Human Body & Disease Practice
1) Which of the following effects would you expect if red blood cells were shaped like neurons?
:They would not be able to move as easily through capillaries.***
:They would more easily carry out gas exchange in the alveoli.
:They would not need to be transported through the body.
:They would become more effective at picking up urea discarded by body cells.
2) Which of the following is not a function of the skeletal system?
:Supports the body.
:Works with other body systems to allow movement.
:Manufactures new blood cells.
:Sends signals to the brain.***
3) Which of the following body systems are involved in the first line of defense of the immune system against infection?
:Integumentary, digestive, respiratory.***
:Nervous, circulatory, skeletal.
:Muscular, endocrine, urinary.
:Urinary, skeletal, integumentary.
4) Which of the following sets of structures would be involved in ridding the body of unwanted urea?
:Sensory neuron, interneuron, spinal cord.
:Alveoli, atrium, cilia.
:Capillary, nephron, ureter.***
:Brain, esophagus, small intestine.
5) An infectious disease is a disease that
:Is caught because the weather turns cold.
:Is caused by pathogens.***
:Can be spread only by bacteria.
:Cannot be cured.
6) Which of the following statements is true regarding infectious agents?
:Infectious agents are all too small to be seen without a microscope, and none can be classified as living.
:All infectious agents are living because they are all classified as microorganisms.
:Of all the infectious agents, only viruses are considered living because they actively inject their DNA or RNA into host cells.
:Viruses cannot be treated with antibiotics because they are not living organisms.***
7) Which discovery in the 1800s led to the development of germ theory?
:Vaccines could prevent a disease.
:Antibiotics exist that can be given to counteract an infection.
:Infection rates decline when health care professionals wash their hands in between seeing patients.***
:Some diseases, such as cancer, are caused by chemical factors.
8) Follow a carbon atom in a piece of bread eaten by a boy. Which of the following describes a path that this atom could take?
:Mouth>esophagus>stomach>large intestine>blood>body cell.
:Mouth>esophagus>stomach>small intestine>blood>body cell.***
:Mouth>large intestine>esophagus>stomach>blood>body cell.
:Mouth>esophagus>small intestine>stomach>blood>body cell.
9) Which of the following sets of structures is innervated by the somatic nervous system?
:Esophagus, stomach, small intestine.
:Atrium, ventricle, arteries.
:Biceps, triceps, quadriceps.***
:Diaphragm, bladder, large intestine.
10) Which of the following cell types would you expect to increase in number after a person becomes infected with a pathogen?
:Sensory neurons.
:White blood cells.***
:Epidermal cells.
:Red blood cells.
34 answers
2.d
3.a
4.c
5.b
6.d
7.c
8.b
9.c
10.b
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1. a
2. d
3. a
4. c
5. b
6. d
7. c
8. b
9. c
10. b
2. D
3. A
4. C
5. B
6. D
7. C
8. B
9. C
10. B
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1 answer