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| 1 | |
Match the category of typical animal tissue on the left with the appropriate description on the right.
| I: connective | a: dense layers for protection or lining | | II: nervous | b: generate mechanical forces for movement | | III: epithelial | c: initiate and conduct electrical signals | | IV: muscle | d: connect, surround, anchor |
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| | A) | i = d; ii = b; iii = a; iv = c |
| | B) | i = d; ii = c; iii = a; iv = b |
| | C) | i = a; ii = d; iii = c; iv = b |
| | D) | i = c; ii = a; iii = b; iv = d |
| | E) | i = d; ii = a; iii = c; iv = b |
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| 2 | |
Which of the following statements about animal structure and function is correct? |
| | A) | Many animal structures specialized for absorption have folded surfaces to decrease surface area while maintaining an appropriate volume. |
| | B) | Although the respiratory systems of mammals and insects accomplish the same goal, insect respiratory systems lack lungs. |
| | C) | The cuboidal nature of mammalian air sac cells allow for easier exchange of gases across their surfaces. |
| | D) | Regardless of the animal, virtually all respiratory surfaces have low surface areas. |
| | E) | None of the statements about animal structure and function are correct. |
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| 3 | |
A homeostatic control system must have which of the following components? |
| | A) | An effector |
| | B) | An integrator |
| | C) | A sensor |
| | D) | Set point |
| | E) | All of the choices are required for a homeostatic control system |
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| 4 | |
Which one of the following types of muscle tissue produces involuntary contractions? |
| | A) | Skeletal |
| | B) | Smooth |
| | C) | Cardiac |
| | D) | Skeletal and smooth |
| | E) | Smooth and cardiac |
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| 5 | |
The epithelial cells that line the mammalian intestine are most accurately referred to as |
| | A) | simple squamous. |
| | B) | simple cuboidal. |
| | C) | stratified columnar. |
| | D) | simple columnar. |
| | E) | stratified squamous. |
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| 6 | |
Which of the following is not an example of connective tissue? |
| | A) | Bone |
| | B) | Cartilage |
| | C) | Adipose tissue |
| | D) | Blood |
| | E) | Neuron |
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| 7 | |
True or False: An important function of some types of epithelial tissue is to secrete and absorb ions and organic molecules. |
| | A) | True |
| | B) | False |
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| 8 | |
The proteins of the extracellular matrix consist of insoluble, fibrous proteins like _________ and the rubber band-like protein ____________ . |
| | A) | ligaments; adipose |
| | B) | bone; collagen |
| | C) | collagen; elastin |
| | D) | cartilage; keratin |
| | E) | actin; myosin |
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| 9 | |
Match the organ system on the left with the representative component on the right.
| I: endocrine | a. heart | | Ii:nervous | b. glands | | Iii: circulatory | c. kidneys | | Iv: excretory | d. neuron |
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| | A) | i = b; ii = d; iii = c; iv = a |
| | B) | i = c; ii = d; iii = a; iv = b |
| | C) | i = c; ii = a; iii = b; iv = d |
| | D) | i = b; ii = d; iii = a; iv = c |
| | E) | i = a; ii = c; iii = b; iv = d |
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| 10 | |
In vertebrates, Hox genes are responsible for which of the following? |
| | A) | organ positioning |
| | B) | organ development |
| | C) | organ function |
| | D) | Organ positioning and organ development |
| | E) | Organ positioning, organ development, and organ functioning |
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| 11 | |
In an animal's body, most of the water is found |
| | A) | in the fluid-filled spaces that surround cells. |
| | B) | in the fluid part of the blood. |
| | C) | on the outer surface of the organism. |
| | D) | in the cytoplasm of individual cells. |
| | E) | in the hemolymph. |
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| 12 | |
Which of the following statements about the movement of water between compartments is incorrect? |
| | A) | The two components of extracellular fluid in vertebrates are separated by the walls of the blood vessels. |
| | B) | A red blood cell placed in a hypertonic solution will lose water and shrivel. |
| | C) | Water moves from regions of lower solute concentration to regions of higher solute concentration by active transport. |
| | D) | Cells maintain a fairly constant volume, because deformed cells typically do not function as well as unaffected cells. |
| | E) | All of the statements about the movement of water between compartments are correct. |
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| 13 | |
Which of the following methods of solute transport does not typically involve transport proteins? |
| | A) | Facilitated diffusion |
| | B) | Passive diffusion |
| | C) | Active transport |
| | D) | Secondary active transport |
| | E) | None of the choices involve transport proteins |
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| 14 | |
True or False: Energetically speaking, it is less costly to conform than it is to maintain. |
| | A) | True |
| | B) | False |
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| 15 | |
In mammalian body temperature regulation, which of the following components acts as the integrator? |
| | A) | Nerves |
| | B) | Brain |
| | C) | The brain |
| | D) | Muscles |
| | E) | Hair |
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| 16 | |
At which level does negative feedback typically occur? |
| | A) | Molecular |
| | B) | Cellular |
| | C) | Organ |
| | D) | Cellular and organ |
| | E) | Molecular, cellular, and organ |
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| 17 | |
True or False: Positive feedback is far less common in animals than is negative feedback. |
| | A) | True |
| | B) | False |
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| 18 | |
When an animal's body begins preparing for a change in a variable before the change even occurs, this is most accurately referred to as |
| | A) | homeostatic anticipation. |
| | B) | positive feedback. |
| | C) | feedforward regulation. |
| | D) | negative feedback. |
| | E) | None of the choices accurately describe preparation for a change in a variable before the change occurs. |
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| 19 | |
Which of the following represents a paracrine signaling response? |
| | A) | Neurotransmitters are released from one nerve cell and bind to receptors on a neighboring nerve cell, altering the activity of that cell. |
| | B) | A drop in blood pressure leads to release of a hormone that affects multiple organs and tissues. |
| | C) | Damage to an area of skin promotes the release of molecules that repair the injured tissue. |
| | D) | Neurotransmitters are released from one nerve cell and bind to receptors on a neighboring nerve cell, altering the activity of that cell and damage to an area of skin promotes the release of molecules that repair the injured tissue. |
| | E) | Neurotransmitters are released from one nerve cell and bind to receptors on a neighboring nerve cell, altering the activity of that cell, a drop in blood pressure leads to release of a hormone that affects multiple organs and tissues, and damage to an area of skin promotes the release of molecules that repair the injured tissue. |
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| 20 | |
Which of the following is not a homeostatic variable found in animals? |
| | A) | Temperature |
| | B) | Fat |
| | C) | water |
| | D) | pH |
| | E) | All of the choices are homeostatic variables in animals |
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