ATI TEAS Version 7 Science Practice Test – Full
Prep 2026
Which blood group is the universal donor? - ANSWER ✔---Type O
A universal blood donor has type O, universal aceptor is type AB.
Blood oxygen levels are most likely low when blood _________. - ANSWER ✔---fills the right atrium
An intracellular chemical signal can be produced in the cell membrane. Once it is produced, where does
it go? - ANSWER ✔---To another part of the same cell
After food has been masticated in the oral cavity, where does it go next? - 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? - ANSWER ✔---small
intestine
As soon as an invader, known as a(n) _____, enters the body, the body begins to fight. - ANSWER ✔-
--pathogen
, Where is skeletal muscle found? - ANSWER ✔---attached to bones
If a person smells something sweet, what form of information is this initially perceived as in the nervous
system? - 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? - ANSWER ✔---sympathetic
Which of the following types of tissues include cells of the immune system and of the blood? -
ANSWER ✔---connective tissue
Which best describes homeostasis? - ANSWER ✔---A relatively constant environment within the
body
Fertilization (the fusing of one sperm and an ovum) results in a(n) _________. - ANSWER ✔---zygote
Which of the following are included in the male reproductive system? - ANSWER ✔---the penis and
epididymis
What structure plays a role in air conduction? - ANSWER ✔---trachea
What body system is the skeletal system most closely associated with when hematopoises happens? -
ANSWER ✔---Cardiovascular system
What is the final structure through which urine must travel to empty out of the body? - ANSWER ✔-
--urethra
Which sequence describes the hierarchy level of biological organization? - ANSWER ✔---Kingdom,
Phylum, Class, Order, Family, Genus, Species
Prep 2026
Which blood group is the universal donor? - ANSWER ✔---Type O
A universal blood donor has type O, universal aceptor is type AB.
Blood oxygen levels are most likely low when blood _________. - ANSWER ✔---fills the right atrium
An intracellular chemical signal can be produced in the cell membrane. Once it is produced, where does
it go? - ANSWER ✔---To another part of the same cell
After food has been masticated in the oral cavity, where does it go next? - 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? - ANSWER ✔---small
intestine
As soon as an invader, known as a(n) _____, enters the body, the body begins to fight. - ANSWER ✔-
--pathogen
, Where is skeletal muscle found? - ANSWER ✔---attached to bones
If a person smells something sweet, what form of information is this initially perceived as in the nervous
system? - 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? - ANSWER ✔---sympathetic
Which of the following types of tissues include cells of the immune system and of the blood? -
ANSWER ✔---connective tissue
Which best describes homeostasis? - ANSWER ✔---A relatively constant environment within the
body
Fertilization (the fusing of one sperm and an ovum) results in a(n) _________. - ANSWER ✔---zygote
Which of the following are included in the male reproductive system? - ANSWER ✔---the penis and
epididymis
What structure plays a role in air conduction? - ANSWER ✔---trachea
What body system is the skeletal system most closely associated with when hematopoises happens? -
ANSWER ✔---Cardiovascular system
What is the final structure through which urine must travel to empty out of the body? - ANSWER ✔-
--urethra
Which sequence describes the hierarchy level of biological organization? - ANSWER ✔---Kingdom,
Phylum, Class, Order, Family, Genus, Species
