ATI TEAS 7 Practice Test #2

Which of the following statements about the body system and its functions is correct?

A. The urinary system filters blood and removes metabolic wstes and foreing invaders

B. The endocrine system maintains the body's homeostasis via hormones and is considered the fast-acting control system of the body

C. The cardiovascular system consists of the heart and blood vessels which produce and transport blood

D. The reproduction system produces gamete for fertilization and produce sex hormones to promote development of sex organs and gametes

D. The reproduction system produces gamete for fertilization and produce sex hormones to promote development of sex organs and gametes

Which of the following types of joints is freely movable?

A. fibrous joint

B. cartilaginous joint

C. ball-and-socket joint

D. all of the above

C. ball-and-socket joint

Which of the following structures may be visible if sectioned by a median plane and a transverse plane at the same time?

A. scapula

B. sternum

C. lungs

D. carpals

B. sternum

What do the majority of genes code for that determine traits?

A. proteins

B. carbohydrates

C. lipids

D. nucleic acids

A. proteins

The lungs are covered by a double-layer membrane called:

A. pleura

B. pericardium

C. endocardium

D. periosteum

A. pleura

Cardiac muscle is found in the [blank] layer of the heart.

A. Periosteum

B. Myocardium

C. Pericardium

D. Pleura

B. Myocardium

Which of the following structures is found exclusively in females?

A. Ureter

B. Fallopian tube

C. Cowper's gland

D. Parathyroid gland

B. Fallopian tube

Which of the following values is appropriate for the length of the human humerus bone?

A. 30g

B. 30m

C. 30cm

D. 30mm

C. 30cm

A deficiency in this element may impair hemoglobin synthesis and lead to anemia.

A. Na

B. K

C. Mg

D. Fe

D. Fe

What is the protective pigment that shields the nuclei of skin cells from UV radiation?

A. Melatonin

B. Melanin

C. Keratinocyte

D. Adipocyte

B. Melanin

Osteomalacia is a condition characterized by soft bones. It is prevalent in Muslim countries where women cover their body except the eyes. What is the cause of this condition in Muslim women in relationship to the function of the skin?

A. Skin is not exposed to normal bacteria and particles and as a result, the immune system develops hypersensitivty and starts to attack bone tissue

B. Such dressing code impairs the mechanism of temperature regulation by the skin via blood flow and sweat production

C. Skin is not exposed to sunlight which leads to low estrogen production; similar to the cause of osteoperosis in women going through menopause

D. Skin is not exposed to sunlight which leads to low vitamin D production; vitamin D is critical for calcium absoroption to maintain bone health

D. Skin is not exposed to sunlight which leads to low vitamin D production; vitamin D is critical for calcium absoroption to maintain bone health

What happens to O2 and CO2 levels during hyperventilation?

A. O2 and CO2 levels increase

B. O2 and CO2 levels decrease

C. O2 level increases and CO2 level decreases

D. O2 level decreases and CO2 level increases

C. O2 level increases and CO2 level decreases

Which of the folowing structures connects the kidneys to the urinary bladder?

A. Kidney

B. Urinary bladder

C. Urethra

D. Ureter

D. Ureter

Which of the following connects muscles to bones?

A. Ligaments

B. Tendons

C. Synovial membrane

D. Periosteum

B. Tendons

Which of the following cell organelles uses the genetic information in mRNA to synthesize proteins?

A. Nucleus

B. Mitochondrion

C. Nucleolus

D. Ribosome

D. Ribosome

In a blood pressure reading of 130/80 mm, 130 and 80 refer to [blank] blood pressure, respectively.

A. Systolic and diastolic

B. Diastolic and systolic

C. High and low

D. Low and high

A. Systolic and diastolic

Which of the following is under involuntary control?

A. Speaking

B. Digestion

C. Jumping

D. Swallowing

B. Digestion

Which of the following conditions is caused by abnormal white blood cells?

A. Stroke

B. Sickle cell disease

C. Polycythemia

D. Leukemia

D. Leukemia

The following chemical reaction is [blank].

AgNO3 + NaCI -> AgCI + NaNO3

A. Synthesis

B. Decomposition

C. Single displacement

D. Double displacement

D. Double displacement

Gas exchange in tissues is due to which of the following concentration gradients?

