hesi a2 a&p practice questions and answers, 2022 update, graded A+

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hesi a2 a&p practice questions and answers, 2022 update, graded A+ A person with AB- blood can NOT receive blood from whom? - ✔✔AB+ Which blood group is considered the universal donor? - �... ��✔O- What is the only artery in the body to carry oxygen poor blood? - ✔✔Pulmonic artery Chocolate cysts of the ovaries are attributed to which of the following? - ✔✔Endometriosis Which of the following is not true of synovial joints? 1.They are the most common joint the body 2. They have a fluid-filled capsule that surrounds their articulating surface 3. They are found in the intervertebral discs of the spinal column 4. They are the most moveable joint type in the body - ✔✔They are found in the intervertebral discs of the spinal column Ligaments connect which of the following? - ✔✔Bone to bone What is the longest muscle in the human body? - ✔✔Sartorius Where is the hyoid bone located? - ✔✔Neck Which of the following is not true of epithelial tissue? It is vascular It lines cavities in the body It rests on a basement membrane It helps form certain glands - ✔✔It is vascular Which of the following is not produced by an exocrine gland? Saliva Milk Digestive enzymes Adrenaline - ✔✔Adrenaline Where is the pyloric sphincter located? - ✔✔Between the stomach and small intestine Blood vessels enter and exit bones through which structure? - ✔✔Foramina Which cells are responsible for bone formation? - ✔✔Osteoblasts Why are bones considered to be organs? - ✔✔They contain nervous and connective tissue Which of the following shows the correct order of the flow of waste through the large intestine? - ✔✔Cecum, ascending colon, transverse colon, descending colon, sigmoid colon Which of the following is considered the primary pacemaker of the heart? - ✔✔SA node In which location does a sperm cell first fertilize an egg? - ✔✔Fallopian tube Where is interstitial fluid found in the body? - ✔✔In the tissues around cells What is the normal pH in the body? - ✔✔7.35 - 7.45 What is the bladder capacity of the average adult? - ✔✔500 ml Which lobe of the brain is associated with organizing sensory information, language, speech production, and memory formation? - ✔✔Temporal What does lipase do? - ✔✔It breaks down fats into fatty acids and glycerol Which is not a function of the the liver? Production and excretion of bile Blood detoxification and purification Storage of glycogen, minerals, and vitamins Filtering damaged red blood cells - ✔✔Filtering damaged red blood cells Which salivary gland produces mucin? - ✔✔Sublingual Which substance in the teeth continues to form throughout life and supports the enamel? - ✔✔Dentin What is the name the layer of the heart used for contraction that has striated muscle fibers? - ✔✔Myocardium Bile is produced by what structure? - ✔✔Liver Which is not a part of of the electrical conduction system of the heart? - ✔✔Chordae tendineae Which chamber of the heart receives blood from the superior and inferior vena cava? - ✔✔Right atrium What is the name of the heart valve between the left atrium and left ventricle? - ✔✔Mitral valve Where are neurotransmitters released? - ✔✔Axon terminal The structure that moves nerve impulses away from the cell body are called what? - ✔✔Axons Where does sperm maturation occur? - ✔✔Epididymis What is the hormone that stimulates uterine contractions? - ✔✔Oxytocin The exchange of gases in the lungs occurs where? - ✔✔Alveoli The volume of air in a normal breath is called what? - ✔✔Tidal volume What is the primary stimulus for breathing? - ✔✔Carbon Dioxide in the blood What is the name of the tube connecting the bladder to the kidney? - ✔✔Ureter What is the functional unit of the kidney called? - ✔✔Nephron What is not a function of the kidney? Regulate blood volume Regulate CO2 levels in the blood Regulate pH Regulate blood pressure - ✔✔Regulate CO2 levels in the blood Where is fat stored within the skeletal system? - ✔✔Yellow bone marrow What are the names of the bones in the lower arm? - ✔✔Radius and ulna The blood volume in the average adult male is? - ✔✔5-6 liters A person with type B blood has which of the following? - ✔✔B antigens on the red blood cells What is the earliest defense against invading bacteria? - ✔✔The Skin Which muscle is responsible for the adduction of the shoulder? - ✔✔Latissimus dorsi Which two bones make up the structure of the lower leg - ✔✔Fibula & Tibia This enzyme begins the process of carbohydrate digestion in the mouth. - ✔✔Amylase A rupture in the cardiac sphincter would result in what occurring? - ✔✔The backflow of gastric juices into the esophagus The right side of the heart is associated with which type of circulation? - ✔✔Pulmonary circulation Which sequence outlines the correct flow of blood through the heart? - ✔✔Blood enters the heart on the right side, collecting in the right atrium. After moving through the right ventricle, blood leaves the heart through the pulmonary artery to travel to the lungs to release carbon dioxide and absorb oxygen. The blood returns to the left side of the heart, through the pulmonary vein, going to the left atrium, then through the mitral valve to the left ventricle. Lastly, the blood leaves the heart through the aorta. The opening in the skull that is superior to the atlas is known as the - ✔✔Foramen Magnum Which of the following would be a direct result of lipid depletion in the human body? - ✔✔The decrease in the amount of estrogen produced. What area(s) of the brain are the most affected if a person is unable to understand written or verbal speech? - ✔✔Weirnecke's area What valve is responsible for preventing the backflow of blood from the right ventricle to the right atrium? - ✔✔Tricuspid valve Respiration rates are regulated by which of the following? - ✔✔Increasing levels of carbon dioxide The engulfing of large particles into the cell is referred to as - ✔✔Phagocytosis What lobe of the brain is responsible for processing olfactory information? - ✔✔Temporal What is the main function of calcitonin? - ✔✔Decreasing the calcium concentration in the blood. What vein returns blood to the heart, draining the head, neck, and upper torso? - ✔✔Superior vena cava Which type of cellular connection is characterized by openings in adjacent animal cells for intercellular exchange to take place? - ✔✔Gap Junctions What would result following an injury to the phrenic nerve? - ✔✔An inability to control breathing Which of the following would be a categorized as a flat bone? - ✔✔Scapula The limbic system of the brain is responsible for the regulation of - ✔✔Emotion The autoimmune disease, multiple sclerosis is characterized by the degradation of what? - ✔✔Myelin Sheath Electrical impulses called "action potentials" move along the axon of a neuron by - ✔✔Saltatory conduction In order for the actin filaments to bind to the myosin head, what must occur first? - ✔✔Calcium ions must bind to troponin molecules. Fats are broken down in the small intestine using which enzyme(s)? - ✔✔lipase & bile During exhalation, the diaphragm does which of the following? - ✔✔Relaxes and lifts Respiration rates are regulated by which of the following? - ✔✔Increasing levels of carbon dioxide What area of the eye has the most acute vision and is comprised only of cones? - ✔✔Fovea centralis which is an anterior muscle? a. gluteus maximus b. quadriceps femoris c. biceps femoris [Show More]

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