Question 1

Humans  are _________, meaning their chromosome set number is _________. Gametes of mammals are _________ cells, with a chromosome set number of ________.

Accepted Answer

A) haploid, 6n; monoploid, n 
B) diploid, n; triploid, 2n 
C) diploid, 2n; haploid, n 
D) polyploid, n; haploid, 4n 
A) haploid, 6n; monoploid, n 
B) diploid, n; triploid, 2n 
C) diploid, 2n; haploid, n 
D) polyploid, n; haploid, 4n

Question 2

Which of the following prefixes would likely be the most appropriate for measuring the weight of a 2,500 g kitten?

Accepted Answer

A) Giga 
B) Nano 
C) Kilo 
D) Pico 
A) Giga 
B) Nano 
C) Kilo 
D) Pico

Question 3

Newborn babies are given several types of vaccines in order to protect them from acquiring diseases. Which of the following is responsible for this immunity process?

Accepted Answer

A) Passive immunity 
B) Innate immune system 
C) Autoimmune disease 
D) Active immunity 
A) Passive immunity 
B) Innate immune system 
C) Autoimmune disease 
D) Active immunity

Question 4

A guinea pig with short orange fur is crossed with a guinea pig with long orange fur. The offspring are also crossed, and the F2 generation contains 17 guinea pigs with long orange fur, 2 guinea pigs with short beige fur, 6 with short orange fur, and 7 with long beige fur.
Which of the following phenotypes are dominant?

Accepted Answer

A) Dominance cannot be determined. 
B) Long and orange are dominant. 
C) Short and beige are dominant. 
D) Long and beige are dominant. 
A) Dominance cannot be determined. 
B) Long and orange are dominant. 
C) Short and beige are dominant. 
D) Long and beige are dominant.

Question 5

Which of the following is a flat bone?

Accepted Answer

A) Wrist bone 
B) Vertebrae 
C) Ankle bone 
D) Scapulae 
A) Wrist bone 
B) Vertebrae 
C) Ankle bone 
D) Scapulae

Question 6

Vibrio cholerae is a bacteria that causes the disease cholera. Disease-causing agents such as V. cholerae is referred to as a(n) ___________________.

Accepted Answer

A) Commensal microorganism 
B) Interferon 
C) Pathogen 
D) Vaccine 
A) Commensal microorganism 
B) Interferon 
C) Pathogen 
D) Vaccine

Question 7

Which of the following statements correctly describes what genes code for:
1 - More DNA
2 - Lipids and carbohydrates
3 - Proteins and RNA
4 - Proteins and lipids

Accepted Answer

A) Statements 1 and 2 
B) Statements 3 and 4 
C) Statements 1 and 4 
D) Statement 3 
A) Statements 1 and 2 
B) Statements 3 and 4 
C) Statements 1 and 4 
D) Statement 3

Question 8

Choose the best conclusion based upon the following information:
Hypothesis: caffeinated beverages reduce the amount of sleep individuals receive.
Experimental design: Measure regular amount of sleep. Administer 8 oz. of caffeinated (green tea and coffee) and non-caffeinated beverages (milk and water). Measure amount of sleep after.

Accepted Answer

A) To improve sleep, an individual should drink water 
B) Non-caffeinated beverages have no effect on sleep 
C) Caffeinated beverages reduce the amount of sleep individuals receive 
D) No conclusion can be drawn 
A) To improve sleep, an individual should drink water 
B) Non-caffeinated beverages have no effect on sleep 
C) Caffeinated beverages reduce the amount of sleep individuals receive 
D) No conclusion can be drawn

Question 9

Which of the following describes the role of acetylcholine in muscle contraction?

Accepted Answer

A) Acetylcholine binds to the membrane receptor in the sarcolemma and facilitates opening of the sodium channels. 
B) Acetylcholine binds to the sarcolemma to open calcium channels. 
C) Acetylcholine binds to the membrane receptor and inhibits the stimulation and contraction of muscle fiber. 
D) Binding of acetylcholine results in the repolarization of the sarcolemma. 
A) Acetylcholine binds to the membrane receptor in the sarcolemma and facilitates opening of the sodium channels. 
B) Acetylcholine binds to the sarcolemma to open calcium channels. 
C) Acetylcholine binds to the membrane receptor and inhibits the stimulation and contraction of muscle fiber. 
D) Binding of acetylcholine results in the repolarization of the sarcolemma.

