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