WGU - D313 - Anatomy & Physiology 2 Practice Test Latest Update 2025-2026 Actual Exam Questions with 100% Verified Correct Answers Guaranteed A+ Verified by Professor
According to Boyle's law, what is the relation between pressure and volume? -
CORRECT ANSWER: When volume increases, pressure decreases at a constant
temperature
How do temperature and pH affect hemoglobin oxygen saturation? - CORRECT
ANSWER: Higher temperature and lower pH promote the dissociation of hemoglobin
and oxygen
Through which structure does lymphatic fluid enter the lymph node? - CORRECT
ANSWER: Through the afferent lymphatic vessel
What describes the process of releasing testosterone? - CORRECT ANSWER: LH
binds to its receptors on the Leydig cells and stimulates testosterone release
What does the aquaporin channel transport? - CORRECT ANSWER: Water
What does the red pulp of the splenic nodule consist of? - CORRECT ANSWER:
Reticular fibers
What is a substrate of salivary amylase? - CORRECT ANSWER: Polyshaccharides
What is an elastic, flexible cartilage in the larynx? - CORRECT ANSWER: Epiglottic cartilage
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What is an example of primary lymphoid organ? - CORRECT ANSWER: Thymus
What is another term for epitope? - CORRECT ANSWER: Antigenic determinant
What is primary function of lymph node? - CORRECT ANSWER: Filter bacteria out of the blood
What is the difference between the maximum and resting cardiac output (CO) called? -
CORRECT ANSWER: Cardiac Reserve
What is the first line of defense when pathogens breach the defense barriers of the
body? - CORRECT ANSWER: Phagocyte cells
What is the function of arteries? - CORRECT ANSWER: They carry blood away from
the heart
What is the function of the aortic body? - CORRECT ANSWER: It monitors the partial pressure of carbon dioxide, oxygen, and pH in the blood
What is the name of the digestive organ in which major absorption of water occurs? -
CORRECT ANSWER: Large intestine
What is the normal resting heart rate (HR) of an adult? - CORRECT ANSWER: 60-110 bpm
What is the order of the parts of the small intestine, from shortest to longest? -
CORRECT ANSWER: Duodenum, Jejunum, Ileum
What is the physiological status of ammonium ions in the collecting ducts? - CORRECT
ANSWER: Diffused and secreted
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