ATI TEAS 7 BANK
QUESTIONS &ANSWERS
LATEST UPDATES
What is the name of the structure that prevents food from entering the airway?
a) trachea
b)
... [Show More] esophagus
c) diagram d)
epiglottis
(Test 1) ANS - d) epiglottis
"the epiglottis covers the trachea during swallowing, thus preventing food from
entering the airway"
?= aka the windpipe
- is a cylindrical portion of the respiratory tract that joins the larynx with the lungs
(Test 1) ANS - Trachea
?= connects the throat to the stomach
- when someone swallows, this contracts to force the food down into the stomach
- like other structures in the respiratory system, this structure secretes mucus for
lubrication
(Test 1) ANS - Esophagus
Which substance makes up the pads that provide support between the vertebrae?
a) bone
b) cartilage
c) tendon
d) fat
(Test 1) ANS - b) cartilage
Where is the parathyroid gland located?
a) neck
b) back
c) side
d) brain
(Test 1) ANS - a) neck
Which element w/in the respiratory system is responsible for removing foreign matter
from the lungs?
a) bronchial tubes
b) cilia
c) trachea
d) alveoli
(Test 1) ANS - b) cilia
(READ STARRED BULLET POINT****)
- the cilia are the tiny hairs in the respiratory system that are responsible for
removing foreign matter from the lungs
**the cilia are located within the BRONCHIAL TUES, BUT it is the cilia that have the
responsibility for removing inappropriate materials b4 they enter the lungs**
Organized from high to low, the hierarchy of the human body's structure is as
follows:
organism, organ system, organs, tissues
Which of the following comes next?
a) molecules
b) atoms
c) cells
d) muscle
(Test 1) ANS - d) cells
after cells comes molecules & then atoms
On average, how many neutrons does one atom of bromine (Br) have?
NOTE:
- atomic #= 35
- atomic mass= 79.9
a) 35
b) 44.90
c) 45
d) 79.90
(Test 1) ANS - b) 44.90
to determine the number of neutrons (n), subtract the atomic number (35) from the
atomic mass (79.9)
79.9 - 35 = 44.90
On average, how many protons does one atom of zinc (Zn) have?
NOTE:
- atomic # = 30
- atomic mass = 65.39
a) 30
b) 35
c) 35.39
d) 65.39
(Test 1) ANS - a) 30
- The number of protons is the atomic number
- The number of protons is the same for every atom of a given element
What is the name of the process in the lungs by which oxygen is transported from
the air to the blood?
a) osmosis
b) diffusion
c) dissipation
d) reverse osmosis
(Test 1) ANS - b) diffusion
cannot be osmosis- osmosis is the movement of a solution from an area of low conc
to an area of higher conc through a permeable membrane
cannot be dissipation- dissipation is any wasteful consumption or use
cannot be reverse osmosis- a process for purifying a solution by forcing it through a
membrane that blocks only certain pollutants
Which gland is responsible for the regulation of calcium levels?
a) parathyroid glands
b) thyroid glands
c) adrenal glands
d) pancreas
(Test 1) ANS - a) parathyroid glands
"The parathyroid glands are 4 small glands that sit on top of the thyroid gland and
regulate calcium levels by secreting parathyroid hormone. The hormone regulates
the amount of CALCIUM & MAGNESIUM that is excreted by the KIDNEYS into the
URINE"
Which secretion of the digestive system is responsible for water reabsorption?
a) large intestine
b) duodenum
c) small intestine
d) gallbladder
(Test 1) ANS - a) large intestine
LI main functions:
- reabsorption of water into body to form solid waste**
- allows for absorption of vit K
Which of the following describes one responsibility of the integumentary system?
a) distributing vital substances (such as nutrients) throughout the body
b) blocking pathogens that cause diseases
c) sending leaked fluids from the cardiovascular system back to the blood vessels
d) storing bodily hormones that influence gender traits
(Test 1) ANS - b) blocking pathogens that cause diseases
"The integumetnary system includes skin, hair, & mucous membranes, all of which
are responsible (in part) for blocking disease-causing pathogens from entering the
blood stream"
IT CANNOT be A b/c the circulatory system distributes vital substances through the
body
IT CANNOT be C b/c the lymphatic system sends leaked fluids from the
cardiovascular system back to the blood vessels
IT CANNOT be D b/c the reproductive system stores bodily hormones that influence
gender traits
When are the parasympathetic nerves active w/in the nervous system?
