PHYS 261 Week 1&2 Ch.1-3 questions well answered graded A+

PHYS 261 Week 1&2 Ch.1-3 questions
well answered graded A+

Organization of Life (7) - correct answer ✔✔ 1. Atoms

2. Molecules

3.Cells

4. Tissues

5. Organs

6. Organ Systems

7. Organisms



Whole body is made up of how many molecules? - correct answer ✔✔ 4 molecules (2
biomolecules)



What are the atoms that make up 90% of the body? (3) - correct answer ✔✔ 1. Carbon

2. Hydrogen

3. Oxygen



How many biomolecules make up cells ? - correct answer ✔✔ 2



What are the 4 main molecules? - correct answer ✔✔ 1. Lipids

2. Carbs

3. Proteins

4. Nucleic Acids

, Telelogical Approach explains _________. - correct answer ✔✔ "Why"



Mechanistic Approach explains ________. - correct answer ✔✔ "How"



Pathophysiology is the study of what? - correct answer ✔✔ failure to compensate



What is homeostasis? - correct answer ✔✔ regulation of the body's internal environment.



Response Loop (7) - correct answer ✔✔ 1. Stimulus

2. Sensor

3. Input signal

4. Integrating center

5. Output signal

6. Target

7. Response



Negative feedback stabilizes what? - correct answer ✔✔ variables



Positive feedback reinforces what? - correct answer ✔✔ stimulus



Feedforward control anticipates what? - correct answer ✔✔ changes



Define Hypothesis - correct answer ✔✔ a scientifically logical guess



Define Theory - correct answer ✔✔ a scientific fact