ATI TEAS 2025–2026 – Comprehensive Study Guide and Practice
Questions
Which of the following term is used to describe the amount of air in a normal inhalation
or exhalation? - AnswerTidal volume
______ is the movement of fluid to a tissue. - AnswerPerfusion
_______ is a synonym for breathing in any capacity. - AnswerVentilation
______ is the amount of air that remains in the alveoli after exhalation. -
AnswerResidual Volume
Which of the following blood vessels Carrie's deoxygenated blood from the heart to the
lungs? - AnswerPulmonary artery
The ______ brings oxygenated blood back to the left atrium from the lungs. -
AnswerPulmonary vein
_____ is responsible for bringing oxygenated blood from the left ventricle to the rest of
the body. - AnswerAorta
________ is responsible for bringing back deoxygenated blood to the right atrium. -
AnswerVena cava
In which of the following actions is the autonomic nervous system engaged? -
AnswerDigestion
What is holding your breath, lifting weights, and walking an example of? - AnswerA
voluntary action controlled by the somatic nervous system.
During inhalation, where would you expect to find a higher concentration of oxygen? -
AnswerI'm the alveolar air space
During inhalation, where would you expect to find a lower concentration of oxygen? -
AnswerIn the capillaries
Where does blood flow next after being oxygenated in the lungs? - AnswerPulmonary
vein
_______ carries blood to the lungs. - AnswerPulmonary artery
_______ carries blood back to the heart from the lower part of the body. -
AnswerInferior vena cava
,______ carries oxygenated blood to the body after it returns to the heart. -
AnswerAorta
Which of the following is the name of the structure that releases an enzyme that breaks
down starch in the mouth? - AnswerSalivary gland
_______ secretes bile, and emulsifier that breaks apart, fat and lipid globules. -
AnswerLiver
_______ is related to digestion but releases enzymes that are used in the small
intestine. - AnswerPancreas
________ stores bile, which is used in the breakdown of fat and lipid globules. -
AnswerGallbladder
Which type of tissue would you find in the heart? - AnswerCardiac muscles
_________ is the same as smooth muscle, and is involved in the involuntary contraction
of hollow internal organs, such as the bladder and intestines. - AnswerNon-striated
muscle
_______ are involved in the involuntary contractions of hollow internal organs, such as
the bladder and intestines. - AnswerSmooth muscles
_______ generally attached to bones to allow voluntary body movement. -
AnswerSkeletal muscles
What is the name for the hormone responsible for male secondary sex characteristics? -
AnswerTestosterone
Which of the following would result from a decrease in body temperature? -
AnswerBlood vessels near the surface of the body would constrict.
_______ dilate when the body temperature rises to allow blood to release heat through
the skin. - AnswerBlood vessels
_________ excrete sweat when the body temperature rises. When the sweat
evaporates, it has a cooling effect. - AnswerSweat glands
________ when the body temperature rises to allow blood to release heat through the
skin. - AnswerCheeks flush
, Which of the following is where melanocytes are found? - AnswerEpidermis ( upper
layer of skin)
Dermis - AnswerMiddle layer of skin
Hypodermis - AnswerSubbcutaneous layer
______ excrete waste and do not contain melanocyte cells. - AnswerSebaceous
glands
Which of the following is an immediate result of the adrenal gland releasing epinephrine
into the blood? - AnswerIncrease heart rate
Which of the following structures releases insulin and glucagon? - AnswerPancreas
______ secretes epinephrine and norepinephrine. - AnswerAdrenal medulla
_______ secretes glucocorticoids and mineralocortoids. - AnswerAdrenal cortex
_______ secretes releasing and inhibiting hormones. - AnswerHypothalamus
_________ secretes various tropic hormones. - AnswerAnterior pituitary
_________ secretes antidiuretic hormone and oxytocin. - AnswerPosterior pituitary
Which of the following substances is the fluid that contains urea, water, and salts that is
released through the urethra. - AnswerUrine
________ is a material filtered out of the blood through the nephrons of the kidney. -
AnswerFiltrate
Which of the following is a nonspecific barrier of the immune system? - AnswerMucus
Which of the following diseases is caused by a virus that infects T cells? -
AnswerAcquired Immune Deficiency Syndrome (AIDS)
______ is an illness that affects the bronchi of the lungs. - AnswerAsthma
______ a condition that causes the immune system to mistakenly attack the body. -
AnswerAutoimmune disease
Which of the following functions is an example of how the skeletal and neuromuscular
system work together? - AnswerBody movement
Questions
Which of the following term is used to describe the amount of air in a normal inhalation
or exhalation? - AnswerTidal volume
______ is the movement of fluid to a tissue. - AnswerPerfusion
_______ is a synonym for breathing in any capacity. - AnswerVentilation
______ is the amount of air that remains in the alveoli after exhalation. -
AnswerResidual Volume
Which of the following blood vessels Carrie's deoxygenated blood from the heart to the
lungs? - AnswerPulmonary artery
The ______ brings oxygenated blood back to the left atrium from the lungs. -
AnswerPulmonary vein
_____ is responsible for bringing oxygenated blood from the left ventricle to the rest of
the body. - AnswerAorta
________ is responsible for bringing back deoxygenated blood to the right atrium. -
AnswerVena cava
In which of the following actions is the autonomic nervous system engaged? -
AnswerDigestion
What is holding your breath, lifting weights, and walking an example of? - AnswerA
voluntary action controlled by the somatic nervous system.