Question 10

In order for the heart to contract, an action potential must be generated at the sinoatrial node. If this signal fails to reach the Purkinje fibers, what will be the result?

Accepted Answer

A) The systolic period will be elongated 
B) The diastolic period will be shortened 
C) The Purkinje fibers will act as pacemaker cells but fire at a slower rate 
D) The ventricles will not contract and blood will pool within the heart 
A) The systolic period will be elongated 
B) The diastolic period will be shortened 
C) The Purkinje fibers will act as pacemaker cells but fire at a slower rate 
D) The ventricles will not contract and blood will pool within the heart

Question 11

Which of following glands in the skin is not correctly paired with its secretion?

Accepted Answer

A) Apocrine sweat glands/ odoriferous perspiration 
B) Ceruminous glands/ sebum 
C) Sebaceous glands / oil 
D) Eccrine glands / perspiration necessary for evaporative cooling 
A) Apocrine sweat glands/ odoriferous perspiration 
B) Ceruminous glands/ sebum 
C) Sebaceous glands / oil 
D) Eccrine glands / perspiration necessary for evaporative cooling

Question 12

Which division of the nervous system facilitates muscle contraction?

Accepted Answer

A) Involuntary division 
B) Somatic division 
C) Visceral division 
D) Autonomic division 
A) Involuntary division 
B) Somatic division 
C) Visceral division 
D) Autonomic division

Question 13

Which of the following statements about osmosis is true?

Accepted Answer

A) Osmosis involves a selectively permeable membrane 
B) Osmosis involves the movement of water from regions of high solute concentration to regions of low solute concentration. 
C) Osmotic pressure is the main cause plant cell death 
D) Osmosis is the diffusion of salt 
A) Osmosis involves a selectively permeable membrane 
B) Osmosis involves the movement of water from regions of high solute concentration to regions of low solute concentration. 
C) Osmotic pressure is the main cause plant cell death 
D) Osmosis is the diffusion of salt

Question 14

Which of these nitrogenous bases are found in DNA?

Accepted Answer

A) Cytosine, adenine, guanine, thymine 
B) Thymine, cytosine, adenine, uracil 
C) Adenosine, genotropin, thymine, crystalline 
D) Uracil, adenosine, thiamine, cytosine 
A) Cytosine, adenine, guanine, thymine 
B) Thymine, cytosine, adenine, uracil 
C) Adenosine, genotropin, thymine, crystalline 
D) Uracil, adenosine, thiamine, cytosine

Question 15

Blood vessels that supply nutrients and oxygen enter the bone tissues through the __________.

Accepted Answer

A) Lamellae 
B) Osteons 
C) Lacunae 
D) Volkmann canals 
A) Lamellae 
B) Osteons 
C) Lacunae 
D) Volkmann canals

Question 16

Which of the following substances is produced by the lung for the purpose of reducing surface tension?

Accepted Answer

A) Oxidase 
B) Sodium bicarbonate 
C) Carbon dioxide 
D) Surfactant 
A) Oxidase 
B) Sodium bicarbonate 
C) Carbon dioxide 
D) Surfactant

Question 17

Which of the following components can be found in a phase graph?

Accepted Answer

A) Temperature and pressure as its axes 
B) A "triple point" where three slightly different types of solid coexist 
C) A "critical point"where the substance is indistinguishable between solid and gaseous states 
D) Pressure and time as its axes 
A) Temperature and pressure as its axes 
B) A "triple point" where three slightly different types of solid coexist 
C) A "critical point"where the substance is indistinguishable between solid and gaseous states 
D) Pressure and time as its axes

Question 18

Function of male and female reproductive system is regulated by hormones. Which of the following is not correct?

Accepted Answer

A) The pituitary gland is located in the brain and it secretes follicle-stimulating hormone (FSH) and luteinizing hormone (LH). 
B) The Corpus luteum secretes progesterone. 
C) The Cowper's glands produce testosterone. 
D) Testosterone promotes development of male secondary sexual characteristics. 
A) The pituitary gland is located in the brain and it secretes follicle-stimulating hormone (FSH) and luteinizing hormone (LH). 
B) The Corpus luteum secretes progesterone. 
C) The Cowper's glands produce testosterone. 
D) Testosterone promotes development of male secondary sexual characteristics.

