26
Which property of water makes it effective for temperature regulation in the body?
A. High viscosityB. High densityC. Low solubilityD. High specific heat
Ati lpn anatomy and physiology proctored examATI LPN Anatomy And Physiology Proctored Exam
50 questions · Page 2 of 2
ATI LPN Anatomy And Physiology Proctored Exam is a nursing-school practice exam with 50 questions. It is written for nursing students preparing for this course exam and for NCLEX-style review. Every question has its own page showing the full stem, all answer options, the correct answer, and a written rationale explaining why each option is right or wrong.
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Start Practice ExamQuestions 26–50 of 50
27
Muscle tissue is best described as:
A. Excitable, contractileB. Rigid and inflexibleC. Forms nervesD. Non-excitable, non-contractile
Ati lpn anatomy and physiology proctored exam28
The human microbiome consists of:
A. Only eukaryotesB. Only prokaryotesC. Bacteria, archaea, viruses, and fungiD. Only bacteria
Ati lpn anatomy and physiology proctored exam29
What is the anatomical position?
A. Standing, facing forward, arms at sides, palms forB. Lying face downC. Sitting with arms crossedD. Sitting with palms backward
Ati lpn anatomy and physiology proctored exam30
Tendons, ligaments, and bone are forms of:
A. Muscle tissueB. Epithelial tissueC. Connective tissueD. Nervous tissue
Ati lpn anatomy and physiology proctored exam31
Which location contains the highest concentration of microbiota?
A. GutB. LungsC. KidneysD. Skin
Ati lpn anatomy and physiology proctored exam32
Which organelle is responsible for energy production in the cell?
A. MitochondrionB. RibosomeC. Golgi apparatusD. Lysosome
Ati lpn anatomy and physiology proctored exam33
Which statement about the cytoskeleton is correct?
A. It's for DNA synthesisB. It aids in cell shape and transportC. It's found only in the nucleusD. It's made of nucleic acids
Ati lpn anatomy and physiology proctored exam34
What is the primary function of gut microbiota?
A. RespirationB. Digestion and immune functionC. Oxygen transportD. Vision
Ati lpn anatomy and physiology proctored exam35
The main function of connective tissue is to:
A. Produce movementB. Store genetic infoC. Bind/support body partsD. Send neural signals
Ati lpn anatomy and physiology proctored exam36
What structure controls passage of materials into and out of the cell?
A. NucleusB. LysosomeC. Plasma membraneD. Cytoplasm
Ati lpn anatomy and physiology proctored exam37
What is apoptosis?
A. MutationB. Cell migrationC. Cell divisionD. Programmed cell death
Ati lpn anatomy and physiology proctored exam38
Nervous tissue primarily
A. Stores fatB. Transports bloodC. Conducts electrical impulsesD. Covers bones
Ati lpn anatomy and physiology proctored exam39
Which type of bond involves donating or accepting electrons?
A. lonicB. CovalentC. PeptideD. Hydrogen
Ati lpn anatomy and physiology proctored exam40
The four most abundant elements in the human body are:
A. Chlorine, Carbon, Oxygen, HydrogenB. Oxygen, Calcium, Sulfur, PhosphorusC. Sodium, Potassium, Calcium, IronD. Oxygen, Carbon, Hydrogen, Nitrogen
Ati lpn anatomy and physiology proctored exam41
DNA is primarily found in the cell:
A. RibosomeB. MembraneC. NucleusD. Cytoplasm
Ati lpn anatomy and physiology proctored exam42
A molecule that helps prevent sharp changes in pH is called a:
A. SaltB. BufferC. EnzymeD. Catalyst
Ati lpn anatomy and physiology proctored exam43
Water's ability to dissolve substances makes it a:
A. ReactantB. BufferC. SolventD. Nutrient
Ati lpn anatomy and physiology proctored exam44
What is homeostasis?
A. Breakdown of substancesB. Energy transferC. The process of cell divisionD. Maintaining a stable internal environment
Ati lpn anatomy and physiology proctored exam45
Enzymes are a category of:
A. ProteinsB. LipidsC. Nucleic acidsD. Carbohydrates
Ati lpn anatomy and physiology proctored exam46
Which tissue is avascular (lacks blood vessels)?
A. EpithelialB. ConnectiveC. NervousD. Muscle
Ati lpn anatomy and physiology proctored exam47
Which body plane divides the body into right and left halves?
A. SagittalB. TransverseC. FrontalD. Coronal
Ati lpn anatomy and physiology proctored exam48
Which reaction uses water to break down a molecule?
A. PhosphorylationB. DehydrationC. HydrolysisD. Oxidation
Ati lpn anatomy and physiology proctored exam49
The basic tissue types include all EXCEPT:
A. ConnectiveB. NervousC. OrganD. Epithelial
Ati lpn anatomy and physiology proctored exam50
Which part of a cell synthesizes proteins?
A. MitochondriaB. RibosomesC. PeroxisomesD. Nucleus
Ati lpn anatomy and physiology proctored exam