During inhalation, where would you expect to find a higher concentration of oxygen? -
AnswerI'm the alveolar air space
During inhalation, where would you expect to find a lower concentration of oxygen? -
AnswerIn the capillaries
Where does blood flow next after being oxygenated in the lungs? - AnswerPulmonary
vein
_______ carries blood to the lungs. - AnswerPulmonary artery
_______ carries blood back to the heart from the lower part of the body. -
AnswerInferior vena cava
,______ carries oxygenated blood to the body after it returns to the heart. -
AnswerAorta
Which of the following is the name of the structure that releases an enzyme that breaks
down starch in the mouth? - AnswerSalivary gland
_______ secretes bile, and emulsifier that breaks apart, fat and lipid globules. -
AnswerLiver
_______ is related to digestion but releases enzymes that are used in the small
intestine. - AnswerPancreas
________ stores bile, which is used in the breakdown of fat and lipid globules. -
AnswerGallbladder
Which type of tissue would you find in the heart? - AnswerCardiac muscles
_________ is the same as smooth muscle, and is involved in the involuntary contraction
of hollow internal organs, such as the bladder and intestines. - AnswerNon-striated
muscle
_______ are involved in the involuntary contractions of hollow internal organs, such as
the bladder and intestines. - AnswerSmooth muscles
_______ generally attached to bones to allow voluntary body movement. -
AnswerSkeletal muscles
What is the name for the hormone responsible for male secondary sex characteristics? -
AnswerTestosterone
Which of the following would result from a decrease in body temperature? -
AnswerBlood vessels near the surface of the body would constrict.
_______ dilate when the body temperature rises to allow blood to release heat through
the skin. - AnswerBlood vessels
_________ excrete sweat when the body temperature rises. When the sweat
evaporates, it has a cooling effect. - AnswerSweat glands
________ when the body temperature rises to allow blood to release heat through the
skin. - AnswerCheeks flush
, Which of the following is where melanocytes are found? - AnswerEpidermis ( upper
layer of skin)
Dermis - AnswerMiddle layer of skin
Hypodermis - AnswerSubbcutaneous layer
______ excrete waste and do not contain melanocyte cells. - AnswerSebaceous
glands
Which of the following is an immediate result of the adrenal gland releasing epinephrine
into the blood? - AnswerIncrease heart rate
Which of the following structures releases insulin and glucagon? - AnswerPancreas
______ secretes epinephrine and norepinephrine. - AnswerAdrenal medulla
_______ secretes glucocorticoids and mineralocortoids. - AnswerAdrenal cortex
_______ secretes releasing and inhibiting hormones. - AnswerHypothalamus
_________ secretes various tropic hormones. - AnswerAnterior pituitary
_________ secretes antidiuretic hormone and oxytocin. - AnswerPosterior pituitary
Which of the following substances is the fluid that contains urea, water, and salts that is
released through the urethra. - AnswerUrine
________ is a material filtered out of the blood through the nephrons of the kidney. -
AnswerFiltrate
Which of the following is a nonspecific barrier of the immune system? - AnswerMucus
Which of the following diseases is caused by a virus that infects T cells? -
AnswerAcquired Immune Deficiency Syndrome (AIDS)
______ is an illness that affects the bronchi of the lungs. - AnswerAsthma
______ a condition that causes the immune system to mistakenly attack the body. -
AnswerAutoimmune disease
Which of the following functions is an example of how the skeletal and neuromuscular
system work together? - AnswerBody movement
