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EXSC 223 Final Exam Questions and Answers 100% Solved | Graded A+
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EXSC 223 Final Exam Questions and Answers 100% Solved | Graded A+ positive feedback mechanisms tend to increase the original stimulus - true imaging is useful in discovering obstructed blood supplies in organs and tissue - true the anatomical position means the body is standing at attention w...

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  • December 23, 2024
  • 17
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • EXSC 223
  • EXSC 223

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EXSC 223 Final Exam Questions and

Answers 100% Solved | Graded A+


positive feedback mechanisms tend to increase the original stimulus -

✔✔true

imaging is useful in discovering obstructed blood supplies in organs and

tissue - ✔✔true

the anatomical position means the body is standing at attention with the

palms facing forward and the thumbs pointing away from the body - ✔✔true

the elbow is proximal to the shoulder - ✔✔false

the serous membrane that lines the peritoneal cavity wall is called visceral

peritoneum - ✔✔false

a major function of serous membranes is to decrease friction - ✔✔true

the right hypochondriac region contains the majority of the stomach -

✔✔false

lungs carry out an excretory function - ✔✔true




1
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

,embryology concerns the structural changes that occur in an individual

from conception through old age - ✔✔false

a tissue consists of groups of similar cells that have a common function -

✔✔true

it is important for any organism to maintain its boundaries so that it internal

environment remains distinct from the external environment - ✔✔true

without some sort of negative feedback mechanism it would be impossible

to keep our body chemistry in balance - ✔✔true

regardless of the variable being regulated all homeostatic control

mechanism have at least three interdependent components - ✔✔true

the epigastric region is located superior to the umbilical region - ✔✔true

the atomic weight is only an average of relative weights of an atom and its

isotopes and it may vary from the weight of a specific isotope - ✔✔true

emulsions and colloids are the same thing - ✔✔true

chemical properties are determined primarily by neutrons - ✔✔false

a charged particle is generally called an ion - ✔✔true

isotopes differ from each other only n the number of electrons contained -

✔✔false


2
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

, about 60% to 80% of the volume of most living cells consists of organic

compounds - ✔✔false

lipids are a poor source of stored energy - ✔✔false

current information theorizes that omega-3 fatty acids decrease the risk of

heart disease - ✔✔true

glucose is an example of a monosaccharide - ✔✔true

a molecule consisting of one carbon atom and two oxygen atoms is

correctly written as CO2 - ✔✔true

the lower the pH the higher the hydrogen ion concentrations - ✔✔ture

covalent bonds are generally less stable than ionic bonds - ✔✔false

hydrogen bonds are comparatively strong bonds - ✔✔false

the fact that no chemical bonding occurs between the components of a

mixture is the chief difference between mixtures and compounds - ✔✔true

alpha particles, although relatively weak energy particles are second only

to smoking as a cause of lung cancer - ✔✔true

no chemical bonding occurs between the components of a mixture -

✔✔true

all organic compounds contain carbon - ✔✔true


3
©JOSHCLAY 2024/2025. YEAR PUBLISHED 2024.

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