TEAS Test 6, Science Multiple Choice 35 QUESTIONS WITH 100% CORRECT ANSWERS

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which of the following pairs correctly matches a cellular organelle with its function? A. golgi apparatus- protein synthesis B. smooth endoplasmic reticulum- energy C. Cytoskeleton- movement D. ce ... ll membrane- storage - cytoskeleton- movement which of the following describes an anatomical relationship between two structures in the human body? A. the mouth is anterior to the nose B. the ribs are lateral to the sternum C. the patella is inferior to the tibia D. muscles are superficial to skin - the ribs are lateral to the sternum which of these organs is directly involved in the synthesis of red blood cells in an adult? A. liver b. spleen c. bone marrow d. lymph nodes - bone marrow at the end of a sprint, a runner breathes hard because the medulla oblongata senses which of the following? a. low oxygen levels in the blood b. low carbon dioxide levels in blood c. blood becoming more alkaline d. blood becoming more acidic - blood becoming more acidic which of the following situations would result in increased oxygen diffusion from alveoli into the blood? a. increase in perfusion and decrease in ventilationb. an increase in oxygen concentration of blood c. reduction in alveolar surface area d. reduction in residual volume of the lung - reduction in residual volume of the lung which of the following describes a property of cardiac cells? a. generation of electrical impulses b. production of red blood cells c. immune protection functions d. removal of waste products from the body - generation of electrical impulses which of the following blood component levels would be expected to increase following vaccination? a. red blood cells b. antibodies c. dissolved gases d. leukocytes - antibodies which of the following statements regarding the circulatory system is correct? a. the sinoatrial node is present in the top section of the right atrium b. all veins carry deoxygenated blood back to the heart c. the heart's "lub-dub" sound is caused by the electrical impulse generation d. the heart's atria have thicker walls than the ventricles - the sinoatrial node is present in the top section of the right atrium which of the following physiological responses follows eating a large meal? a. pulse rate increases b. peristalsis rate increases c. enzyme production decreases d. parasympathetic nervous activity decreases - peristalsis rate increaseswhich of the following describes why liver failure is a critical health emergency? a. the liver produces the majority of digestive enzymes b. food is filtered through the liver before digestion takes place c. the liver helps digested food products to be pumped around the body d. the liver filters digestion products and produces urea as waste - the liver filters digestion products and produces urea as waste salivary amylase - carbohydrate- digesting enzyme produced by salivary glands pepsinogen - zymogen form of protease produced by the stomach parietal cells - cells that produce acid in the stomach pyloric sphincter - valve through which chyme passes from stomach to duodenum gastrin - hormone produced by stomach that induces stomach secretions cholecystokinin - hormone that induces bile and pancreatic juice secretion jejunum - second secretion of small intestine where majority of absorbtion occurs hepatic portal vein - blood vessel that carries nutrients directly from small intestine to liver water - substance mainly absorbed from waste in large intestine rectum - region of large intestine in which feces is stored before elimination which of the following actions is controlled by the autonomic nervous system? a. walkingb. chewing c. heart beating d. talking - heart beating which of the following processes best describes how a signal travels across a nerve synapse? a. electrical b. kinetic c. potential d. chemical - chemical what is the primary component of muscles? a. fat b. protein c. carbohydrate d. nucleic acid - protein which of the following connects the ovaries and uterus? a. vagina b. cervix c. vas deferens d. fallopian tubes - fallopian tubes in which of the following organs is estrogen primarily made? a. testicles b. uterus c. scrotum d. ovaries - ovaries which of the following is the outermost layer of the skin?a. dermis b. sudoriferous c. sebaceous d. epidermis - epidermis [Show More]

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