Free TEAS-SECTION-2 Exam Dumps Preview

Question 1

Single choice

If someone is lying belly-down, their positioning is said to be what?

1. A

   posterior

2. B

   prone

3. C

   supine

4. D

   lateral

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Correct answerB

Question 2

Single choice

Fill in the blanks:

Enzymes are __________ that work best at __________ pH or temperature.

1. A

   biological catalysts, optimum

2. B

   organic catalysts, minimum

3. C

   inorganic catalysts, maximum

4. D

   chemical substances, moderate

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Correct answerA

Question 3

Single choice

Which of these is not a part of the central nervous system?

1. A

   spinal cord

2. B

   tract (bundle of nerve fibers/axons)

3. C

   brain

4. D

   cranial nerves

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Correct answerD

Question 4

Single choice

Maturation and development of T cells takes place in which region?

1. A

   spleen

2. B

   bone marrow

3. C

   lymph nodes

4. D

   thymus gland

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Correct answerD

Question 5

Single choice

What set of signals is the vagus nerve responsible for conveying?

1. A

   signals from the eye

2. B

   signals from the jaw

3. C

   balance signals from the inner ear

4. D

   signals from abdominal organs

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Correct answerD

Question 6

Single choice

Fill in the blanks:

Vitamin A, also known as __________, is a __________ vitamin. Its deficiency can lead to __________.

1. A

   ascorbic acid, water-soluble, night blindness

2. B

   calciferol, fat-soluble, osteoporosis

3. C

   retinol, water-soluble, osteoporosis

4. D

   retinol, fat-soluble, night blindness

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Correct answerD

Question 7

Single choice

Which of the following correctly lists the cellular hierarchy from the simplest to the most complex structure?

1. A

   organ system, organism, organ, tissue, cell

2. B

   cell, tissue, organ, organ system, organism

3. C

   tissue, cell, organ, organ system, organism

4. D

   organism, organ system, organ, tissue, cell

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Correct answerB

Explanation

The cellular hierarchy starts with the cell, the simplest structure, and progresses to organisms, the most complex structures.

Question 8

Single choice

Which word describes the allele for green eyes?

B = alleles for brown eyes; g = alleles for green eyes

1. A

   homozygous

2. B

   dominant

3. C

   heterozygous

4. D

   recessive

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Correct answerD

Explanation

Recessive alleles are represented by lower case letters, while dominant alleles are represented by upper case letters.

Question 9

Single choice

The autonomic nervous system can be divided into two branches.

What are they?

1. A

   sympathetic and nervous

2. B

   sympathetic and parasympathetic

3. C

   central and peripheral

4. D

   central and somatic

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Correct answerB

Question 10

Single choice

A ball is tied to a pole with a rope and is moving in a circle with constant speed.

Which of these statements about the ball is true?

1. A

   Force is acting away from the center of circle.

2. B

   Force is acting at a tangent to the circle.

3. C

   There is no acceleration.

4. D

   There is force acting toward the center of circle.

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Correct answerD

Question 11

Single choice

What are groups of cells that perform the same function called?

1. A

   molecules

2. B

   organs

3. C

   plastids

4. D

   tissues

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Correct answerD

Explanation

Groups of cells that perform the same function are called tissues.

Question 12

Single choice

Balance the following chemical equation by filling in the coefficients that should go in the blanks:

____Na +____H2O ____NaOH + H2

1. A

   2Na + 2H2O 4NaOH + H2

2. B

   2Na + H2O 3NaOH + H2

3. C

   3Na + 3H2O 3NaOH + H2

4. D

   2Na + 2H2O 2NaOH + H2

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Correct answerD