Name:_______________________Date:__________Score:______
The Human Anatomy & Physiology Pre-Test
Direction: Encircle the letter of the best correct
answer.
1 Microtubules help provide support for
the cell. What body system has the same function?
A skeletal system
B digestive system
C circulatory system
D respiratory system
2 The skeletal system is important for
maintaining homeostasis because it: USE THIS DIAGRAM TO ANSWER QUESTIONS 6-13
A protects your organs
B produced blood cells 6 How does the structure of the alveoli help process
C helps you move 1 in the diagram?
D all of the above A small patterns on the surface of the alveoli
correspond with the shapes of CO2 and O2
3 What part of a heating and air conditioning molecules and allow them to enter
system performs a function similar to nasal hairs? B smooth, rounded membranes of the alveoli allow
A ducts gas molecules to flow in and our freely
B thermostat C the hollow interior of the alveoli has ample space
C filter for unlimited gas molecules
D cooling agent D thin walls of the alveoli let molecules of CO2 and
O2 pass through easily
4 Riding a bicycle requires additional energy from
leg muscles. Which of the following conditions may
7 What two body systems are interacting in this
result from this activity, and which response helps
diagram?
restore the body to its normal condition?
A respiratory-excretory
A increased carbon dioxide in the blood can be
B digestive-circulatory
removed by breathing faster
C nervous-endocrine
B decreased oxygen can be replaced by digesting
D respiratory-circulatory
an apple
C increased sugars in the blood stream can be 8 Study the diagram carefully. What
diluted by drinking water process is illustrated in the diagram?
D increased salt wastes can be removed by the A photosynthesis
heart B gas exchange
C respiration
D gas deposition
9 The protein molecule that carries CO2
and O2 to and from tissues is found in
which structure?
A1
B2
C3
5 Which statement best describes the function of D4
this human body system?
A breaks down food into nutrients and wastes 10 Identify structure 2.
B supplies O2 to the blood, which in turn delivers A vein
O2 to all parts of the body B artery
C endocrine and reproductive C nerve
D nervous and digestive D capillary
11 Identify structure 3.
A vein
B artery B nervous system
C red blood cell C digestive system
D capillary D integumentary system
12 What is the original source of O2 in the 18 Which of the following is NOT a part
alveoli? of the integumentary system of the
A lungs body?
B inhaled air A hair
C nasal passages B bones
D exhaled air C skin
D finger and toe nails
13 What is the major role of hemoglobin in
red blood cells? 19 When a person’s body needs food, the
A carry food and oxygen to body cells brain helps maintain homeostasis by
B prevent disease and fight infection sending signals that make the person
C carry digestive juices to the stomach A feel hungry.
D send chemical messages to the B perspire.
nervous system C put on a sweater.
D feel tired.
14 Which of the following is NOT a part
of the respiratory system? 20 One of the functions of the endocrine system in
A diaphragm the body is to -
B esophagus A circulate blood to all parts of the
C lungs body
D trachea B collect waste products and
remove them from the body
15 The mitochondria, the cell membrane, C provide a strong framework for
and lysosomes perform the same the body
functions for the cell that the _______ D produce enzymes to help digest
system does for our body. food
A skeletal
B digestive 21 Ovaries produce and secrete hormones in
C circulatory addition to eggs. To what human body systems to
D respiratory ovaries belong?
A integumentary and reproductive
B excretory and muscular
C endocrine and reproductive
D nervous and digestive
22 Two body systems work together to help
remove waste products from blood. What are these
two systems?
A circulatory and excretory
B skeletal and digestive
C circulatory and digestive
16 What two body systems are represented in this D muscular and excretory
diagram?
A respiratory and reproductive 23 The human body has specialized organs which
B muscular and skeletal collect and process substances from the blood. The
C digestive and respiratory concentrated substances are then secreted as
D circulatory and endocrine hormones to regulate body processes. These
specialized organs are called -
A ducts
B glands
C organelles
17 The largest human body organ which D nodes
regulates temperature and serves as a
barrier against harmful microorganisms 24 The skin helps regulate body temperature by
belongs to the - allowing excess heat to escape from the body. It
A circulatory system does this by producing sweat. If your body lost
the ability to sweat, what could happen to you if C A bird flies away when it sees a cat nearby
you competed at a track meet? D A bird eats when it feels hungry.
A nothing
B you would start to shiver 32 A signal that comes from outside the body and
C you would overheat causes an organism to react in some way is called
D you could win the races easier a(n) -
A external stimulus
25 A basketball player helps maintain stable body B response
temperature during the game by perspiring. The C internal stimulus
sweat helps cool his body by evaporating. What is D message
this an example of?
A mitosis Direction: Answer directly what is asked.
B homeostasis
C respiration One way your body responds to a cold environment
D digestion is by shivering.
33-34 Which two body systems are involved here
26 Failure of homeostatic regulation in the body to maintain body temperature?______________________
results in __________________________________________________________
A autoregulation 35-36 How does shivering help to maintain body
B disease temperature? __________________________________________
C extrinsic regulation ___________________________________________________________
D positive feedback
27 The process by which an organism's internal
environment is kept stable in spite of changes in
the external environment is called
A growth
B digestion
C homeostasis
D respiration 37 Name the body system in column A:
______________________________________
28 A person develops an elevated body 38 Name the body system in column B:
temperature from a bacterial infection. The fever is ______________________________________
a response from the body to help fight the infection 39 Name the body system in column C:
by - ______________________________________
A slowing the growth of the bacterial infection 40 Name the body system in column D:
B increasing the energy level of the body ______________________________________
C increasing the body’s heart rate
D stopping additional bacteria from entering the
body
29 Identify the statement that describes a cat’s
response to an internal stimulus
A A cat eats when it feels hungry.
B A cat runs in the house to get out of the rain.
C A cat hisses when it sees a dog.
Enjoy and God bless...
D A cat purrs while it is scratched.
ma'am nadz:-)
30 The presence of a harmful material in the
stomach will probably cause:
A the absorption of water in the stomach
B vomiting
C the absorption of food in the small intestine
D the stomach to stop churning
31 Identify the statement that describes a bird’s
response to an external stimulus
A A bird sings a song to attract a mate.
B A bird cleans its feathers after landing in a tree.
