WGU C458 (Updated ) Exam Questions With Correct Answers

WGU C458 (Updated 2025-2026) Exam
Questions With Correct Answers

Skeletal |System |- |CORRECT |ANSWER✔✔-Provides |internal |framework |to |support |the |body, |
protects |organs, |and |enables |movement |with |the |muscular |system



Joint |- |CORRECT |ANSWER✔✔-Where |two |bones |come |together



Cartilage |- |CORRECT |ANSWER✔✔-A |connective |tissue |that |is |more |flexible |than |bone |and |that
|protects |the |ends |of |bones |and |keeps |them |from |rubbing |together.




Ligament |- |CORRECT |ANSWER✔✔-Connects |bone |to |bone



Tendon |- |CORRECT |ANSWER✔✔-Connects |muscle |to |bone



Muscular |System |- |CORRECT |ANSWER✔✔-Composed |of |three |types |of |muscle |tissue: |striated,
|smooth, |and |cardiac. |Muscles, |whether |attached |to |bones |or |to |internal |organs |and |blood |


vessels, |are |responsible |for |movement.



Striated |Muscle |- |CORRECT |ANSWER✔✔-A |muscle |that |appears |banded



Smooth |Muscle |- |CORRECT |ANSWER✔✔-Involuntary |muscle |found |inside |many |internal |organs
|of |the |body




Cardiac |Muscle |- |CORRECT |ANSWER✔✔-Involuntary |muscle |tissue |found |only |in |the |heart.

,Nervous |System |- |CORRECT |ANSWER✔✔-Composed |of |the |central |nervous |system |(brain |and |
spinal |cord) |and |peripheral |nervous |system |(outside |the |brain |and |spinal |cord). |The |PNS |relays
|messages |between |the |CNS |and |other |areas |of |the |body, |including |the |sensory |organs




Respiratory |System |- |CORRECT |ANSWER✔✔-Consists |of |the |lungs, |passageways |for |airflow, |
blood |vessels, |and |muscles |that |work |together |to |bring |oxygen |into |the |body |and |expel |
carbon |dioxide. |The |respiratory |passages |are |divided |into |the |upper |and |lower |respiratory |
tracts.



Cardiovascular |System |- |CORRECT |ANSWER✔✔-Consists |of |the |heart |and |blood |vessels. |
Arteries |carry |oxygenated |blood |away |from |the |heart, |while |veins |carry |deoxygenated |blood |
back |to |the |heart. |The |cardiovascular |system |transports |nutrients |and |oxygen |to |body |cells |
through |the |flow |of |blood



Digestive |System |- |CORRECT |ANSWER✔✔-Composed |of |the |digestive |tract |and |its |accessory |
organs. |The |four |functions |of |the |digestive |system |are |ingestion, |digestion, |absorption, |and |
elimination



Urinary |System |- |CORRECT |ANSWER✔✔-Balances |the |fluids |in |the |body |by |producing, |storing, |
and |eliminating |urine. |The |kidneys |filter |out |waste |products, |reabsorb |water |and |other |
substances, |and |produce |urine



Immune |System |- |CORRECT |ANSWER✔✔-Produces, |stores, |and |carries |white |blood |cells. |The |
network |of |cells, |tissues, |and |organs |work |together |to |defend |and |protect |the |body |against |
foreign |invaders |that |can |cause |sickness |and |disease



Integumentary |System |- |CORRECT |ANSWER✔✔-Consists |of |the |skin, |mucous |membranes, |hair,
|and |nail |which |cover |and |protect |parts |of |the |body




Reproductive |System |- |CORRECT |ANSWER✔✔-Reproduce |offspring- |produce |male |sex |cells |
(sperm) |and |female |sex |cells |(oocytes |/ |eggs)

, Endocrine |System |- |CORRECT |ANSWER✔✔-Sends |hormones |that |influence |growth, |
development, |and |energy-producing |activities |and |keep |the |body |in |homeostasis



Infectious |(Communicable) |Diseases |- |CORRECT |ANSWER✔✔-Diseases |caused |by |bacteria, |
viruses, |fungi, |and |parasites



Disease |Transmission |- |CORRECT |ANSWER✔✔-Direct |contact, |indirect |contact, |and |bites, |as |
well |as |by |contaminated |food, |water, |soil, |or |plants



Infectious |Respiratory |Diseases |- |CORRECT |ANSWER✔✔-Include |the |common |cold, |the |flu, |and
|mononucleosis. |These |are |all |caused |by |viruses




Meningitis |- |CORRECT |ANSWER✔✔-Inflammation |of |the |tissue |that |surrounds |the |brain |and |
spinal |cord, |caused |by |either |a |virus |or |bacteria. |Symptoms |include |sudden |high |fever, |stiff |
neck, |and |nausea. |It |can |also |cause |stroke, |hearing |loss, |or |brain |damage



Infectious |Integumentray |Diseases |- |CORRECT |ANSWER✔✔-MRSA, |cold |sores, |lice, |chicken |
pox, |and |measles. |The |cause, |method |of |transmission, |and |symptoms |vary |based |on |the |
disease



UTI |- |CORRECT |ANSWER✔✔-Second |most |common |type |of |infection |in |the |body. |They |are |
caused |by |bacteria |that |enter |the |urinary |tract |from |the |gastrointestinal |tract



STI |- |CORRECT |ANSWER✔✔-Caused |by |bacteria, |parasites, |yeast, |and |viruses. |They |pass |from |
person |to |person |in |blood, |semen, |or |vaginal |and |other |bodily |fluids. |The |effect |on |the |body |
varies |based |on |the |type |of |STI