Multiple Choice
Identify the letter of the choice that
best completes the statement or answers the question.
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1.
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How
are infectious diseases spread? a. | through coughing, sneezing, or physical
contact | b. | through
contaminated water and food | c. | by infected animals | d. | all of the above | | |
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2.
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Which
body system acts as a transportation system? a. | circulatory | b. | respiratory | c. | nervous | d. | excretory | | |
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3.
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Which
of the following is NOT a function of bones in the human skeletal system? a. | store minerals | b. | regulate body temperature | c. | move body parts | d. | protect organs | | |
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4.
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What
is the function of the central nervous system? a. | to relay messages | b. | to process information | c. | to analyze information | d. | all of the above | | |
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5.
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Which
of the following is NOT a function of skin? a. | help regulate body temperature | b. | remove body wastes | c. | contract and relax muscles | d. | help prevent infection | | |
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6.
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Which
endocrine gland secretes sex hormones? a. | adrenal medulla | b. | testis | c. | hypothalamus | d. | pituitary | | |
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7.
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Ligaments connect a. | cartilage to bone. | b. | muscle to muscle. | c. | bone to muscle. | d. | bone to bone. | | |
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8.
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Where
is cardiac muscle tissue located in the body? a. | heart | b. | ribs | c. | skull | d. | bones | | |
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9.
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When
the pressure of blood pumping through the blood vessels is constantly too high, the condition is
known as a. | a heart
attack. | b. | hypertension. | c. | atherosclerosis. | d. | a stroke. | | |
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10.
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An
infectious disease is one that is caused by a. | heredity. | b. | materials in the environment. | c. | pathogens. | d. | hemophilia. | | |
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11.
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Compared with the walls of arteries, the walls of veins a. | are thicker. | b. | are thinner. | c. | lack valves. | d. | have more resistance. | | |
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12.
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Where
does the process of chemical digestion begin? a. | stomach | b. | esophagus | c. | small intestine | d. | mouth | | |
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13.
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Which
is the correct direction of blood flow? a. | right atrium ® right ventricle ® pulmonary
artery | b. | right atrium
® left atrium ® pulmonary artery | c. | left ventricle ® pulmonary artery ®
aorta | d. | left ventricle
® left atrium ® aorta | | |
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14.
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An
example of an infectious disease that is spread by viruses in the air is a. | athlete's foot. | b. | tuberculosis. | c. | the flu. | d. | tetanus. | | |
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Figure 36-2
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15.
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Which
diagram(s) in Figure 36-2 show(s) muscles that are striated?
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16.
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In
Figure 36-2, diagram B is an example of a. | cardiac muscle. | b. | skeletal muscle. | c. | smooth muscle. | d. | heart muscle. | | |
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17.
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What
two layers make up skin? a. | keratin and dermis | b. | epidermis and melanin | c. | epidermis and dermis | d. | melanin and keratin | | |
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18.
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Which
system regulates and controls the body’s functions? a. | endocrine system | b. | lymphatic system | c. | integumentary system | d. | skeletal system | | |
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19.
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What
structure serves as a passageway for both air and food? a. | pharynx | b. | trachea | c. | larynx | d. | bronchus | | |
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20.
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Air is
forced into the lungs by the contraction of the a. | alveoli. | b. | bronchioles. | c. | diaphragm. | d. | heart. | | |
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21.
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The
surest way to prevent sexually transmitted diseases is to a. | shower before having sexual
relations. | b. | shower after
having sexual relations. | c. | use a condom when having sexual
relations. | d. | abstain from
sexual relations. | | |
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22.
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Which
of the following is NOT a part of the circulatory system? a. | heart | b. | air passageway | c. | series of blood vessels | d. | blood | | |
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23.
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What
passage carries food between the pharynx and the stomach? a. | small intestine | b. | epiglottis | c. | esophagus | d. | large intestine | | |
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24.
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The
top layer of the epidermis is made of a. | flat, dead cells. | b. | melanin. | c. | collagen. | d. | healthy, living cells. | | |
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25.
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Which
of the following activities are keys to avoiding cardiovascular disease? a. | exercise | b. | reduce stress | c. | control weight | d. | all of the above | | |
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26.
