Cell Physiology Chapter 3 Test
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Chapter 3. Midterm review. Anatomy.
- 1.
- A.
True
- B.
False
- 2.Hypotonic solutions are so named because their solute content is lower than the solution they are being compared to.
- A.
True
- B.
False
- 3.Diffusion is important in the study of physiology because it is how most substances enter and exit cells.
- A.
True
- B.
False
- 4.The distal end of a bone would be the farthest end from a reference point.
- A.
True
- B.
False
- 5.A solution that is more dilute than the inside of a cell would cause that cell to shrink in size.
- A.
True
- B.
False
- 6.The dorsal fin of a shark would be visible from the surface of the water.
- A.
True
- B.
False
- 7.If a substance is more concentrated inside a cell than it is outside, the only way to get more of it into the cell is by active transport.
- A.
True
- B.
False
- 8.A cell that suddenly stopped producing energy could still carry out diffusion.
- A.
True
- B.
False
- 9.Animal cells have membranes which allow the passage of selective substances.
- A.
True
- B.
False
- 10.The collarbone is superior to the pelvic bone.
- A.
True
- B.
False
- 11.The regulation of blood pressure is a good example of homeostasis.
- A.
True
- B.
False
- 12.Diffusion is a process where a substance moves from an area of low concentration to an area of high concentration.
- A.
True
- B.
False
- 13.Oxygen and carbon dioxide can cross the membrane through diffusion.
- A.
True
- B.
False
- 14.The process of osmosis requires that the cell expend energy
- A.
True
- B.
False
- 15.When a cube of sugar is placed in water it spreads by the process of active transport
- A.
True
- B.
False
- 16.Selectively permeable membranes allow only certain substances to pass through them.
- A.
True
- B.
False
- 17.The sodium/potassium pump moves sodium and potassium against the concentration gradient.
- A.
True
- B.
False
- 18.The shoulder blade of a dog would be posterior to the hind legs.
- A.
True
- B.
False
- 19.Substances outside the membrane are called:
- A.
Intracellular material
- B.
Intercellular material
- C.
Extracellular material
- D.
Both A & B
- E.
None of the above
- 20.The movement of molecules in response to a concentration gradient:
- A.
Aerobic respiration
- B.
Photosynthesis
- C.
Mitosis
- D.
Diffusion
- 21.Osmosis:
- A.
Involves the diffusion of solute particles
- B.
Can cause a cell to shrink when placed in a hypotonic solution
- C.
Occurs through a non-permeable membrane
- D.
Causes a cell to burst when placed in a hypotonic solution
- 22.If salt solution A is 3 times as concentrated as salt solution B this means:
- A.
Solution A has 3 times as much salt as solution B
- B.
Solution A has 3 times as much water as solution B
- C.
Solution B has 3 times as much salt as solution A
- D.
Solution A is equal to solution B
- 23.Solutions injected into the circulatory system must be _____________ in order to prevent damage to cells
- A.
Hypotonic
- B.
Hypertonic
- C.
Isotonic
- D.
Both A & B
- E.
None of the above
- 24.Active transport:
- A.
- 25.Carbon dioxide and ___________ are waste products of cellular respiration.
- A.
Water
- B.
Glucose
- C.
Sodium
- D.
Energy
- E.
None of the above
- 26.Anterior refers to a body part that is toward the:
- A.
Rear
- B.
Bottom
- C.
Head
- D.
Belly
- 27.Your belly button is located on the ______ side of your body.
- A.
Dorsal
- B.
Lateral
- C.
Proximal
- D.
Anterior
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