A+

BIO 210 COMPREHENSIVE EXAM
QUESTIONS AND SOLUTIONS 2026 STUDY
GUIDE A+


◉ Physiology.
Answer: the study of function


◉ Metabolism.
Answer: all the chemical reactions that happen in our body cells


◉ Catabolism.
Answer: the breakdown of complex molecules into simpler ones.
Catabolic reaction


◉ Anabolism.
Answer: The building up of complex molecules from simpler ones


◉ Levels of Structural Organization.
Answer: Atom (chemical), Molecule (chemical), Cell tissue, Organ,
Organ System, Organism

,◉ Homeostasis.
Answer: The maintenance of the internal environment regardless of
external conditions


◉ Negative feedback mechanism.
Answer: Most feedback mechanisms are this type - regulating body
temperature, blood pressure, blood glucose


◉ Cranial Cavity.
Answer: Brain and spinal cord


◉ vertebral cavity.
Answer: spinal cord


◉ thoracic cavity.
Answer: heart and lungs


◉ abdominopelvic cavity.
Answer: stoach digestive organs


◉ parietal membrane.

, Answer: lines cavity wall


◉ visceral membrane.
Answer: lines the organs surface


◉ ATP.
Answer: a form of energy used by all reactions in cells. Made in the
mitochondria


◉ 4 elements that make up 96% of the human body.
Answer: Oxygen, hydrogen, carbon and nitrogen


◉ atomic number.
Answer: number of protons. Always the same as the number of
electrons


◉ Atomic mass.
Answer: decimal number - number of protons and neutrons together
- if you subtract the protons you get the number of neutrons


◉ ionic bonds.
Answer: the transfer of one or more electrons