A. Lower oxygen and higher carbon dioxide in cells than in blood

B. Lower carbon dioxide and higher oxygen in cells than in blood

C. Lower oxygen and carbon dioxide in cells than in blood

D. Higher oxygen and carbon dioxide in cells than in blood

A. Lower oxygen and higher carbon dioxide in cells than in blood

The heart generates a typical "lub-dub" sound. The "lub" sound is due to the closing of:

A. Atrioventricular valves

B. Pulmonary valve

C. Aortic valve

D. Semilunar valves

A. Atrioventricular valves

Which of the following organs produces bile?

A. Liver

B. Gallbladder

C. Small intestine

D. Pancreas

A. Liver

Which of the following macromolecules stores information that is used to direct protein synthesis?

A. Nucleic acids

B. Proteins

C. Small intestine

D. Pancreas

B. Proteins

Which of the following structures is shared by the respiratory and gastrointestinal systems?

A. Nasal cavity

B. Pharynx

C. Larynx

D. Esophagus

B. Pharynx

If you add proteases to a protein shake and wait for some time for the chemical reactions to take place, what new substances do you expect to find that are not in the original protein shake?

A. Nucleotides

B. Amino Acids

C. Simple sugars

D. Fatty acids and glycerol

B. Amino Acids

Which of the following cell types are involved in humoral immunity?

A. Cells in the thymus

B. Monocytes

C. T cells

D. B cells

D. B cells

Rheumatoid arthritis is an autoimmune disease, in which tissues of the [blank] are attacked by one's own immune system.

A. Bone

B. Joint

C. Muscle

D. Bone Marrow

B. Joint

Which of the following substances is not normally present in a healthy person's urine?

A. creatinine

B. glucose

C. urea

D. potassium

B. glucose

The appendix is connected to which section of the large intestine?

A. Jejunum

B. Cecum

C. Rectum

D. sigmoid colon

B. Cecum

Which of the following glands play a role in regulating sleep cycle?

A. pituitary gland

B. thyroid gland

C. hypothalamus

D. pineal body

D. pineal body

Which of the following breaks down the bone matrix and is involved in bone remodeling?

A. osteoblast

B. osteoclast

C. osteon

D. osteocyte

B. osteoclast

A pea plant with a genotype of Tt crosses with a pea plant of tt. What do you predict regarding the genotype and phenotype of the offspring? T= tall, t= short

A, all offspring will be Tt

B. all offspring will be homozygous

C. offspring may be tall or short and the ratio of tall to short is 3:1

D. offspring may be tall or short and the ratio of tall to short is 1:1

D. offspring may be tall or short and the ratio of tall to short is 1:1

When a person feels a hot object, it is a process of:

A. sensory input

B. integration

C. motor input

D. motor output

A. sensory input

Deoxygenated blood in the right atrium will flow this pathway next:

A. right ventricle, pulmonary arteries, lungs

B. right ventricle, pulmonary veins, lungs

C. right ventricle, aorta, body

D. right ventricle, superior and inferior venae cavaer, body

A. right ventricle, pulmonary arteries, lungs

Which of the following cell organelles modifies, sorts and tags proteins before they become the final protein products and are sent off to intracellular locations or outside the cell?

A. Golgi apparatus

B. mitochondrion

C. lysosome

D. vacuole

A. Golgi apparatus

Many cells in the blood are part of the body defense system. Which of the following cells are not involved in fighting infections?

A. Platelets

B. Monocytes

C. Neutrophils

D. eosinophils

A. Platelets

The pathway of air flow in the human body is correctly described in:

A. nasal cavity, trachea, larynx, pharynx, bronchi, lungs

B. nasal cavity, trachea, bronchi, pharynx, larynx, lungs

C. nasal cavity, pharynx, trachea, larynx, bronchi, lungs

D. nasal cavity, pharynx, larynx, trachea, bronchi, lungs

D. nasal cavity, pharynx, larynx, trachea, bronchi, lungs

The contraction and relaxation of the smooth muscles in the gastrointestinal tract produces wave-like movement that pushes food bolus down the GI tract. This wave-like movement is known as:

A. mechanical digestion

B. involuntary muscle movement

C. peristalsis

D. chemical digestion

C. peristalsis

Metabolic wastes from organic macromolecules such as urea and uric acid are removed from the blood which of the following organs?

A. Lungs

B. Liver

C. Large intestine

D. Kidney

D. Kidney

In an adrenaline rush, adrenaline, commonly known as the "fight-or-flight" hormone, is released suddenly by which of the following glands?

