ATI TEAS PRACTICE TEST Science Full 2024 test bank with complete solutions

ATI TEAS PRACTICE TEST Science Full 2024 test bank with complete solutions pancreatic secretions that aid in digestion of food are produced by which of the following types of cells? a. islet alpha cells b. islet beta cells c. acinar cells d. sphincter cells - answerc. acinar cells which of the following is the collagen rich material that connects muscles to bones? a. tendon b. ligament c. reticular tissue d. areolar tissue - answera. tendon which of the following statements best explains why RNA inside a cell is almost never found as a single stranded molecule? a. alleles for genes are found in pairs, so their RNAs also pair up b. RNA normally exists with its complimentary strand within a double helix c. RNA and DNA form hybrid pairs for all transcribing parts of the chromosome d. shorts stretches of complimentary sequences can cause RNA to fold back on itself - answerd. short stretches of complimentary sequences can cause RNA to fold back on itself which of the following is the circular muscle that regulates opening and closing of a body aperture? a. fosa b. fascia c. sphincter d. valve - answerc. sphincter the sliding filament theory proposes that which of the following occurs during the contraction phase of muscle? a. the sarcomeres shorten b. myosin degenerates c. actin binds calcium ions d. ATP is produced by myosin - answera. the sarcomeres shorten which of the following is an irregular bone of the throat that aids in tongue movement and swallowing? a. stapes b. hyoid c. ischium d. calcaneus - answerb. hyoid which of the following hormones is involved in the process of labor and childbirth? a. luteinizing hormone b. gonadotrophin releasing hormone c. thyroxine d. oxytocin - answerd. oxytocin which of the following is a type of specialized antigen-processing cell that activates T-cells of the immune system? a. plasma cells b. thrombocytes c. dendritic cells d. eosinophils - answerc. dendritic cells mammary glands are a modified type of which of the following glands? a. sebaceous glands rine glands c. eccrine glands d. apocrine glands - answerd. apocrine glands which of the following options lists the correct order of events in a signaling pathway in a feedback loop used to maintain homeostasis? a. receptor, effector, integration, stimulus, response b. receptor, stimulus, integration, response, effector c. stimulus, effector, integration, receptor, response d. stimulus, receptor, integration, effector, response - answerd. stim