What is the name of the structure that prevents food from entering the airway?
a) trachea
b) esophagus
c) diagram
d) epiglottis
(Test 1)
d) epiglottis
"the epiglottis covers the trachea during swallowing, thus preventing food from entering the airway"
?= aka the windpipe
- is a cyl...
what is the name of the structure that prevents food from entering the airway
aka the windpipe is a cylindrical portion of the respiratory tract that
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ATI-TEAS Practice Tests
What is the name of the structure that prevents food from entering the airway?
a) trachea
b) esophagus
c) diagram
d) epiglottis
(Test 1) - ANSWER 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) - ANSWER 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) - ANSWER Esophagus
Which substance makes up the pads that provide support between the vertebrae?
a) bone
b) cartilage
c) tendon
d) fat
(Test 1) - ANSWER b) cartilage
Where is the parathyroid gland located?
a) neck
b) back
c) side
d) brain
(Test 1) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER 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) - ANSWER a) when an individual experiences a strong emotion, such as fear or
excitement
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