Free TEAS Test Exam Braindumps
Test of Essential Academic Skills: Reading Comprehension, Sentence Correction, Math Problem Solving, Sentence Completion Questions 196–200 (page: 41)

Updated On: 9-Feb-2026

Which of these statements is false regarding blood cells?

  1. Mature red blood cells are oval, bi-concave discs with a lifespan of 120 days.
  2. White blood cells are larger and less abundant than red blood cells.
  3. Phagocytes and lymphocytes are the most numerous types of white blood cells.
  4. Mature red blood cells are bi-concave discs that have a central nucleus and long life span.

Answer(s): D



During inhalation, what changes occur in the diaphragm?

  1. The diaphragm muscles relax, making it dome-shaped.
  2. The diaphragm muscles contract or tighten and move upward.
  3. The abdominal muscles contract, making the diaphragm move upward.
  4. The diaphragm muscles contract or tighten and the diaphragm moves downward.

Answer(s): D



The volume of air that remains present in the lungs, even after forceful expiration/exhalation, is called
____________and is about ____________liters.

  1. residual volume, 0.5 liters
  2. vital volume, 2 liters
  3. residual volume, 1.2 liters
  4. tidal volume, 2.4 liters

Answer(s): C



Which pyrimidine base is only found in RNA?

  1. adenine
  2. uracil
  3. cytosine
  4. guanine

Answer(s): B



Spinal muscular atrophy (SMA) is an autosomal recessive disorder.

Knowing this information, what are the chances that a child will not have the recessive allele if both of his parents are carriers?

  1. 100%
  2. 0%
  3. 50%
  4. 25%

Answer(s): D



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