Organ Systems Part 2: Question Preview (ID: 28182)

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What process involves muscle contraction that move food through the esophagus?
a) absorption b) peristalsis c) mechanical digestion d) elimination
If a person’s pancreas does not produce enough insulin, the person has
a) A disease caused by bacteria. b) AIDS c) Allergies d) Diabetes
What is the main function of the excretory system?
a) To protect the nervous system. b) To strengthen skeletal muscles. c) To bring oxygen to body cells. d) To collect and remove wastes from the body
Which of the following is NOT a function of the digestive system?
a) Obtaining oxygen b) Eliminating undigested wastes from the body. c) Breaking down food into molecules that the body can use. d) Absorbing food molecules into the blood.
Which component of blood carries oxygen to the body cells?
a) plasma b) platelets c) red blood cells d) white blood cells
Blood vessels that carry blood away from the heart are called
a) arteries b) capillaries c) Lymphatic vessels d) veins
What structure(s) enable(s) the small intestine to absorb large amounts of nutrients?
a) gall bladder b) liver c) pancreas d) villi
A cut in the skin can lead to an infection because
a) It interferes with the immune system’s ability to fight disease. b) It allows pathogens to get into the body. c) The cut destroys the cilia that remove bacteria. d) The cut kills phagocytes.
When blood flows into the right atrium from the body, it contains
a) a lot of both oxygen and carbon dioxide. b) A lot of oxygen and a little carbon dioxide. c) Little oxygen and a lot of carbon dioxide. d) Little of either oxygen or carbon dioxide.
A chemical that kills bacteria or slows their growth is called a (an)
a) antibody b) antibiotic c) aspirin d) decongestant
The process in which your body breaks down food into small nutrient molecules is called
a) enzyme b) peristalsis c) digestion d) absorption
Which type of muscle is found only in the heart?
a) Voluntary muscle b) Smooth muscle c) Soft muscle d) Cardiac muscle
A dome-shaped muscle that plays an important role in breathing is the
a) alveolus b) bronchus c) diaphragm d) larynx
The bones that form the backbone are called
a) vertebrae b) tibia c) metatarsals d) carpals
Which of these heart structures prevents blood from flowing backward?
a) aorta b) coronary artery c) septum d) valve
What substance coats and protects the inside of the stomach?
a) bile b) mucus c) pepsin d) saliva
Which of the following is NOT a function of the skeleton?
a) Producing blood cells. b) Protecting internal organs. c) Obtaining oxygen. d) Providing shape and support for the body.
An infectious disease is a disease that
a) Can be spread only by bacteria. b) Cannot be cured. c) Is caused by pathogens. d) Is caught because the weather turns cold.
Which type of muscle tires quickly during exercise?
a) Smooth muscle b) Skeletal muscle c) Cardiac muscle d) Breathing muscle
How does skin protect the body from disease?
a) By gathering information about the environment. b) By increasing body temperature c) By supplying water to the body through pores. d) By keeping disease-causing microorganisms from entering the body.
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