Question 1

At which structural level of a protein would you find beta pleated sheets?

Accepted Answer

A) Secondary 
B) Primary 
C) Tertiary 
D) Quaternary 
A) Secondary 
B) Primary 
C) Tertiary 
D) Quaternary

Question 2

Which of the following definitions is correct?

Accepted Answer

A) Solids lack a constant volume but have a constant shape. 
B) Gases have a constant volume and constant shape. 
C) Solids have neither a constant volume nor a constant shape. 
D) Liquids have a constant volume but not a constant shape. 
A) Solids lack a constant volume but have a constant shape. 
B) Gases have a constant volume and constant shape. 
C) Solids have neither a constant volume nor a constant shape. 
D) Liquids have a constant volume but not a constant shape.

Question 3

Which of the following is the approximate change in medical school enrollment between the years 1858 and 1861?

Accepted Answer

A) A decrease of 200 
B) An increase of 20 
C) No students were enrolled in the medical school during this period. 
D) A decrease of 10 
A) A decrease of 200 
B) An increase of 20 
C) No students were enrolled in the medical school during this period. 
D) A decrease of 10

Question 4

Filtration of blood occurs in the renal corpuscles. Which of the following is not part of the renal corpuscles?

Accepted Answer

A) Bowman's capsule 
B) Glomerulus 
C) Glomerular Basement Membrane 
D) Vasa Recta 
A) Bowman's capsule 
B) Glomerulus 
C) Glomerular Basement Membrane 
D) Vasa Recta

Question 5

Which of the following structures is not correctly matched with its function?

Accepted Answer

A) Penis/ external sexual organ of male 
B) Cervix/ implantation site of a zygote 
C) Vas deferens/ sperm duct to penis 
D) Vagina/ copulatory organ of female 
A) Penis/ external sexual organ of male 
B) Cervix/ implantation site of a zygote 
C) Vas deferens/ sperm duct to penis 
D) Vagina/ copulatory organ of female

Question 6

Predict the missing product of the following reaction:
Zn + AgNO3 ? Ag + _________

Accepted Answer

A) Zinc nitrite 
B) Zinc oxide 
C) Zinc nitrate 
D) Silver nitrate 
A) Zinc nitrite 
B) Zinc oxide 
C) Zinc nitrate 
D) Silver nitrate

Question 7

Protein folding is determined by ________________.

Accepted Answer

A) The amino acid sequence 
B) Cell age 
C) Number of mitochondria in the cell 
D) tRNAs 
A) The amino acid sequence 
B) Cell age 
C) Number of mitochondria in the cell 
D) tRNAs

Question 8

Activation of B and T lymphocytes and production of memory lymphocytes are specific cellular responses by which of the following?

Accepted Answer

A) Antibody-mediated immunity 
B) The internal aspect of the adaptive immune system 
C) Passive immunity 
D) The internal aspect of the innate immune system 
A) Antibody-mediated immunity 
B) The internal aspect of the adaptive immune system 
C) Passive immunity 
D) The internal aspect of the innate immune system

Question 9

When someone is immobile, they may experience loss of bone density due to _________.

Accepted Answer

A) Muscle atrophy 
B) Tetany 
C) Demineralization 
D) Ossification 
A) Muscle atrophy 
B) Tetany 
C) Demineralization 
D) Ossification

Question 10

Why is it important to keep most variables constant between experimental and control groups?

Accepted Answer

A) Keeping variables constant minimizes research costs. 
B) Minimizing changes between groups helps increase the likelihood of proving the hypothesis was correct. 
C) Keeping most variables constant allows the effects of a single variable to be determined more accurately. 
D) Keeping variables the same increases the number of experiments that can be performed so that more data can be gathered. 
A) Keeping variables constant minimizes research costs. 
B) Minimizing changes between groups helps increase the likelihood of proving the hypothesis was correct. 
C) Keeping most variables constant allows the effects of a single variable to be determined more accurately. 
D) Keeping variables the same increases the number of experiments that can be performed so that more data can be gathered.

