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ATI TEAS 7 SCIENCE UNIT EXAM QUESTIONS WITH CORRECT ANSWERS
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ATI TEAS 7 SCIENCE UNIT EXAM QUESTIONS WITH CORRECT ANSWERS
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ATI TEAS 7 SCIENCE UNIT EXAMQUESTIONS WITH CORRECT ANSWERS
Which of the following terms is used to describe the amount of air in a normal inhalation
or exhalation?
a. perfusion
b. tidal volume
c. ventilation
d. residual volume - Answer-b. tidal volume
tidal volume is the amount of air in a normal inhalation and exhalation
Which of the following blood vessels carries deoxygenated blood from the heart to the
lungs?
a. pulmonary vein
b. pulmonary artery
c. aorta
d. vena cava - Answer-b pulmonary artery
the pulmonary artery is part of pulmonary circulation
the the pulmonary artery carries deoxygenated blood from the right ventricle, divides to
the left and right pulmonary arteries, and delivers deoxygenated blood to the left and
right lung
In which of the following actions is the autonomic nervous system engaged?
a. lifting weights
b. holding your breath
c. walking
d. digestion - Answer-d. digestion
digestion is an involuntary action that the autonomic nervous system controls
During inhalation, where would you expect to find a higher concentration of oxygen?
a. in the capillaries
b. in the alveolar air space
c. in the pulmonary artery
d. In the heart - Answer-b. in the alveolar air space
during inhalation, the lungs fill with oxygenated air from the environment. tHerefore the
alveolar air space will have the higher concentration of oxygen
, Where does blood flow next after being oxygenated in the lungs?
a. pulmonary artery
b. pulmonary vein
c. inferior vena cava
d. aorta - Answer-b. pulmonary veins
pulmonary veins carries blood back from the lungs, because the blood recently visited
the lungs, it is now oxygenated
Which of the following is the name of the structure that releases an enzyme that breaks
down starch in the stomach?
a. salivary gland
b, pancreas
c. liver
d. gallbladder - Answer-a salivary gland
the salivary glands secrete amylase, an enzyme that breaks down starch
Which type of tissue would you find in the heart?
a. skeletal muscles
b. non-striated muscle
c. smooth muscles
d. cardiac muscles - Answer-d. cardiac muscles
the term "cardiac" refers to the heart.
The heart is made up muscle and connective tissue.
The muscle found in the heart is known as "cardiac muscle" and contracts involuntary.
When it contracts, it pushes blood throughout the body
According to the graph, which of the following identifies when fertilization is most likely?
a. between day 0 to 7
b. after luteinizing hormone (LH) levels peak and begin to decline
c. before ovulation
d. when estrogen levels are hightest - Answer-b. after luteinizing hormone (LH) levels
peak to begin to decline
luteinizing hormone (LH) levels peak right before ovulation, or the release of a mature
egg. After ovulation, LH levels begin to decline. Because ovulation happens an egg will
be in the fallopian tubes and able to be fertilized.
What is the name for the hormone responsible for male secondary sex characteristics?
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