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TEAS Science Practice Tests 2022
The movement of food through the intestines is known as: A. Peristalsis B. Ileum translation C. Microvilli propulsion D. Flexure propulsion
Peristalsis
The enzyme maltase does the following: A. Breaks down lactose to glucose B. Turns glucose into maltose C. Breaks down maltose to glucose D. Turns glucose into lactose
Breaks down maltose to glucose
High levels of bilirubin in the blood stream can result in: A. Uric acid overexposure B. Jaundice C. Bile salt production D. Hepatic mutation
Jaundice
The symbol B on the periodic table stands for: A. Beryllium B. Boron C. Barium D. Berkelium
Boron
The symbol Mn on the periodic table stands for: A. Magnesium B. Molybdenum C. Manganese D. Margon
Manganese
The symbol Ca on the periodic table stands for: A. Calcium B. Carbon C. Cobalt D. Chlorine
Calcium
The symbol Br on the periodic table stands for: A. Beryllium
B. Boron C. Barium D. Bromine
Bromine
Vinegar is also known as: A. Acetic acid B. Acetone acid C. Sulfuric acid D. Ascorbic acid
Acetic acid
A Lewis acid is a/an ____ pair acceptor. A. Neutron B. Proton C. Electron D. Ion
Electron
_____ reactions produce heat. A. Endothermic B. Exothermic C. Hydrogen D. Buffered
Exothermic
Which of the following match the definition:The pressure (P) is inversely proportional to the volume (V) of a gas. A. Archimedes' principle B. Charles' law C. Boyle's law D. Anderson's principle
Boyle's law
The combination of sodium and chlorine to form NaCL is considered a/an ___ bond. A. Ionic B. Covalent C. Hydrogen D. Metallic
Ionic
Outer shell electrons are known as ______ electrons. A. Hybrid B. Valence C. Vector D. Transitional
C. Watt D. Kilowatt
Ampere
When the chromosomes line up in mitosis this is known as which phase? A. Telophase B. Anaphase C. Metaphase D. Prophase
Metaphase
Which cellular organelle contains enzymes that are considered digestive? A. Golgi Apparatus B. Lysosomes C. Nucleus D. Ribosomes
Lysosomes
Organs repair themselves through a process of? A. Meiosis B. Mitosis C. Cellular differentiation D. Transformation
Mitosis
Which of the following is considered a model for enzyme action? A. Lock and Key model B. Enzyme interaction model C. Transformation model D. Transcription model
Lock and Key model
Which of the following statements about enzymes is not true? A. Enzymes are catalysts. B. Almost all enzymes are proteins. C. Enzymes operate most efficiently at optimum pH. D. Enzymes are destroyed during chemical reactions.
Enzymes are destroyed during chemical reactions
Which of the following statements about prostaglandins is not true? A. Prostaglandins promote inflammation. B. Prostaglandins can only constrict blood vessels. C. Prostaglandins are made in the renal medulla. D. Prostaglandins can lead to pain and fever.
Prostaglandins can only constrict blood vessels
Cholesterol that is known as (LDL) stands for: A. Low-density lipoproteins B. Low-density lysosomes C. Level-density lipoproteins D. Level-density lysosomes
Low-density lipoproteins
Hardening of the arteries is known as: A. Atheriosclerosis B. Venous narrowing C. Micro-circulation D. Hypertension
Atheriosclerosis
The top number on a blood pressure reading indicates: A. Diastolic pressure B. Transient pressure C. Optimum pressure D. Systolic pressure
Systolic pressure
Litmus paper that is blue will turn/stay _____ in the presence of a strong base. A. Orange B. Red C. Blue D. Green
Blue
Breathing properly requires the presence of what compound that affects surface tension of alveoli in the lungs? A. Potassium B. Plasma C. Surfactant D. Sodium Chloride
Surfactant
Which of the following is not considered a function of the kidneys? A. Secretion B. Reabsorption C. Transport D. Filtration
Transport
The functional unit of the kidney is known as? A. Medulla B. Glomerulus
What anatomical structure connects the stomach and the mouth? A. Trachea B. Spinal column C. Hepatic duct D. Esophagus
Esophagus
Which of the following is considered a component of lipids? A. Plasma cells B. Fatty acids C. Nucleic acids D. Zinc
fatty acids
Down's syndrome affects chromosome ____. A. 13 B. 15 C. 21 D. 23
21
Blood enters the lungs from which chamber of the heart? A. Right atrium B. Left atrium C. Right ventricle D. Left ventricle
Right ventricle
Excessive consumption of alcohol is most likely to damage which organ of the body over a long period of time? A. Kidney B. Liver C. Pancreas D. Gallbladder
Liver
Which of the following is not considered a type of radiation ray? A. Gamma B. Beta C. Alpha D. Infrared
Infrared
A molecule of hemoglobin can hold how many molecules of oxygen in the blood for transport? A. 2 B. 4
C. 6
D. 8
Which of the following best describes the biomechanics of breathing? A. Pump handle motion B. Lever action C. Inspiration D. Expiration
Pump handle motion
Animals that eat meat almost exclusively are known as: A. Herbivores B. Carnivores C. Arthropods D. Prolific organisms
Carnivores
The physical expressions of a gene are known as an organism's: A. Transcription B. Genotype C. Phenotype D. Translation
Phenotype
A ball is traveling at a constant velocity of 50 m/s and has been traveling for over 2 minutes. What is the ball's acceleration? A. 0 B. 25 m/s C. 25 m/s D. 50 m/s
0
Neurons connect together at a ______. A. Synergy B. Terminal site C. Docking station D. Synapse
Synapse
Which of the following is another word for the kneecap in the human body? A. Pisiform B. Meniscus C. Popliteal bursa D. Patella
Patella
Left Ventricle
Which of the following formulas indicates Newton's second law of motion? A. F = ma B. F = mva C. v = d/t D. p = mv
F = ma
