ATI TEAS 7 STUDY GUIDE PRACTICE TEST 2 QUESTIONS AND ANSWERS

What organelle functions with the smooth ER to process, package and transport a variety of synthesized products throughout the cell? A. Ribosome B. the golgi apparatus C. cilia D. mitochondria The golgi apparatus Which is the major extracellular structure that provides protective and mechanical support to the outer layers of skin, hair and nails A. fibrillin B. collagen C. keratin D. melatonin Keratin Which of the following pairs of terms correctly completes the statement below. In the male reproductive system __________ cells produce_________ A. tunica albuginea; primary spermatids B. Sertoli; follicle stimulating hormone (FSH) C. Spermatogonia; luteinizing hormone (LH) D. Leydig; testosterone D. Leydig; testosterone Which of the following pairs of terms correctly completes the statement below? In humans, the ______joint has a greater range of motion than the_______joint A. elbow; knee B. sacroiliac; atlantoaxial C. elbow; shoulder D. knee; hip elbow; knee What molecule is a component of cell membranes and precursor molecule for the synthesis of the steroid hormones, cortisol, aldosterone, progesterone, and the sex hormone testosterone and estrogen. A. lipoproteins B. triglycerides C. lipid D. cholesterol D. Cholesterol Which of the following is the primary function of pulmonary surfactant A. prevention of ruptures of alveoli during maximal inspiratory effort B. prevention of collapse of alveoli during exhalation C. increased solubility of oxygen in solution between alveoli and capillary endothelium D. decreased viscosity of bronchiolar luminal mucous secretions. B. prevention of collapse of alveoli during exhalation Which cavity is enclosed by the inner walls of the thorax, abdominal wall muscle, and the inner surface bones and associated bones of the pelvis A. abdominal/pelvic B. thoracic C. ventral D. dorsal C. ventral Which layer of of the integumentary system has poor thermal conduction, thus acts as an insulator to protect against excessive heat transfer between the internal regions of the body and the external environment ? A. epidermis B. hypodermis C. dermis D. stratum corneum B. hypodermis What is the next structure that blood will pass through after the following sequences right atrium-tricuspid valve - right ventricle A. pulmonic valve B. pulmonary artery C. pulmonary vein D. right lung A. pulmonic valve Which of the followings is the most like site for the origin of a blood clot that travels and then lodges within the main right main pulmonary artery. A. a peripheral vein located in the leg B. the aorta C. the left atrium D. a main pulmonary vein a peripheral vein located in the leg Which of the following is a lymphocyte lineage cell type A. eosinophils b. plasma cell c. monocytes d. basophils b. plasma cell Dedicated or professional antigen presenting cell present antigens on their cell surface to T-cells in conjunction with which of the following types of cell membrane molecules? A. human leucocytic antigens B. ABO glycoproteins C. Rh-factor proteins D. cadherin-class cell adhesion molecules A. human leucocytic antigens Which is not a function of the sympathetic nervous system? A. redirecting of blood flow from the intestine to the skeletal muscles B. Suppression of peristalsis and digestion C. Dilation of the bronchial airways D. Reduction of the strength and contractility of the heart condition D. Reduction of the strength and contractility of the heart condition. Which of the following is most likely to lead to a suppression of the secretion of the hormones glucagon? A. high protein content of chyme in the stomach B. activation of the sympathetic nervous system C. a meal with high simple carbohydrates content D. the release of the hormone cholecystokinin (CCK) C. meal with high simple carbohydrate content Which of the following is a correct cause and effect sequence of events during the digestive process? A. CCK secretion- increased somatostatin secretion- increased pancreatic amylase secretion B. CCK secretion-increased bile secretion- increased fat emulsification. C. secretin secretions - increased gastric mucous secretion- increase pepsin secretion D. secretin secretion - increased gastric HCL secretion - increased pepsin activation B. CCK secretion-increased bile secretion- increased fat emulsification The male and female sex hormones are regulated by the _______through the release of ________which regulates the synthesis and release of _______ and _______ by the _________pituitary. A. pineal; GnRh, testosterone; estrogen; anterior B. pineal; GHIH; PRL; LH; posterior C. hypothalamus, GHRH, testosterone; estrogen; posterior D. hypothalamus; GnRh; LH; FSH; anterior D. hypothalamus; GnRh; LH; FSH; anterior What type of muscle is located throughout the body, particularly in the muscular layers of the respiratory airways, the walls of the digestive tract, and the circulatory vessel wall. This muscle is not under voluntary control but regulated by the autonomic nervous system. A. smooth B. skeletal C. cardiac D. voluntary A. smooth What structure consists of the dense connective tissue A. collagen, keratin, and elastin B. ligaments, tendons, cartilage, and the lower structural layers of the dermis of the skin C. epidermal, subcutaneous, and dermal layer of the skin D. bone, blood, plasma, and extracellular proteins. B. ligaments, tendons, cartilage and the lower structural layers of the dermis of the skin