2024 ATI TEAS 7 Science Section Actual Exam with Answers (372 Solved Questions)

Name: 2024 ATI TEAS 7 Science Section Actual Exam with Answers (372 Solved Questions)
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ATI TEAS 7 SCIENCE SECTION
2024 FEBRUARY ACTUAL EXAM
QUESTIONS WITH ANSWERS

ATI TEAS 7 Exam Science Questions with Answers
What functions do ribosomes serve within the cell?
A.Cell movement
Aid in protein synthesis
Help protect the cell from its environment
Have enzymes that help with digestion
What is the most likely reason that cells differentiate?

To avoid looking like all the cells around them
So that simple, non specialized cells can become highly specialized cells
So that multicellular organisms will remain the same size
No apparent reason
Which of the following is not a function of the circulatory system?
Pumping blood throughout the body to provide tissues and organs with nutrients and oxygen.
Removing toxins and waste from the blood.
Transmitting nerve impulses between the brain and the rest of the body.
Transporting important hormones released from glands to their sites of
action
Which item below is not a disease of the digestive system?
A. Crohn's
disease B.
Diabetes
C. Ulcerative Colitis
D. Diverticulitis
Which item below best describes the primary function of the nervous
system? A. The nervous system is the center of communication.
The Bergius system is primarily responsible for helping the body breathe.
The nervous system transports blood throughout the body.
The nervous system helps the body breakdown food.
Which of the following is NOT an element of the respiratory
system? A. Ribs
Trachea

Diaphragm
Alveoli
Which of the following cells is not part of the immune
system? A. Neurons
Dendritic cells
Macrophages
Mast cells
Which of the following is not one of the major types of bones In the
body? A. Dense bone
Long bone
Short bone
Irregular bone
Which Of the following bone type is embedded in tendons?
Long bones
Sesamoid bones
Flat bones
Vertical bones
Which of the following is not a product of respiration?
Carbon dioxide
Water C.
Oxygen
D. ATP
Of the following, the blood vessel containing the least- oxygenated blood is:
The aorta
The vena cava

The pulmonary artery
The capillaries
Which layer of the heart contains striated muscle fibers for contraction of the heart?
Pericardium
Epicardium
Endocardium D.
Myocardium
Which blood vessel carries oxygenated blood back to the
heart? A. Pulmonary vein
Pulmonary artery
Aorta
Superior vena cava
Which part of the cell is often called the "cell power house" because it provides energy for
cellular functions?
Nucleus
Cell membrane C.
Mitochondria
D. Cytoplasm
How is meiosis similar from mitosis?
Correct Answer- Both occur in humans, animals, and plants
How do DNA and RNA function?
Together as part of the human genome?
What process should the DNA within the cell undergo before cell replication?
The DNA should quadruple so that daughter cells have more than enough DNA material after
cell division
The DNA should triple so that daughter cells have three times the amount of DNA material after

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cell division
The DNA should replicate so that daughter cells have the same amount of DNA material after
cell division
The DNA should split so that daughter cells have half the amount of DNA material after cell
division Which statement most accurately compares and contrasts the structures of DNA and
RNA?
Which odd the following characteristics is part of a persons genotype?
a. Brown eyes that appear hazel in the
sunlight b. CFTR genes that cause cystic
fibrosis
c. black hair that grows rapidly
d. being a fast runner
Where is interstitial fluid found?
Which type of cell secretes
antibodies?
A. bacterial cell
b. viral cell
c. lymph cell
d. plasma cell
What type of molecule are enzymes?
Which structure controls the hormones secreted by the pituitary
gland? a. hypothalamus
adrenal gland'
testes
pancreas
Where does gas exchange occur in the
body? a. alveoli
bronchi

