TEAS Practice Test (Science Portion)
Questions and Answers | Latest Version
| 2024/2025 | Correct & Verified
Which of the following is a function of the lymphatic system?
A) To regulate blood pressure
✔✔B) To fight infections and remove waste
C) To digest food
D) To produce hormones
What is the role of the esophagus in digestion?
A) To break down food
B) To store nutrients
✔✔C) To transport food from the mouth to the stomach
D) To absorb water
Which of the following organs is part of the excretory system?
A) Heart
B) Stomach
1
,✔✔C) Kidneys
D) Brain
What is the function of the pituitary gland?
A) To regulate the body’s response to stress
✔✔B) To produce hormones that regulate growth, metabolism, and reproduction
C) To control blood pressure
D) To store nutrients
What is the function of the thyroid gland?
✔✔A) To regulate metabolism and produce thyroid hormones
B) To filter toxins from the blood
C) To produce bile for digestion
D) To store red blood cells
Which of the following is the function of the cecum?
A) To store waste before excretion
✔✔B) To absorb water and salts from undigested food
2
,C) To produce digestive enzymes
D) To store bile
What is the role of the villi in the small intestine?
✔✔A) To increase surface area for nutrient absorption
B) To store nutrients
C) To produce digestive enzymes
D) To transport nutrients to the bloodstream
What is the role of the sympathetic nervous system?
A) To control voluntary movements
✔✔B) To activate the fight-or-flight response
C) To regulate digestion
D) To store memories
Which organ is responsible for producing bile?
✔✔A) Liver
B) Gallbladder
3
, C) Stomach
D) Pancreas
What is the function of the diaphragm?
✔✔A) To assist in the expansion and contraction of the lungs during breathing
B) To pump blood through the heart
C) To store oxygen for later use
D) To produce digestive enzymes
What is the role of the red bone marrow?
✔✔A) To produce red and white blood cells
B) To store calcium
C) To protect vital organs
D) To produce hormones
Which part of the brain is responsible for regulating sleep and arousal?
A) Cerebellum
B) Medulla oblongata
4
Questions and Answers | Latest Version
| 2024/2025 | Correct & Verified
Which of the following is a function of the lymphatic system?
A) To regulate blood pressure
✔✔B) To fight infections and remove waste
C) To digest food
D) To produce hormones
What is the role of the esophagus in digestion?
A) To break down food
B) To store nutrients
✔✔C) To transport food from the mouth to the stomach
D) To absorb water
Which of the following organs is part of the excretory system?
A) Heart
B) Stomach
1
,✔✔C) Kidneys
D) Brain
What is the function of the pituitary gland?
A) To regulate the body’s response to stress
✔✔B) To produce hormones that regulate growth, metabolism, and reproduction
C) To control blood pressure
D) To store nutrients
What is the function of the thyroid gland?
✔✔A) To regulate metabolism and produce thyroid hormones
B) To filter toxins from the blood
C) To produce bile for digestion
D) To store red blood cells
Which of the following is the function of the cecum?
A) To store waste before excretion
✔✔B) To absorb water and salts from undigested food
2
,C) To produce digestive enzymes
D) To store bile
What is the role of the villi in the small intestine?
✔✔A) To increase surface area for nutrient absorption
B) To store nutrients
C) To produce digestive enzymes
D) To transport nutrients to the bloodstream
What is the role of the sympathetic nervous system?
A) To control voluntary movements
✔✔B) To activate the fight-or-flight response
C) To regulate digestion
D) To store memories
Which organ is responsible for producing bile?
✔✔A) Liver
B) Gallbladder
3
, C) Stomach
D) Pancreas
What is the function of the diaphragm?
✔✔A) To assist in the expansion and contraction of the lungs during breathing
B) To pump blood through the heart
C) To store oxygen for later use
D) To produce digestive enzymes
What is the role of the red bone marrow?
✔✔A) To produce red and white blood cells
B) To store calcium
C) To protect vital organs
D) To produce hormones
Which part of the brain is responsible for regulating sleep and arousal?
A) Cerebellum
B) Medulla oblongata
4