Question 19

In the presence of antidiuretic hormone (ADH), or vasopressin, water is mostly reabsorbed in the ___________ of the nephron.

Accepted Answer

A) Loop of henle 
B) Collecting duct 
C) Distal convoluted tubule 
D) Proximal convoluted tubule 
A) Loop of henle 
B) Collecting duct 
C) Distal convoluted tubule 
D) Proximal convoluted tubule

Question 20

Which of the following substances will dissolve in water?

Accepted Answer

A) PbBr2 
B) Mg(OH)2 
C) Sr3(PO4)2 
D) NaCl 
A) PbBr2 
B) Mg(OH)2 
C) Sr3(PO4)2 
D) NaCl

Humans are _____, meaning their chromosome set number is _. Gametes of mammals are _ cells, with a chromosome set number of ____.

Which of the following prefixes would likely be the most appropriate for measuring the weight of a 2,500 g kitten?

Newborn babies are given several types of vaccines in order to protect them from acquiring diseases. Which of the following is responsible for this immunity process?

Which of the following is a flat bone?

Vibrio cholerae is a bacteria that causes the disease cholera. Disease-causing agents such as V. cholerae is referred to as a(n) ___________________.

Which of the following statements correctly describes what genes code for: 1 - More DNA 2 - Lipids and carbohydrates 3 - Proteins and RNA 4 - Proteins and lipids

Which of the following describes the role of acetylcholine in muscle contraction?

In order for the heart to contract, an action potential must be generated at the sinoatrial node. If this signal fails to reach the Purkinje fibers, what will be the result?

Which of following glands in the skin is not correctly paired with its secretion?

Which division of the nervous system facilitates muscle contraction?

Which of the following statements about osmosis is true?

Which of these nitrogenous bases are found in DNA?

Blood vessels that supply nutrients and oxygen enter the bone tissues through the __________.

Which of the following substances is produced by the lung for the purpose of reducing surface tension?

Which of the following components can be found in a phase graph?

Function of male and female reproductive system is regulated by hormones. Which of the following is not correct?

In the presence of antidiuretic hormone (ADH), or vasopressin, water is mostly reabsorbed in the ___________ of the nephron.

Which of the following substances will dissolve in water?

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Exam 4: ATI-TEAS-Science

Humans are _________, meaning their chromosome set number is _________. Gametes of mammals are _________ cells, with a chromosome set number of ________.

Which of the following prefixes would likely be the most appropriate for measuring the weight of a 2,500 g kitten?

Newborn babies are given several types of vaccines in order to protect them from acquiring diseases. Which of the following is responsible for this immunity process?

Which of the following is a flat bone?

Vibrio cholerae is a bacteria that causes the disease cholera. Disease-causing agents such as V. cholerae is referred to as a(n) ___________________.

Which of the following statements correctly describes what genes code for: 1 - More DNA 2 - Lipids and carbohydrates 3 - Proteins and RNA 4 - Proteins and lipids

Which of the following describes the role of acetylcholine in muscle contraction?

In order for the heart to contract, an action potential must be generated at the sinoatrial node. If this signal fails to reach the Purkinje fibers, what will be the result?

Which of following glands in the skin is not correctly paired with its secretion?

Which division of the nervous system facilitates muscle contraction?

Which of the following statements about osmosis is true?

Which of these nitrogenous bases are found in DNA?

Blood vessels that supply nutrients and oxygen enter the bone tissues through the __________.

Which of the following substances is produced by the lung for the purpose of reducing surface tension?

Which of the following components can be found in a phase graph?

Function of male and female reproductive system is regulated by hormones. Which of the following is not correct?

In the presence of antidiuretic hormone (ADH), or vasopressin, water is mostly reabsorbed in the ___________ of the nephron.

Which of the following substances will dissolve in water?

ATI-TEAS-English & Language Usage

ATI-TEAS-Math

ATI-TEAS-Reading

Filters

Humans are _____, meaning their chromosome set number is _. Gametes of mammals are _ cells, with a chromosome set number of ____.