Question 11

To determine if tap water was making people sick, scientists asked one group of people to drink tap water for a week and another group to drink only bottled water. The results showed that the group that drank the tap water were sick after a week. What can be concluded from this experiment?

Accepted Answer

A) The tap water caused the sickness. 
B) The bottled water has curative properties. 
C) There is not enough information to draw a sound conclusion. 
D) Tap water is bad for you. 
A) The tap water caused the sickness. 
B) The bottled water has curative properties. 
C) There is not enough information to draw a sound conclusion. 
D) Tap water is bad for you.

Question 12

In the sliding filament theory of muscle contraction, which of the following ions bind to troponin and initiate actin-myosin binding?

Accepted Answer

A) Sodium 
B) Calcium 
C) Potassium 
D) Iron 
A) Sodium 
B) Calcium 
C) Potassium 
D) Iron

Question 13

Which of the following is true about hormones?

Accepted Answer

A) Failure of the pituitary gland to produce thyroid-stimulating hormone can result in hyperthyroidism. 
B) Excessive production of cortisol in the adrenal glands can lead to low levels of sodium in the blood. 
C) Overproduction of growth hormone can lead to dwarfism. 
D) Lack or insufficiency of insulin produced by the pancreas can lead to diabetes. 
A) Failure of the pituitary gland to produce thyroid-stimulating hormone can result in hyperthyroidism. 
B) Excessive production of cortisol in the adrenal glands can lead to low levels of sodium in the blood. 
C) Overproduction of growth hormone can lead to dwarfism. 
D) Lack or insufficiency of insulin produced by the pancreas can lead to diabetes.

Question 14

Which of the following statements about osmosis is false?

Accepted Answer

A) Osmosis involves the movement of water from an area of high concentration of water to an area of low concentration of water 
B) Osmosis involves a selectively permeable membrane 
C) Osmosis is the spontaneous net movement of water molecules 
D) Osmosis moves water molecules mostly through the phospholipid heads of the cell membrane 
A) Osmosis involves the movement of water from an area of high concentration of water to an area of low concentration of water 
B) Osmosis involves a selectively permeable membrane 
C) Osmosis is the spontaneous net movement of water molecules 
D) Osmosis moves water molecules mostly through the phospholipid heads of the cell membrane

Question 15

Which of the following hormones is not correctly paired with its function?

Accepted Answer

A) Follicle-stimulating hormone/ stimulates ovulation and production of testosterone 
B) Insulin/ decreases blood glucose level 
C) Growth hormone/ stimulates growth of tissues 
D) Melatonin/ regulation of sleep-wake cycle 
A) Follicle-stimulating hormone/ stimulates ovulation and production of testosterone 
B) Insulin/ decreases blood glucose level 
C) Growth hormone/ stimulates growth of tissues 
D) Melatonin/ regulation of sleep-wake cycle

Question 16

Which of the following glands are not found in both males and females?

Accepted Answer

A) Pituitary gland 
B) Cowper's gland 
C) Adrenal glands 
D) Parathyroid glands 
A) Pituitary gland 
B) Cowper's gland 
C) Adrenal glands 
D) Parathyroid glands

Question 17

Which of the following anatomical structures prevents food from entering the respiratory system?

Accepted Answer

A) Larynx 
B) Pharynx 
C) Pleura 
D) Epiglottis 
A) Larynx 
B) Pharynx 
C) Pleura 
D) Epiglottis

Question 18

In the respiratory system, the majority of gas exchange takes place ___________________.

Accepted Answer

A) in the alveoli 
B) in the bronchi 
C) in the trachea 
D) in the bronchioles 
A) in the alveoli 
B) in the bronchi 
C) in the trachea 
D) in the bronchioles

Question 19

A chemist successfully synthesized an antimicrobial compound and showed that it effectively killed bacteria. The chemist then repeated this experiment two more times. What was the most likely reason for conducting this experiment three times?