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The
endocrine system is made up of a. | hormones. | b. | glands. | c. | gonads. | d. | prostaglandins. | | |
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27.
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Inorganic molecules that perform vital functions in the body are
called a. | lipids. | b. | proteins. | c. | vitamins. | d. | minerals. | | |
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28.
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Air is
filtered, warmed, and moistened in the a. | nose and mouth. | b. | throat. | c. | lungs. | d. | pharynx. | | |
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29.
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Which
of the following is NOT part of the integumentary system? a. | skin | b. | cartilage | c. | nails | d. | hair | | |
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30.
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How
many bones are found in an adult human skeleton?
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31.
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The
process by which organ systems maintain a controlled, stable, internal environment is
called a. | circulation. | b. | organization. | c. | homeostasis. | d. | teamwork. | | |
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32.
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Which
of the following blood cells contain hemoglobin? a. | red blood cells | b. | white blood cells | c. | platelets | d. | all of the above | | |
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33.
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The
stomach breaks down food into a soft, partially digested mixture called a. | pepsin. | b. | chyme. | c. | bolus. | d. | bile. | | |
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34.
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About
how many kilocalories does the average teenager need per day? a. | 100 to 200 | b. | 500 to 600 | c. | 2200 to 2800 | d. | 10,000 | | |
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35.
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The
most important function of the skin is a. | protection. | b. | storing fat. | c. | sweating. | d. | insulation. | | |
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36.
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The
levels of organization in the body include a. | endocrine, respiratory, digestive, and
nervous. | b. | cells, tissues,
organs, and organ systems. | c. | cells, tissues, and organs. | d. | lymphatic, respiratory, and
circulatory. | | |
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37.
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Which
system controls and coordinates functions throughout the body and responds to internal and external
changes? a. | lymphatic
system | b. | nervous
system | c. | excretory
system | d. | reproductive
system | | |
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38.
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Which
body system collects the fluid that is lost by the blood and returns it to the body’s transport
system? a. | circulatory | b. | lymphatic | c. | respiratory | d. | nervous | | |
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39.
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Which
of the following pathways is the largest of the circulatory system? a. | systemic circulation | b. | pulmonary circulation | c. | lymphatic circulation | d. | coronary circulation | | |
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40.
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What
tough connective tissues joins skeletal muscles to bones? a. | joints | b. | ligaments | c. | periosteum | d. | tendons | | |
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41.
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Which
of the following provides support for the body, attachment sites for muscles, and protection for
internal organs? a. | skin | b. | spinal cord | c. | skeleton | d. | joints | | |
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42.
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Antibiotics fight infections by a. | preventing viruses from
replicating. | b. | killing
bacteria. | c. | killing infected
cells. | d. | growing green
mold that inhibits bacterial growth. | | |
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43.
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A
zygote is a a. | two-celled
embryo. | b. | solid ball of
about 50 cells. | c. | blastocyst. | d. | fertilized egg. | | |
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44.
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The
main organs of the excretory system are the a. | kidneys. | b. | lungs. | c. | intestines. | d. | ureters. | | |
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45.
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A
group of similar cells that perform a single function is called a(an) a. | nerve. | b. | organ. | c. | tissue. | d. | organ system. | | |
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46.
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The
energy to perform actions, as well as the materials from which body cells and tissues are made, come
from a. | cellulose. | b. | oxygen. | c. | food. | d. | blood. | | |
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47.
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Water
is extracted from digested food in the body primarily by the a. | bladder. | b. | gallbladder. | c. | large intestine. | d. | pancreas. | | |
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48.
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Which
of the following are the smallest of the blood vessels? a. | arteries | b. | veins | c. | lymphatic cells | d. | capillaries | | |
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49.
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The
periosteum is a a. | place for storing
fat cells. | b. | location for red
blood cell production. | c. | tough layer of connective tissue surrounding a
bone. | d. | latticework
structure that adds strength to the bone. | | |
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50.
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Swollen lymph nodes might indicate a. | an infection. | b. | high blood pressure. | c. | varicose veins. | d. | an irregular heartbeat. | | |
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