A&p 2113 @ Gwinnett Tech - Chapters 1,2,3 Test Review

127 Questions | By Yobeccah | Last updated: Feb 8, 2012 | Total Attempts: 1928

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Covering Chapter 1 (Terminology), Chaper 2 (Chemistry), & Chaper 3 (Cells)

Questions and Answers

1.

HCl is a very strong acid. If the concentration of HCl is 0.1M, you can assume that there are 0.1M H+ ions in the solution. What would the pH of that solution be?
- A.
  
  1
- B.
  
  0
- C.
  
  10
- D.
  
  2
- E.
  
  -1
2.

A buffered solution at 7.0 is distrubed by the addition of HCl. How will it manage to stay at a pH of 7?
- A.
  
  Weak acid of the buffer will add more H+
- B.
  
  Weak acid of the buffer will remove H+
- C.
  
  Weak base of the buffer will add more H+
- D.
  
  Weak base of the buffer will remove H+
3.

If you add HCl to distilled water, the pH of the water would go..
- A.
  
  Up
- B.
  
  Down
- C.
  
  Would not change
- D.
  
  Barney Stinson was here.
4.

A pH of 3 would have which molarity of H+?
- A.
  
  3000M
- B.
  
  1000M
- C.
  
  0.003M
- D.
  
  0.001M
- E.
  
  3M
5.

Which of the following would be classified as hydrophobic?
- A.
  
  Glucose
- B.
  
  Sucrose
- C.
  
  NaCl
- D.
  
  Lon chain fatty acid
- E.
  
  Pepsin
6.

Which of the following elements would for a non-polar covalent bond?
- A.
  
  C-O
- B.
  
  C-N
- C.
  
  N-O
- D.
  
  N-N
7.

The pH of distilled water would be..
- A.
  
  7
- B.
  
  0
- C.
  
  7.35
- D.
  
  4
8.

If CO2 is added to water, the pH will..
- A.
  
  Go up
- B.
  
  Go down
- C.
  
  Not change
- D.
  
  Barney Stinson.
9.

Adding bicarbonate to a solution will cause the pH to..
- A.
  
  Go up
- B.
  
  Go down
- C.
  
  Not change
- D.
  
  Barney Stinson.
10.

Lactose is made by...
- A.
  
  Dehydration synthesis of glucose + glucose
- B.
  
  Hydrolysis of glycogen
- C.
  
  Dehydration synthesis of glucose + fructose
- D.
  
  Dehydration synthesis of glucose + galactose
11.

Which cell does not have a nucleus?
- A.
  
  Smooth muscle cell
- B.
  
  Red blood cell
- C.
  
  Squamous cell
- D.
  
  All cells have a nucleus
- E.
  
  White blood cell
12.

Concerning intracellular and extracellular fluid, we know that extracellular fluid contains..
- A.
  
  More K+
- B.
  
  More Na+
- C.
  
  More phosphate
- D.
  
  More magnesium
- E.
  
  All are true
13.

Which of the following organelles functions in making ribosomal subunits?
- A.
  
  Nucleus
- B.
  
  Nucleolus
- C.
  
  Ribosomes
- D.
  
  Smooth endoplasmic reticulum
14.

During which phase of mitosis do the centromeres line up along the equater of the cell?
- A.
  
  Interphase
- B.
  
  Prophase
- C.
  
  Metaphase
- D.
  
  Anaphase
- E.
  
  Telophase
15.

Which of the following is NOT a membranous organelle?
- A.
  
  Lysosome
- B.
  
  Golgi apparatus
- C.
  
  Centrosome
- D.
  
  Nucleus
- E.
  
  Vacuole
16.

The cell that will look like an "inner tube" under the microscope is the...
- A.
  
  Red blood cell
- B.
  
  White blood cell
- C.
  
  Squamous cell
- D.
  
  Smooth muscle cell
- E.
  
  Sperm
17.

If a cell has 46 chromosomes, how many centrosomes would it have when it is in metaphase?
- A.
  
  46
- B.
  
  23
- C.
  
  1
- D.
  
  2
18.

The function of a cell membrane would be to....
- A.
  
  Determine what goes in and out of a cell
- B.
  
  Recognition of other cells
- C.
  
  Provide for cell to cell junctions
- D.
  
  House enzymes that can control specific reactions
- E.
  
  All of the above
19.

Which statement is true?
- A.
  
  All cells have nuclei
- B.
  
  Cells can never have more than one nucleus
- C.
  
  Many different types of cells in the body contain flagella
- D.
  
  Squamous cells build a scale like layer of protection on the surface of the skin
- E.
  
  All of the above
20.

Which organ system contains the pituitary gland?
- A.
  
  Integumentary
- B.
  
  Nervous
- C.
  
  Endocrine
- D.
  
  Cardiovascular
21.

Which of the following is NOT true about the muscular organ system?
- A.
  
  The muscular system provides for movement.
- B.
  
  The muscular system does not provide support and protection for other tissues.
- C.
  
  The muscular system generates heat that helps maintain body temprature.
- D.
  
  The muscular system contains skeletal muscles and associated tendons.
22.

The nervous system does NOT include which of the following organs?
- A.
  
  Brain
- B.
  
  Spinal cord
- C.
  
  Peripherial nerves
- D.
  
  Sense organs
- E.
  
  Heart
23.

A group of cells working together that perform similar functions is called...
- A.
  
  Tissue
- B.
  
  Organelle
- C.
  
  Organ
- D.
  
  System
24.

The ability of the body or a cell to seek and maintain a condition of equilibrium or stability within its internal environment when dealing with external changes is know as?
- A.
  
  Feedback systems
- B.
  
  Homeostasis
- C.
  
  Metabolism
25.

The correct order for the levels of organizaiton is:
- A.
  
  Chemical, organelle, tissue, cell, organ, organ system
- B.
  
  Chemical, organ, tissue, organelle, organ system, cell
- C.
  
  Chemical, organelle, cell, tissue, organ, organ system
- D.
  
  Organ system, organ, tissue, cell, organelle, chemical