HESI A2 Practice Test

AB+ - A person with AB- blood can NOT receive blood from whom? O- - Which blood group is considered the universal donor? Pulmonic artery - What is the only artery in the body to carry oxygen poor blood? Endometriosis - Chocolate cysts of the ovaries are attributed to which of the following? They are found in the intervertebral discs of the spinal column - Which of the following is NOT true of synovial joints? Bone to bone - Ligaments connect which of the following? Sartorius - What is the longest muscle in the human body? Neck - Where is the hyoid bone located? It is vascular - Which of the following is NOT true of epithelial tissue? Adrenaline - Which of the following is not produced by an exocrine gland? Between the stomach and small intestine - Where is the pyloric sphincter located? Foramina - Blood vessels enter and exit bones through which structure? Osteoblasts - Which cells are responsible for bone formation? They contain nervous and connective tissue - Why are bones considered to be organs? Cecum, ascending colon, transverse colon, descending colon, sigmoid colon - Which of the following shows the correct order of the flow of waste through the large intestine? SA node - Which of the following is considered the primary pacemaker of the heart? Fallopian tube - In which location does a sperm cell first fertilize an egg? In the tissues around cells - Where is interstitial fluid found in the body? 7.35 to 7.45 (slightly alkaline) - What is the normal pH in the body? 500 ml - What is the bladder capacity of the average adult? Temporal - Which lobe of the brain is associated with organizing sensory information, language, speech production, and memory formation? It breaks down fats into fatty acids and glycerol - What does lipase do? Filtering damaged red blood cells - Which is not a function of the the liver? Sublingual - Which salivary gland produces mucin? Dentin - Which substance in the teeth continues to form throughout life and supports the enamel? Myocardium - What is the name the layer of the heart used for contraction that has striated muscle fibers? Liver - Bile is produced by what structure? Chordae Tendineae - Which is not a part of of the electrical conduction system of the heart? Right atrium - Which chamber of the heart receives blood from the superior and inferior vena cava? Mitral valve - What is the name of the heart valve between the left atrium and left ventricle? Axon terminal - Where are neurotransmitters released? Axons - The structures that moves nerve impulses away from the cell body are called what? Epididymis - Where does sperm maturation occur? Oxytocin - What is the hormone that stimulates uterine contractions? Alveoli - The exchange of gases in the lungs occurs where? Tidal volume - The volume of air in a normal breath is called what? Carbon dioxide in the blood - What is the primary stimulus for breathing? Ureter - What is the name of the tube connecting the bladder to the kidney? Nephron - What is the functional unit of the kidney called? Regulate CO2 levels in the blood - What is not a function of the kidney? Yellow bone marrow - Where is fat stored within the skeletal system? Radius and ulna - What are the names of the bones in the lower arm? 5 to 6 liters - The blood volume in the average adult male is? B antigens on the red blood cells - A person with type B blood has which of the following? The skin - What is the earliest defense against invading bacteria? Agranulocyte - Which of the following is NOT a part of the body's chemical defense system against infection? Breastfeeding - Which of the following is considered an example of naturally acquired passive immunity? Eyes and Brain - Worms lack which of the following? Mitochondria - Which organelle is responsible for generating ATP that is used for chemical energy? Eukaryotic cells have mitochondria - Which of the following is true of eukaryotic and prokaryotic cells? The release of oxytocin to increase contractions during childbirth - Positive feedback is a mechanism used by the body that results in amplification or enhancement of a signal that has already been activated. An example of this would be: Swell - When placed in a hypotonic solution, a cell will do which of the following? Increase in tensile strength - Which is not an affect of photo-oxidation? Active transport - The movement of a substance across a cell membrane from low to high concentration is known as what? Cytokinesis - During which stage of mitosis does the single cell split into two separate daughter cells? Ozone - Which of the following is not an example of an ecosystem? Moist, oxygenated - Decomposition occurs fastest in which of the following environments? Storing food prior to digestion - In birds and bees, their crop is responsible for what? Parasitism - One partner benefiting while the other is harmed is what form of symbiotic relationship? To collect pollen - The stigma serves what purpose? Fungi - Mycology is defined as the study of what? Kingdom, Phylum, Class - Which of the following taxonomic ranks is arranged to show broadest, most inclusive to narrowest, most exclusive? Homeostasis - The ability of an open system to regulate its internal environment to maintain stable conditions is... Rock - Which of the following is NOT a biotic factor? Gram - Which is not a morphology of bacterial classification? Salt - Halophile archaebacteria only survive in environments with which of the following? Aerobic - What are bacteria that need oxygen to survive called? In the human body In soil in water - Where do bacteria live? Fimbria - What is the cilium-like structure that certain bacteria cells have which allows them to attach to a host tissue? Parkinson's - Which of the following is a disease not caused by bacteria? Physical contact - Thigmotropism is the oriented growth of an organism in response to which of the following? Sodium and potassium - Which chemical(s) carry an impulse along a nerve cell? 4 - Using the Lewis-dot structure model, how many dots would Carbon have? Vinegar - Which of the following would produce Hydrogen ions in an aqueous solution and would turn a litmus test from blue to red? (1) Water - (1) Dihydrogen monoxide is better known as which of the following? Oxygen - What is the most abundant element on earth? (1) Hydrogen - (1) What is the most abundant element in the universe? Mercury - Which one of the following elements is liquid at room temperature? (1) Saturated - (1) A solution that contains the maximum amount of dissolved solute is said to be what? Condensation - The change in state from a gas to liquid is called what? Density of liquid form is less than solid form - Which of the following is not a property of water? Temperature decrease - Viscosity increases in what circumstance? They exert no force on one another - Which of the following is true of gas particles? Endothermic - Reactions that absorb heat are called what? 40g - What is the molar mass of Calcium if the atomic mass is 40 amu? Nitrogen dioxide - What is the name of NO2? Boron trifluoride - BF3 is also known as what? Atoms - In the formula C12H22O11 the 12 behind the carbon represents the 12 what of carbon? Anion - In an ionic bond, a positively charged ion is attracted to what type of ion? Solid - High density matter, which is little affected by pressure, and holds its shape, is classified as which of the following?