A. Hypothalamus

B. Liver

C. Large intestine

D. Kidney

D. Kidney

Which of the following statements correctly describes translation?

A. In translation, the genetic information in mRNA is used to direct the synthesis of proteins in the cytoplasm

B. In translation, DNA exits the nucleus and deliver the genetic instructions to ribsomes to synthesize proteins

C. The genetic codon that codes for one amino acid consists of 2-4 nucleotides with one start codon and three stop codons

D. In translation, mRNA is read by ribosomes to reversely synthesize DNA which is common in viruses

C. The genetic codon that codes for one amino acid consists of 2-4 nucleotides with one start codon and three stop codons

Which of the following may increase the production of erythropoietin by the negative feedback?

A. consuming foods rich in iron

B. daily excercise

C. polycythemia

D. lung diseases that lower the amount of oxygen obtained by the body

D. lung diseases that lower the amount of oxygen obtained by the body

Balance this chemical reaction:

__Li + __AICI3 -> __LiCI + __AI

A. 1,1,1,1

B. 1,3,1,3

C. 3,1,3,1

D. 1,2,1,2

C. 3,1,3,1

Nutrients such as carbohydrates and lipids in food provide the daily energy demand of our body. The energy stored in these nutrients is:

A. chemical energy

B. kinetic energy

C. radiation energy

D. light energy

A. chemical energy

Huntington's disease is a dominant genetic disease which often manifests later in life. A couple who plans to have a child soon consults a genetic counselor due to consideration of family history. The genetic testing results indicate that one of them is heterozygous and the other one is recessive. How would the genetic counselor advise the couple regarding the possibility of their potential child having this genetic disease?

A. 25%

B. 50%

C. 75%

D. 100%

B. 50%

Which of the following best describes a fascicle?

A. bundle of myofilaments

B. bundle of myofibrils

C. a muscle

D. bundle of muscle fibers enclosed by permysium

D. bundle of muscle fibers enclosed by permysium

Arrange the layers of skin from deepest to most outward layer.

A. dermis,epidermis,hypodermis

B. epidermis,dermis,hypodermis

C. hypodermis,epidermis,dermis

D. hypodermis,dermis,epidermis

D. hypodermis,dermis,epidermis

Ice floats in liquid water. This is because:

A. Ice has a higher molecular weight than water

B. Ice has a lower molecular weight than water

C. Ice has a higher density than water

D. Ice has a lower density than water

D. Ice has a lower density than water

Which of the answer choices provided best defines the following statement?
For a given mass and constant temperature, an inverse relationship exists between the volume and pressure of a gas?
a. Boyle's Law
b. Ideal Gas Law
c. Charles' Law
d. Stefan-Boltzmann La

A. boyle’s law

Group one in the periodic table has valence electrons and is reactive than Group two.
a. Zero; more
b. Zero; less
c. One; less
d. One; more

C. one less

Enzymes are created from amino acid chains. As such, what might prevent the action of an enzyme?
a. A pH close to 7
b. A high temperature
c. The lack of hydrogen ions in solution
d. A lack of ATP in the cell

B. a high temperature

Blood cells that are responsible for transportation of oxygen are called
a. Leukocytes
b. Thrombocytes
c. Erythrocytes
d. Plasma cells

C. erythrocytes

What is another name for the Adam's Apple?
a. Vocal box
b. Thyroid cartilage
c. Cricoid cartilage
d. Hyoid bone

B. Thyroid cartilage

What is the longest phase of the cell cycle?
a. Cytokinesis
b. Interphase
c. Metaphase
d. Mitosi

B. Interphase

Which of the following is exchanged between two or more atoms that undergo ionic bonding?
a. Transitory electrons
b. Electrical charges
c. Neutrons
d. Valence electron

D. Valence electron

Which of the following is the process that produces a liquid from a gas?

a. Vaporization

b. Condensation

c. Sublimation

d. Denitrification

B. Condensation

Which type of nutrient is broken down by trypsin?
a. Protein
b. Fat
c. Sugar
d. Carbohydrate

A. Protein

The large intestine's primary function is to -
a. Absorb water.
b. Digest food
c. Move the food from the esophagus to the small intestine.
d. Absorb nutrients.

A. absorb water

Which vitamin is synthesized within the human body?
a. Vitamin E
b. Vitamin A
c. Vitamin D
d. Vitamin C

C. Vitamin D

oxidation is loss of what

electrons

reduction is a gain of what

electrons