ATI TEAS 7 Science Latest Update 2026 | Exam Prep |
High-Yield Review Guide
1. Which gland is primarily responsible for producing estrogen and
progesterone in the female body?
Hypothalamus
Pituitary gland
Ovaries
Pancreas
2. Which of the following is the type of blood vessel that allows diffusion of
oxygen and carbon dioxide in the tissues of the body?
aorta
capillaries
arteries
vena cava
3. Which of the following melanoma risk factors is associated with the highest
relative increased risk?
Male gender
Mole changing
Age > 50 years old
History of previous melanoma
4. This system maintains blood oxygen and carbon dioxide levels.
Cardiovascular
, Respiratory
Integumentary
Urinary
5. A ______ is a subatomic particle that carries a ____ charge.
proton...positive
proton...neutral
proton...electron
eletron...positive
electron...neutral
6. If the temperature is decreased from 5,000° C to 25° C, what would you
expect to happen to the equilibrium position regarding the dissociation of
hydrogen molecules?
The equilibrium would remain unchanged.
The equilibrium would shift towards the reactants.
The equilibrium would shift towards the products.
The equilibrium would completely favor the formation of hydrogen
gas.
7. There are five hormones regulating the human menstrual and ovarian cycles.
Which of these structures secretes these hormones?
Pituitary
Pituitary and ovaries
Hypothalamus and Prostate gland
Ovaries
, Hypothalamus, pituitary and ovaries
8. What type of compounds do electropositive elements form when they react
with chlorine?
Covalent compounds
Ionic compounds of type XCl
Metallic compounds
Organic compounds
9. Describe how the nervous system interacts with muscles to facilitate
movement.
The nervous system only controls voluntary muscles, not involuntary
ones.
The nervous system sends signals from the brain to the muscles,
causing them to contract and produce movement.
The nervous system prevents signals from reaching the muscles,
allowing them to relax.
The nervous system regulates muscle temperature to enhance
performance.
10. What is the primary function of lysozyme in the human body?
To synthesize proteins
To destroy microorganisms
To regulate blood pressure
To transport oxygen
, 11. Potassium has an atomic number of 19. How many total electrons are in a
potassium atom in its natural state?
2
4
8
19
0
12. Which is not an endocrine gland?
hypothalamus
gall bladder
pineal gland
testes
13. What is one of the primary roles of the integumentary system in relation to
the immune system?
It produces natural killer cells to kill pathogens
It alerts T-cells when a pathogen is detected
It serves as a barrier against pathogens
It generates antibodies to fight pathogens
14. What is the primary function of the nervous system in relation to muscle
movement?
It transmits nerve signals from the brain to stimulate the
contraction of muscles
High-Yield Review Guide
1. Which gland is primarily responsible for producing estrogen and
progesterone in the female body?
Hypothalamus
Pituitary gland
Ovaries
Pancreas
2. Which of the following is the type of blood vessel that allows diffusion of
oxygen and carbon dioxide in the tissues of the body?
aorta
capillaries
arteries
vena cava
3. Which of the following melanoma risk factors is associated with the highest
relative increased risk?
Male gender
Mole changing
Age > 50 years old
History of previous melanoma
4. This system maintains blood oxygen and carbon dioxide levels.
Cardiovascular
, Respiratory
Integumentary
Urinary
5. A ______ is a subatomic particle that carries a ____ charge.
proton...positive
proton...neutral
proton...electron
eletron...positive
electron...neutral
6. If the temperature is decreased from 5,000° C to 25° C, what would you
expect to happen to the equilibrium position regarding the dissociation of
hydrogen molecules?
The equilibrium would remain unchanged.
The equilibrium would shift towards the reactants.
The equilibrium would shift towards the products.
The equilibrium would completely favor the formation of hydrogen
gas.
7. There are five hormones regulating the human menstrual and ovarian cycles.
Which of these structures secretes these hormones?
Pituitary
Pituitary and ovaries
Hypothalamus and Prostate gland
Ovaries
, Hypothalamus, pituitary and ovaries
8. What type of compounds do electropositive elements form when they react
with chlorine?
Covalent compounds
Ionic compounds of type XCl
Metallic compounds
Organic compounds
9. Describe how the nervous system interacts with muscles to facilitate
movement.
The nervous system only controls voluntary muscles, not involuntary
ones.
The nervous system sends signals from the brain to the muscles,
causing them to contract and produce movement.
The nervous system prevents signals from reaching the muscles,
allowing them to relax.
The nervous system regulates muscle temperature to enhance
performance.
10. What is the primary function of lysozyme in the human body?
To synthesize proteins
To destroy microorganisms
To regulate blood pressure
To transport oxygen
, 11. Potassium has an atomic number of 19. How many total electrons are in a
potassium atom in its natural state?
2
4
8
19
0
12. Which is not an endocrine gland?
hypothalamus
gall bladder
pineal gland
testes
13. What is one of the primary roles of the integumentary system in relation to
the immune system?
It produces natural killer cells to kill pathogens
It alerts T-cells when a pathogen is detected
It serves as a barrier against pathogens
It generates antibodies to fight pathogens
14. What is the primary function of the nervous system in relation to muscle
movement?
It transmits nerve signals from the brain to stimulate the
contraction of muscles
