TEAS Exam A
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Which if the following does the respiratory system eliminate when there is an excess
of hydrogen ions in the body? - -carbon dioxide
Which of the following tissues attaches muscle to bones? - ✅✅-Tendons are strong
fibrous connective tissues that attach muscles to bones.
Which of the following ions is most abundant in extracellular fluid? - ✅✅-Sodium
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In a normal functioning cardiovascular system, where does the heartbeat orginate? -
-The sinoatrial node is where the heartbeat originates in a normally functioning
cardiovascular system. It is considered the "pacemaker" of the heart.
Blood cells are produced by which of the following? - ✅✅-Blood cells are formed in
red bone marrow.
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Which of the following is the iron-containing competent of a red blood cell? -
-Hemoglobin is the iron-containing component of a red blood cell.
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Which of the following us the function of angiotensin II in the regulation of blood
pressure? - -If blood pressure falls too low, angiotensin II causes
vasoconstriction, which in turn causes an increase in blood pressure.
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Which of the following hormones or enzymes is invalid in fluid balance and is
produced by the kidneys? - -Renin is an enzyme that is produced by the
kidneys and plays a role in the regulation of fluid volume and blood pressure.
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Which of the following may indicate a hypersecretion of thyroid hormones? -
-Hypersecretion of thyroid hormones may result in weight loss.
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Peripheral vasodilation results in heat loss through which of the following processes?
- -Peripheral vasodilation causes heat loss through radiation, which is the
transfer of heat from the surface of one object to the surface of another without direct
contact.
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Bile aids in the digestion of which of the following? - -Bile is responsible for the
breakdown of fats in the normally functioning gastrointestinal system.
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Which of the following structures, located at the end of the ear canal, vibrates when
sounds waves strike it? - -The tympanic membrane vibrates when sound
waves strike it.
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Which of the following structures prevents food from being aspirated into the lungs? -
-The epiglottis is the flap-like structure that prevents food from being aspirated
into the lungs.
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Which of the following types of muscle tissue is under voluntary control? -
-Skeletal muscle is under voluntary control.
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Which of the following electrolytes plays an essential role in the clotting of blood? -
-Calcium plays an essential role in blood coagulation.
Which of the following structures comes after the ascending colon? - ✅✅-The
transverse colon comes after the ascending colon.
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Which of the following is a result of stimulation of the sympathetic nervous system? -
-Stimulation of the sympathetic nervous system results in increased cardiac
output.
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Which of the following structures is located between the descending colon and the
rectum? - -The sigmoid colon is located between the descending colon and the
rectum.
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Which of the following pituitary hormones stimulates the process of gametogenesis?
- -The effect of follicle stimulating hormone on the ovary stimulates the process
of gametogenesis.
Which of the following mediates the body`s response to stress? - ✅✅-cortisol
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Which of the following is the hormone that regulates urine output? -
-antidiuretic
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Straightening of the elbow but lowering the hand affects which of the following
muscles? - -triceps brachii
What is a function of the liver? - ✅✅-lipid metabolism
Which of the following statements is true about protons? - ✅✅-The number of
protons in the nucleus is the defining property of an element.
Middle layer which supplies nutrients and oxygen to the epidermis? - ✅✅-Dermis
Not a layer of the skin, but instead refers to the sebaceous glands, which are small
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glands in the skin that secrete a lubricating oily matter ( called sebum) into the hair
follicles to lubricate the skin and hair. - -Sebaceous
, Also known as the subcutaneous layer - ✅✅-hypodermis
Deepest layer of the skin and contains fat stores? - ✅✅-hypodermis, also known
as the subcutaneous layer
Which of these is not a function of mitosis? - ✅✅-Producing gametes
A well-controlled experiment was conducted where researchers noted that a new
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antibiotic eliminated a bacterial sinus infection. Which of the following can be inferred
from this result? - -The medication killed the bacteria responsible for the sinus
infection.
Which of the following is a carbohydrate? - ✅✅-Cellulose
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Polysaccharide (a sugar) that is made up of a linear chain of several hundred to
many thousands of β linked D-glucose molecules. - -Cellulose
complex organic chemical that provides energy to drive many processes in living
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cells, (e.g. muscle contraction, nerve impulse propagation, and chemical synthesis).
- -Adenosine triphosphate (ATP)
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Main structural protein in the extracellular space in the various connective tissues in
the body. - -Collagen
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In which layer of the skin are the subcutaneous fat stores found? -
-Hypodermis
Most external and avascular layer of the skin? - ✅✅-epidermis
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Family of motor proteins that play roles in muscle contraction as well as a range of
other motility processes in eukaryotic organisms. - -Myosins
Certain food sources provide more urea than others. Which of the following foods
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would provide the most urea that would have to be filtered out of the blood via the
kidneys? - -Proteins, such as meats and eggs
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Formed at the end of a series of reactions which break down the amino acids in
proteins? - -Urea
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A chronic inflammation of joints due to autoimmune destruction of articular cartilage
is called? - -Rheumatoid arthritis
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Also an inflammatory condition of joints, but is due to wear-and-tear of cartilage that
lines the articular ends of bones. - -Osteoarthritis
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