When an individual....
a) experiences a strong emotion, such as fear or excitement
b) feels pain or heat
c) is either talking or walking
d) is either resting or eating
(Test 1) ANS - d) when an individual is either resting or eating
When are the sympathetic nerves active w/in the nervous system?
When an individual....
a) experiences a strong emotion, such as fear or excitement
b) feels pain or heat
c) is either talking or walking
d) is either resting or eating
(Test 1) ANS - a) when an individual experiences a strong emotion, such as fear or
excitement
When are the sensory neurons active w/in the nervous system?
When an individual....
a) experiences a strong emotion, such as fear or excitement
b) feels pain or heat
c) is either talking or walking
d) is either resting or eating
(Test 1) ANS - b) when an individual feels pain or heat
When are the sensory-somatic ns active w/in the nervous system?
When an individual....
a) experiences a strong emotion, such as fear or excitement
b) feels pain or heat
c) is either talking or walking
d) is either resting or eating
(Test 1) ANS - c) when an individual is either talking or walking
Which of the following best describes the relationship b/w the circulation system &
the integumentary system
a) removal of excess heat from body
b) hormonal influence on bp
c) regulation of blood's pressure and volume
d) development of blood cells w/in marrow
(Test 1) ANS - a) removal of excess heat from body
"the integumentary system (ie: skin, hair, etc) coordinates with the circulatory system
to remove excess heat from the body. The superficial blood vessels (nearest the skin
surface) dilate to allow the heat to exit the body"
NOT B b/c the hormonal influence on bp is the result of the relationship b/w the
circulatory system and the endocrine system
NOT C b/c the urinary system is responsible for assisting in the regulation of blood's
pressure and volume
NOT D b/c the skeletal system is responsible for assisting in the development of
blood vessels w/in the marrow
The hormonal influence on bp is the result of the relationship between the circulatory
system & the ? system
(Test 1) ANS - Endocrine System
The ? system is responsible for assisting in the regulation of blood's pressure and
volume
(Test 1) ANS - Urinary System
The ? system is responsible for assisting in the development of blood vessels w/in
the marrow ANS - Skeletal System
Once blood has been oxygenated, it travels through the pulmonary veins, through
the left atrium, and then through the ? before entering the left ventricle
a) tricuspid valve
b) mitral valve
c) pulmonary arteries
d) aorta
(Test 1) ANS - b) mitral valve
The part of the human excretory system most responsible for maintaining normal
body temperature is the:
a) kidney
b) bladder
c) liver
d) sweat glands
(Test 1) ANS - d) sweat glands
NOTE: the kidney, bladder, & liver are not involved in regulating body temperature
A part of which body system controls fluid loss, protects deep tissues, and
synthesizes vitamin D?
a) skeletal system
b) muscular system
c) lymphatic system
d) integumentary system
(Test 1) ANS - d) integumentary system
(includes skin, hair, mucous membranes)
There are three insects that are being compared under a microscope.....Which unit
of measurement would be best for this situation?
a) centimeters
b) meters
c) micrometers
d) kilometers
(Test 1) ANS - c) micrometers
(smallest unit of measurement; note also using microscope to measure so it is very
small)
The respiratory system ? oxygen and ? carbon dioxide
a) inhales; exhales
b) delivers; expels
c) creates; absorbs
d) exhales; inhales
(Test 1) ANS - b) delivers; expels
Our respiratory systems (RS) INHALE AIR, of which oxygen is one component. From
that inhaled air, the RS DELIVERS OXYGEN
Through gas exchange, it EXPELS CARBON DIOXIDE from the body as we
EXHALE
** We do not use our RS to exhale o2 or inhale co2
(re: d)
What is the name for any substance that stimulates the production of antibodies
a) collagen
b) hemoglobin
c) lymph
d) antigen
(Test 1) ANS - d) antigen
The name for a substance that stimulates the production of antibodies is an antigen.
