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Definition
| 26. A chemical reaction that creates a more ordered structure by removing water, creating polymers from monomers is called_______. |
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| 27. Straps of connective tissue that hold bones together, support joints, and direct movement are known as ________. |
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| 28. Bands of connective tissue that aid in the attachment of muscles to bones are termed ________. |
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| 29. Monosaccharides, disaccharides, and polysaccharides are all _________. |
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| 30. The ability of the human body to maintain a relatively constant internal environment is known as ________. |
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| 31. The membranes of our cells are made mostly of _____. |
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| 32. Which of the following contains the most cells? |
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| 33. Which of the following is a kind of lipid? |
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| 34. When your exercise exceeds your aerobic conditioning, your muscles may ache due to the presence of __________________. |
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| 35. Which of the following is a product of cellular respiration? |
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| 1. Skeletal muscle is a type of: |
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| c. Skeletal muscle tissue |
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Definition
| 2. Which of the following muscle tissue types is largely under “voluntary” nervous system control? |
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| c. Nonpolar covalent bonds |
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Definition
| 3. The chemical bonds that hold the muscle proteins actin and myosin together result from the equal sharing of electrons between atoms of similar electronegativities known as: |
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| b. They have one more electron than proton |
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Definition
| 4. Chloride ions readily ionize in water and frequently form ionic bonds with important ions of the nervous system sodium and potassium. Chloride ions have a negative one charge meaning that: |
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| 5. Which of the following is a function of the muscular system? |
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| c. Rough Endoplasmic Reticulum |
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Definition
| 6. Many groups of neurotransmitters produced in neurons are protein-based. Based on this information you would then expect neurons to have many: |
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| 7. The sodium/potassium protein pump found in neurons that actively moves these respective ions against their concentration gradients is an example of a __________ protein. |
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| 13. Overuse, misuse, and age are some of the factors that contribute to excessive stress on a tendon, causing inflammation known as ________. |
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| b. They would be paralyzed |
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Definition
| 14. What would happen to soldiers exposed to a chemical warfare agent that blocked acetylcholine membrane receptors on skeletal muscle cells? |
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| 15. If the inside of the neuron is negatively charged compared to the outside, the neuron is in the __________________. |
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| 16. The concentrations of sodium and potassium ions inside and outside a resting neuron are very different due primarily to: |
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| a. It would be more positive |
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| 17. If a metabolic disorder were to occur that slowed down the rate of Na/K protein pumps in the nerve cells of an individual, how would this affect the resting membrane potential of a neuron? |
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| d. Sodium ion gated channels |
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Definition
| 18. Novocaine is a local anesthetic that blocks a particular neuron cell membrane protein in order to prevent action potential from being generated in neurons that conduct pain signals to the brain. Which of the following neuron proteins does novocaine block to prevent the action potential from initially depolarizing (becoming more positive)? |
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| 19. Neurons with a myelin sheath carry impulses _____________ unmyelinated cells. |
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| 20. Which of the following is a chemical signal that diffuses across the gap between adjacent neurons to convey a message to the next cell? |
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