ATI Teas 7 Science Questions and Answers

Which of the following describes the function of the ribosome? a. Protein Synthesis b. Energy Production c. Cell Movement d. Storage of Moleculesa. Protein Synthesis Because muscle cells require large amounts of energy to function correctly, which organelleswould be prevalent in those types of cells? a. Ribosomes b. Mitochondria c. Cytoskeleton d. Cell membrane b. Mitochondria Which of the following organelles is responsible for storing genetic information? a. Nucleus b. Ribosomes c. Cell membrane d. Lysosomes a. Nucleus Which of the following structures changes the volume of the lungs? a. Alveoli b. Heart c. Trachea d. Diaphragm d. Diaphragm Which of the following statement best explains how the structure of alveoli relates to its function? a. alveoli are large to maximize gas exchange b. the walls of the alveoli are thin to increase the rate of diffusion c. the walls of the alveoli are thick to prevent pressure buildup d. alveoli are small to increase the transportation of cells b. the walls of the alveoli are thin toincrease the rate of diffusion Which of the following statement best describes the primary function of the respiratory system? a. it transports oxygen and carbon dioxide to cells all over the body. b. it involves the inhalation and exhalation of gases into the environment c. it exchanges gases between the blood and the air in an environment .d. it maintains proper blood level pH c. it exchanges gases between the blood and the air inan environment Which of the following conditions causes a narrowing of airways in the respiratory system? a. influenza b. bronchitis c. asthma d. pneumonia c. asthma Which of the following lists the primary parts of the heart? a. Blood cells b. Muscle tissue split into two chambers c. Muscle tissue split into four chambers d. Four ventricles c. Muscle tissue split into four chambers Which of the following blood component is responsible for transporting oxygen? A. Red blood cells B. Plasma C. Dissolved gases D. Leukocytes A. Redbloodcells Which of the following chambers pumps blood towards the lungs? A. Left atrium B. Right atrium C. Left ventricle D. Right ventricleD. Right ventricle Which of the following statements best describes the function of veins? A. Veins carry deoxygenated blood B. Veins carry oxygenated blood C. Veins carry blood back to the heart D. Veins carry blood away from the heart C. Veins carry blood back to the heart In which of the following organs does digestion begin? A. Mouth B. Stomach C. Small intestine D. Pancreas A. Mouth In which of the following organs does the breakdown of protein begin? A. Mouth B. Stomach C. Small intestine D. Pancreas D. Pancreas Which of the following structures absorbs nutrients in the small intestine? A. Mucus B. Microvilli C. Enzymes D. Hormones B. Microvilli Which of the following statements best describes peristalsis? A. Muscle contractions that move food through the digestive tract. B. The mechanical breakdown of food entering the stomach. C. The partly digested food moves from the stomach to the small intestine. D. Chemical digestion of food with the help of enzymes. In well-structured A.Muscle contractions that move food through the digestive tract Which of the following actions is controlled by voluntary nerve signals? a. Walking b. Digestion c. Heart beating d. Breathing a. Walking Which of the following best describes the function of a nerve synapse? a. it carries a nerve impulse away from the nerve body. b. it is responsible for involuntary muscle movements. c. it allows for the passing of signals between neurons and muscles. d. it contains a bundle of fibers that transmit electrical impulses. c. it allows for the passingof signals between neurons and muscles. Which of the following types of muscle cells are often voluntary? a. skeletal b. smooth c. cardiac d. nervous a. skeletal Which of the following types of nerves send messages to the brain? a. skeletal b. smooth c. sensory d. motor c. sensory Which of the following organs produce female gametes? a. ovary b. testes c. prostate d. uterus a. ovary Which is the location where fertilization typically takes place? a. vagina b. penis c. vas deferens d. fallopian tubes d. fallopian tubes Which of the following best describes one function of estrogen? a. production of sperm cells b. maturation of eggs c. release of egg d. fertilization b. maturation of eggs Which of the following results from the production of luteinizing hormone (LH) in males? a. bone growth b. facial hair growth c. testosterone production d. spermproductionc. testosterone production Which of the following is the layer of skin that forms a protective, waterproof barrier? a. dermis b. sudoriferous c. sebaceous d. epidermis d. epidermis Which of the following best describes the function of melanocytes? a. secretion of substances like minerals and alcohol b. production of melanin c. absorption of vitamin D d. sensing the environment b. production of melanin Which of the following layers of the skin contains hair follicles? a. dermis b. sudoriferous c. sebaceous d. epidermis a. dermis Which of the following layers of the skin contains a layer of dead cells? a. dermis b. hypodermis c. sudoriferous d. epidermis d. epidermis Which of the following best describes the kind of message sent in the endocrine system? a. electrical signals between axons b. chemical signals that travel through the bloodstream c. physical sensory signals received through the integumentary system d. audiovisual signals processed through the brain b. chemical signals that travel through thebloodstream Which of the following structures secretes releasing hormones? a. hypothalamus b. pituitary