An antigen is any substance perceived by the immune system as dangerous. When
the body senses an antigen, it produces an antibody
Which group of major parts and organs make up the immune system?
a) lymphatic system, spleen, tonsils, thymus, & bone marrow
b) brain, spinal cord, & nerve cells
c) heart, veins, arteries, & capillaries
d) nose, trachea, bronchial tubes, lungs, alveolus, & diaphragm
(Test 1) ANS - a) lymphatic system, spleen, tonsils, thymus, & bone marrow
Which of the following cannot exist in RNA?
a) uracil
b) thymine
c) cytosine
d) guanine
(Test 1) ANS - b) thymine
In which of the following muscle types are the filaments arranged in a disorderly
manner?
a) cardiac
b) smooth
c) skeletal
d) rough
(Test 1) ANS - b) smooth
smooth muscle tissue is said to be arranged in a disorderly fashion b/c it is NOT
STRIATED like the other 2 types of muscle (cardiac and skeletal)
Rough muscle does not exist
(1) Identify the tissue(s) that is/are striated
(2) Identify the tissue(s) that is/are NOT striated
a) cardiac
b) smooth
c) skeletal
d) rough
(Test 1) ANS - (1) Striated
- a- cardiac
- c- skeletal
(2) Not Striated
- a- smooth
** rough does not exist!!
Which hormone is produced by the pineal gland?
a) insulin
b) testosterone
c) melatonin d)
epinephrin
(Test 1) ANS - c) melatonin
MELATONIN= primary function is regulation of the circadian cycle (rhythum of
sleep/wakefulness)
INSULIN= helps regulate the amount of glucose in the body
- w/o insulin, the body is unable to convert blood sugar into energy
TESTOSTERONE= the main hormone produced by the testes; responsible for male
sex characteristics
EPINEPHRINE= AKA ADRENALINE; quickens/strengthens the heartbeat & dilates
the bronchioles; secreted when the body senses danger
In the development of genetic traits, one gene must match to one ? for the traits to
develop correctly
a) codon
b) protein
c) amino acid
d) chromosome
(Test 1) ANS - b) protein
Which of the following is not composed of skeletal muscle
a) quadriceps
b) uterus
c) triceps
d) gastrocnemius
(Test 1) ANS - b) uterus
SKELETAL MUSCLES are voluntary muscles that help support the skeletal
structures
(ex: biceps, triceps, quads, gluteus, gastrocnemius muscles, etc)
SMOOTH MUSCLES are involuntary muscles primarily found in the visceral organs
(ex: intestines, prostate, reproductive organs, bladder, trachea)
Which of the following best describes the careful ordering of molecules w/in solids
that have a fixed shape?
a) physical bonding
b) polar molecules
c) metalloid structure
d) crystalline order
(Test 1) ANS - d) crystalline order
"solids with a fixed shape have a crystalline order that defines and maintains that
shape"
Which of the following structures move downward during inspiration?
a) lungs
b) diaphragm
c) ribs
d) heart
(Test 1) ANS - b) diaphragm
The diaphragm moves downward or contracts to increase the space in the thoracic
cavity. This downward motion inflates the lungs and contracts the ribs. The heart's
position does not change during inspiration or expiration
Which of the following describes the transport network that is responsible for the
transference of proteins throughout the cell?
a) golgi apparatus
b) endoplasmic reticulum
c) mitochondria
d) nucleolus
(Test 1) ANS - b) endoplasmic reticulum
Note: the golgi apparatus assists in the transport but the ER is the actual transport
network
Which of the following statements is correct about normal human lung anatomy?