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larynx
pharynx
All of the following are parts of the respiratory system EXCEPT:
trachea
bronci
esophagus
larynx
Which of the following best describes the structures found underneath each rib in descending
order?
vein, nerve, artery
artery, vein, nerve c.
vein, artery, nerve
d. nerve, vein, artery
What is the primary function of the spleen?
The process of changing a liquid to a gas is called?
Which of the following does not contain blood
vessels?
hyperdermis
hypodermis
dermis
epidermis
Which of the following has the lowest blood pressure?
artery
arteriole
venule d.
vein

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Which part of the brain interprets sensory
information? a. cerebrum
b. hindbrain
C. cerebellum
d. medulla oblongata
Which component of the nervous system is responsible for lowering heart rate?
Central nervous system
sympathetic nervous system
parasympathetic nervous system
distal nervous system
Which of the following structures is a natural pacemaker of the
heart? a. sinoatrial node
submental node
atrioventricular node
scalene node
Which of the following is not a type of muscle tissue?
skeletal
smooth
cardiac d.
adipose
Which of the following cell serves as the control center for all cell
activity? a. nucleus
cell membrane
cytoplasm
mitochondria

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What is the function of the nervous tissue?
the function of the adrenal gland is to?
produce hormones that stimulate the thyroid therefore influencing metabolism
produce hormones that regulate the salt and water balance and control blood pressure and heart rate
regulate the release of insulin in response to glucose
regulate the releaser of oxytocin, an important hormone in reproduction and
childbirth Which of the following is true regarding T cells?
What type of bond is formed when electrons are transferred between atoms?
transfer bond
static bond
covalent bond d.
ionic bond
What is the primary functions of antibodies?
production of white blood cells
initiates gluconegogenesis
promotes the intracellular storage of lipids
d. facilitate the breakdown of antigens
Medial
Lateral
Proximal
Distal
anterior

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red blood cells
white blood cells
inspiration
expiration
Platelets
Dendrites
action potential
Axon
Which of the following body systems breaks down protein into Amino Acids?
Digestive System
Which structure in male reproductive system secretes fluid and protects sperm?
Prostate gland
Which of the following describes the function of a Neuron?
Transmits Sensory Information
Which occurs during Thermoregulation to Increase body temperature

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Body shivers
Which of the following hormones increases the heart rate in response to stress?
Epinephrine
Which of the following cells has the ability to engulf other cells?
Macrophages
While playing Basketball, a player injures her achilles tendon? Which tissue is injured?
Connective Tissue
NAD+2e- + H+ --- > NADH which describes the reaction above?
Reduction of NAD
Which of the following processes causes most of the carbon dioxide from the to move into
Alveoli?
Diffusion
Where does Aerobic Respiration occur?
Mitochondria
Which of the following is the Sphincter muscle that regulates movement of Chyme?
Pyloric Sphincter

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Blood clotting involves Which of the following?
Fibrinogen
Which of the following types of membrane is associated with the skin?
Cutaneous
Which of the following types of bonds link base pair Nucleotide within a
double strand of DNA?
Hydrogen
Which of the following occurs when the Diaphragm contracts?
Thoracic Cavity Increases in Volume
Which of the following structures is severed and tied off as part of Vasectomy Procedure?
Vas Deferens
Which of the following chemicals is released by one type of immune cell to directly activate
another type of immune cell?
Cytokines
Which of the following portions of the neuron transmits Neurotransmitter?
Axon
Which of the following organic compounds are used to Manufacture Steroid hormones in the
body?

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Cholesterol
The system of interconnected tubes involved in protein production is?
Rough Endoplasmic Reticulum
Which of the following correctly shows the order in which the filtrate moves through the
structures of the nephron?
Proximal-loop-Distal-Collecting
What is Homeostasis?
Self-Regulating process by which an organism tends to maintain stability while adjusting to
conditions
If damages occur to the Alveoli of the lungs, which of the following is true?
Blood would not return from lungs to the heart
Which of the following statements best supports the hypothesis that the virus can cause cancer?
Genes that regulate cells division are found in some viruses
The flow rate of gas through a tube is proportional to the diameter of which human respiratory
system does it flow fastest?
Trachea

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