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WGU D313 Objective Assessment 2025 | Trusted Anatomy and Physiology Questions with Complete Answers (westerGU) CA$27.36
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WGU D313 Objective Assessment 2025 | Trusted Anatomy and Physiology Questions with Complete Answers (westerGU)

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  • Human Anatomy And Physiology

WGU D313 Objective Assessment 2025 | Trusted Anatomy and Physiology Questions with Complete Answers (westerGU)

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  • June 3, 2024
  • December 19, 2024
  • 26
  • 2023/2024
  • Exam (elaborations)
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  • wgu d313 objective assessment 2025 trusted anato

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  • Human anatomy and physiology
  • Human anatomy and physiology

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WGU D313 Anatomy and Physiology Objective
Assessment 2025 | Up-to-Date Exam
Questions with Detailed Answers
1. Multiple Choice
Question: What is the primary function of the mitochondria in a cell?
A. Protein synthesis
B. Energy production
C. Detoxification
D. DNA replication
Answer: B. Energy production
Rationale: Mitochondria are known as the "powerhouse" of the cell
because they produce ATP through cellular respiration, providing energy
for cellular functions.


2. True/False
Question: The pulmonary veins carry oxygen-poor blood.
Answer: False
Rationale: Pulmonary veins carry oxygen-rich blood from the lungs to
the left atrium of the heart, which is unique among veins.


3. Fill in the Blank
Question: The __________ is the structural and functional unit of the
kidney.

,Answer: Nephron
Rationale: Nephrons are the units responsible for filtering blood,
reabsorbing nutrients, and forming urine.


4. Scenario-Based (Multiple Choice)
Question: A patient has a severe deficiency in calcium. Which organ
system is most directly affected?
A. Nervous
B. Skeletal
C. Endocrine
D. Digestive
Answer: B. Skeletal
Rationale: Calcium is critical for bone strength and structure. A
deficiency can lead to weakened bones and conditions like
osteoporosis.


5. Multiple Choice
Question: Which part of the brain regulates temperature, hunger, and
thirst?
A. Cerebellum
B. Medulla oblongata
C. Hypothalamus
D. Thalamus
Answer: C. Hypothalamus
Rationale: The hypothalamus maintains homeostasis by regulating vital
functions such as temperature, hunger, and thirst.

,6. True/False
Question: Arteries carry blood away from the heart, regardless of
oxygenation status.
Answer: True
Rationale: Arteries always carry blood away from the heart, whether
it's oxygenated (e.g., systemic circulation) or deoxygenated (e.g.,
pulmonary circulation).


7. Fill in the Blank
Question: The process by which white blood cells engulf pathogens is
called __________.
Answer: Phagocytosis
Rationale: Phagocytosis is the process by which phagocytes (a type of
white blood cell) ingest harmful pathogens, dead cells, or debris.


8. Scenario-Based (Multiple Choice)
Question: A patient presents with jaundice. Which organ is most likely
impaired?
A. Kidney
B. Heart
C. Liver
D. Pancreas
Answer: C. Liver
Rationale: Jaundice results from a buildup of bilirubin, a substance
processed by the liver. Impairment in liver function can lead to this
condition.

, 9. Multiple Choice
Question: What type of connective tissue stores fat?
A. Cartilage
B. Bone
C. Adipose tissue
D. Blood
Answer: C. Adipose tissue
Rationale: Adipose tissue is a type of connective tissue that stores fat
and provides insulation and energy storage.


10. True/False
Question: The axial skeleton includes the arms and legs.
Answer: False
Rationale: The axial skeleton consists of the skull, vertebral column, and
rib cage. The appendicular skeleton includes the arms and legs.




11. Multiple Choice
Question: Which of the following is the largest lymphatic organ in the
body?
A. Lymph nodes
B. Spleen
C. Thymus
D. Tonsils

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