R= right; L= left
a) the R lung has 3 lobes; the L lung has 2 lobes
b) the R lung has 2 lobes; the L lung has 3 lobes
c) both lungs have 2 lobes
d) both lungs have 3 lobes
(Test 1) ANS - a) the right lung has 3 lobes; the left lung has 2 lobes
All of the following belong together except:
a) ventricle
b) alveoli
c) atrium
d) septum
(Test 1) ANS - b) alveoli
ALVEOLI are air sacs found w/in the lung parenchyma and are not part of the
cardiac system
(a,c,d are part of cardiac system)
SEPTUM= is the dividing wall b/w the R and L sides of the heart
ATRIUM= Upper 2 chambers of the heart
VENTRICLE= Lower 2 chambers of the heart
Which system's primary function is to release hormones?
a) cardiovascular
b) endocrine
c) integumentary
d) immune
(Test 1) ANS - b) endocrine
The endocrine system is made up of the pituitary gland, thyroid gland, parathyroid
glands, adrenal glands, pancreas, ovaries, and testicles. They secrete hormones
that help regulate mood, growth and development, tissue function, metabolism, and
sexual function and reproductive processes
The heart is located in which of the following areas?
a) pelvic
b) abdominopelvic
c) abdominal
d) thoracic
(Test 1) ANS - d) thoracic
The thoracic cavity extends from the neck to the diaphragm
Major structures of the thoracic cavity are ribs, heart, lungs, mediastinum, trachea,
and the esophagus
A substance is considered acidic if it has a pH (LESS/MORE?) than 7 ANS - Less
than 7
Which of the following choices best describes the location of the trachea in relation
to the esophagus?
a) lateral
b) anterior
c) posterior
d) dorsal
(Test 1) ANS - b) anterior
A triple beam balance would show the units of measurement in which form?
a) liters
b) grams
c) meters
d) gallons
(Test 1) ANS - b) grams
A triple beam balance measures the weight of an object
Which of the following best describes one of the roles of RNA?
a) manufacturing the proteins needed for DNA
b) creating the bonds b/w the elements that compose DNA
c) sending messages about the correct sequence of proteins in DNA
d) forming the identifiable "double helix" shape of DNA
(Test 1) ANS - c) sending messages about the correct sequence of proteins in DNA
Which of the following do CATALYSTS alter to control the rate of a chemical reaction
a) substrate energy
b) activation energy
c) inhibitor energy
d) promoter energy
(Test 1) ANS - b) activation energy
How many layers of skin do humans have?
a) 1
b) 2
c) 3
d) 4
(Test 1) ANS - c) 3
3 Layers of skin called the epidermis, dermis, and subcutaneous fat
Which item in the following list is NOT one of the major types of bones in the human
body?
a) dense bone
b) long bone
c) short bone
d) irregular bone
(Test 2) ANS - a) dense bone
The human body has 5 types of bones:
- long
- short
- irregular
- flat
- sesamoid
While bones may be dense, this is not a major category of bones in the body
Which of the following bone types is embedded in tendons?
a) long bones
b) sesamoid bones
c) flat bones
d) verticle bones
(Test 2) ANS - b) sesamoid bones
Which of the following is not a product of respiration?
a) carbon dioxide
b) water
c) glucose
d) ATP
(Test 2) ANS - c) glucose
"In respiration, food is used to produce energy as glucose and oxygen that reaction
to produce carbon dioxide, water, and ATP"
Of the following, the blood vessel containing the least-oxygenated blood is:
a) the aorta
b) the vena cava
c) the pulmonary artery
d) the capillaries
(Test 2) ANS - c) the pulmonary artery
Test 2 #10- see p292
Since the pulmonary artery is the last step b4 replenishment of the blood's oxygen
content, it contains the blood which is the most oxygen depleted
Which layer of the heart contains striated muscle fibers for contraction of the heart?
a) pericardium
b) epicardium
c) endocardium
d) myocardium [Show Less]