ATI TEAS Version 7 Practice Test –
Science Graded A+
Which blood group is the universal donor? - -Correct
answer-Type O
A universal blood donor has type O, universal aceptor is
type AB.
Blood oxygen levels are most likely low when blood
_________. - -Correct answer-fills the right atrium
An intracellular chemical signal can be produced in the
cell membrane. Once it is produced, where does it go? -
-Correct answer-To another part of the same cell
After food has been masticated in the oral cavity, where
does it go next? - -Correct answer-pharynx
The diffusion of nutrients through the walls of the
digestive system is critical to homeostasis in the body.
Where does the majority of this diffusion take place in
the digestive system? - -Correct answer-small intestine
As soon as an invader, known as a(n) _____, enters the
body, the body begins to fight. - -Correct answer-
pathogen
Where is skeletal muscle found? - -Correct answer-
attached to bones
1
, 2
If a person smells something sweet, what form of
information is this initially perceived as in the nervous
system? - -Correct answer-sensory
While hiking, a person is startled after encountering a
bear. Her palms get sweaty and her heart starts racing.
Which part of her nervous system was directly
stimulated? - -Correct answer-sympathetic
Which of the following types of tissues include cells of
the immune system and of the blood? - -Correct answer-
connective tissue
Which best describes homeostasis? - -Correct answer-A
relatively constant environment within the body
Fertilization (the fusing of one sperm and an ovum)
results in a(n) _________. - -Correct answer-zygote
Which of the following are included in the male
reproductive system? - -Correct answer-the penis and
epididymis
What structure plays a role in air conduction? - -Correct
answer-trachea
What body system is the skeletal system most closely
associated with when hematopoises happens? - -
Correct answer-Cardiovascular system
2