Accepted Answer

A) To kill the maximum amount of bacteria 
B) To synthesize as much compound as possible 
C) To demonstrate the reproducibility of the results 
D) To minimize researcher bias 
A) To kill the maximum amount of bacteria 
B) To synthesize as much compound as possible 
C) To demonstrate the reproducibility of the results 
D) To minimize researcher bias

Question 20

When an atom gains an electron it ___________.

Accepted Answer

A) becomes neutral 
B) becomes positive 
C) becomes negative 
D) loses its ability to ever have a charge 
A) becomes neutral 
B) becomes positive 
C) becomes negative 
D) loses its ability to ever have a charge

At which structural level of a protein would you find beta pleated sheets?

Which of the following definitions is correct?

Which of the following is the approximate change in medical school enrollment between the years 1858 and 1861?

Filtration of blood occurs in the renal corpuscles. Which of the following is not part of the renal corpuscles?

Which of the following structures is not correctly matched with its function?

Predict the missing product of the following reaction: Zn + AgNO₃ ? Ag + _________

Protein folding is determined by ________________.

Activation of B and T lymphocytes and production of memory lymphocytes are specific cellular responses by which of the following?

When someone is immobile, they may experience loss of bone density due to _________.

Why is it important to keep most variables constant between experimental and control groups?

To determine if tap water was making people sick, scientists asked one group of people to drink tap water for a week and another group to drink only bottled water. The results showed that the group that drank the tap water were sick after a week. What can be concluded from this experiment?

In the sliding filament theory of muscle contraction, which of the following ions bind to troponin and initiate actin-myosin binding?

Which of the following is true about hormones?

Which of the following statements about osmosis is false?

Which of the following hormones is not correctly paired with its function?

Which of the following glands are not found in both males and females?

Which of the following anatomical structures prevents food from entering the respiratory system?

In the respiratory system, the majority of gas exchange takes place ___________________.

A chemist successfully synthesized an antimicrobial compound and showed that it effectively killed bacteria. The chemist then repeated this experiment two more times. What was the most likely reason for conducting this experiment three times?

When an atom gains an electron it ___________.

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Exam 4: ATI-TEAS-Science

At which structural level of a protein would you find beta pleated sheets?

Which of the following definitions is correct?

Which of the following is the approximate change in medical school enrollment between the years 1858 and 1861?

Filtration of blood occurs in the renal corpuscles. Which of the following is not part of the renal corpuscles?

Which of the following structures is not correctly matched with its function?

Predict the missing product of the following reaction: Zn + AgNO3 ? Ag + _________

Protein folding is determined by ________________.

Activation of B and T lymphocytes and production of memory lymphocytes are specific cellular responses by which of the following?

When someone is immobile, they may experience loss of bone density due to _________.

Why is it important to keep most variables constant between experimental and control groups?

To determine if tap water was making people sick, scientists asked one group of people to drink tap water for a week and another group to drink only bottled water. The results showed that the group that drank the tap water were sick after a week. What can be concluded from this experiment?

In the sliding filament theory of muscle contraction, which of the following ions bind to troponin and initiate actin-myosin binding?

Which of the following is true about hormones?

Which of the following statements about osmosis is false?

Which of the following hormones is not correctly paired with its function?

Which of the following glands are not found in both males and females?

Which of the following anatomical structures prevents food from entering the respiratory system?

In the respiratory system, the majority of gas exchange takes place ___________________.

A chemist successfully synthesized an antimicrobial compound and showed that it effectively killed bacteria. The chemist then repeated this experiment two more times. What was the most likely reason for conducting this experiment three times?

When an atom gains an electron it ___________.

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ATI-TEAS-Math

ATI-TEAS-Reading

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Predict the missing product of the following reaction: Zn + AgNO₃ ? Ag + _________