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ATI TEAS 7 SCIENCE EXAM QUESTIONS AND ANSWERS.

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ATI TEAS 7 SCIENCE EXAM QUESTIONS AND ANSWERS.

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  • November 8, 2024
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Wisdoms
ATI TEAS 7 SCIENCE EXAM QUESTIONS AND ANSWERS.


1. 1. Which of the following describes the function of
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tendons? o Tendons attach skeletal muscle to bone
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o Tendons attach two bones gh gh gh




o Tendons attach bones to ligaments gh gh gh gh




o Tendons attach skeletal muscles to ligaments: o Tendons attach skeletal
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mus- cle to bone
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2. 2. Which of the following substances is excreted by sweet glands in
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re- sponse to the
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breakdown of protein and the formation of ammonia? gh gh gh gh gh gh gh




o Lysoymes
o Water
o Urea
o Sebum: o Urea gh gh




3. 3. Which of the following terms describes the removal of metabolic
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waste from the
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body?
o Secretion
o catabolism
gh




o anabolism
gh




o Excretion: o Excretion gh gh




4. 4. The shortening of a sarcomere in skeletal muscle is directly due to
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the interactional of
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which of the following?
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o Acetylcholine and acetylcholinesterase gh gh




o Pepsin and pepsinogen gh gh




o Myosin and actin gh gh




o Dynein and kinesin: o Myosin and actin
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5. 5. Mutations in which of the following types of cells can be inherited
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by offspring?
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o Ovarian
o endocrine
gh




o neural
gh




o muscle: o Ovarian
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6. 6. Which of the following parts of the central nervous system
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1 gh / 14
gh

, releases chemicals that
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regulate the pituitary gland?
gh gh gh




o Hypothalamus
o Cerebellum




2 gh / 14
gh

, o Thalamus
o Spinal cord: o Hypothalamus gh gh gh




7. 7. A cell is placed in a hypertonic solution. Which of the following
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describes the
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resulting osmosis? gh




o There is no flow of water gh gh gh gh gh




o The net flow of water into and out of the cell is zero
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o There is a net flow of water out of the cell
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o There is a net flow of water into the cell.: o There is a net flow of water
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out of the cell
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8. 8. Which of the following is an example of active transport?
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o Aquaporins in kidney cells that help concentrate urine gh gh gh gh gh gh gh




o Movement of substance from an area of high concentration to an area of low gh gh gh gh gh gh gh gh gh gh gh gh gh




concentration
gh




o Movement of a sodium and potassium across the cell membrane against gh gh gh gh gh gh gh gh gh gh




the concentration gradient.
gh gh gh




o Loss of water from a cell in a hypertonic solution: o Movement of a
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sodium and potassium across the cell membrane against the
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concentration gradient.
gh gh




9. 9. Which of the following vessels is responsible for carrying blood from
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the upper body
gh gh gh




to the right atrium of the heart?
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o Pulmonary veins gh




o Aorta
o Pulmonary arteries gh




o Superior vena cava: o Superior vena cava gh gh gh gh gh gh




10. 10. Carbohydrates are composed of which of the following?
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o Nucleic acids gh




o Monosaccharides
o Isoprenoids
o Amino acids: o Monosaccharides gh gh gh




11. 11. The following equation summarizes the carbonic acid-bicarbonate
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ion buffer system of the blood CO2+H2O H2CO3 HCO3- +H +
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Which of the following equations shows the reaction that takes place when
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there are excessive H+ ions?
gh gh gh gh gh




o H2CO3 CO2 + H2O gh gh gh




o HCO3- + H+ H2CO3 gh gh gh




o CO2 + H2O H2CO3 gh gh gh




o H2CO3 HCO3- +H +: o HCO3- + H+ H2CO3 gh gh gh gh gh gh gh gh




3 gh / 14
gh

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