Carbohydrate Digestion The following questions refer to Activity 1: Assessing Starch Digestion by Salivary Amylase. 1. At what pH did you see the highest activity of salivary amylase? Why? 2. How do you know that the amylase did not have any contaminating maltose? 3. What effect did boiling have on enzyme activity? Why? 4. Describe the substrate and the subunit product of amylase. The following questions refer to Activity 2: Assessing Cellulose Digestion. 5. Does amylase use
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Criminal Justice Paper Zugeily Estrada CJA 204 June 5‚ 2014 Linda Fisher - Lewis Criminal Justice System Criminals have existed through out centuries. Some people will only commit a single petty criminal act in their lifetime while some people will be chronic criminal offenders. While criminals are sometimes involved in simple petty theft‚ others are involved in more serious violent acts such as battery‚ sexual assault‚ and death. Crime is considered to compromise
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22 Respiratory System The Respiratory System Respiratory System Consists of the respiratory and conducting zones Respiratory zone: Site of gas exchange Consists of bronchioles‚ alveolar ducts‚ and alveoli Respiratory System Conducting zone: Conduits for air to reach the sites of gas exchange Includes all other respiratory structures (e.g.‚ nose‚ nasal cavity‚ pharynx‚ trachea) Respiratory muscles – diaphragm and other muscles that promote ventilation Major Functions of the Respiratory
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Exercise 5: Cardiovascular Dynamics: Activity 1: Studying the Effect of Blood Vessel Radius on Blood Flow Rate Lab Report Pre-lab Quiz Results You scored 80% by answering 4 out of 5 questions correctly. 1. Blood flow is measured in Your answer : a. mm Hg. Correct answer: b. ml/min. 2. Which of the following has the greatest effect on blood flow? You correctly answered: a. blood vessel radius 3. Which of the following would not result in a decrease in the blood vessel radius? You correctly
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The volume of one mole of gas under conditions of room temperature and pressure Data collection and processing Quantitative data in table with units and uncertainties | Mass of Magnesium(Mg) (g) | Volume of Hydrogen (H₂) (cm³) | 1st trial | 0.040 | 39.9 | 2nd trial | 0.040 | 40.3 | 3rd trial | 0.035 | 36.5 | Quantitative data: The Magnesium was silvery-white‚ lustrous and relatively flexible before being placed in the burette. Whilst reacting with the hydrochloric acid‚ it dissolved
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Exercise 7: Respiratory System Mechanics: Activity 1: Measuring Respiratory Volumes and Calculating Capacities Lab Report Pre-lab Quiz Results You scored 100% by answering 5 out of 5 questions correctly. 1. Which of the following statements describing the mechanics of breathing is false? You correctly answered: d. Ventilation relies exclusively on contracting skeletal muscles. 2. The contraction of which of the following muscles will increase the thoracic cavity volume during inspiration?
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Respiratory System Respiration: The primary function of the respiratory system is to obtain oxygen gas for cell metabolism and remove carbon dioxide waste. Describe each of the following general processes of respiration. Ventilation- air is moved into and out of the lungs so the gases there are continuously changed and refreshed external respiration- oxygen diffuses from the lungs to the blood‚ and carbon dioxide diffuses from the blood to the lungs gas transport- oxygen is transported
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Exercise 2: Skeletal Muscle Physiology: Activity 1: The Muscle Twitch and the Latent Period Lab Report Pre-lab Quiz Results You scored 20% by answering 1 out of 5 questions correctly. 1. Skeletal muscles are connected to bones by Your answer : c. ligaments. Correct answer: b. tendons. 2. Skeletal muscles are composed of hundreds to thousands of individual cells called Your answer : b. myofibrils. Correct answer: c. fibers. 3. The term motor unit refers to Your answer : b. all of the activated muscle
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upper respiratory system| 1.|Which of the following is not part of the upper respiratory system?| A)|Nose| B)|Oral cavity| C)|Pharynx| D)|Trachea| E)|Nasal meatuses| Ans:|D| |Link to: 22.1 Inhaled air travels in the upper respiratory system| 2.|The conducting zone does NOT act to| A)|clean air of debris.| B)|conduct air into the lungs.| C)|add water to air.| D)|warm air.| E)|It does all of the above.| Ans:|E| |Link to: 22.1 Inhaled air travels in the upper respiratory system|
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LABORATORY REPORT Activity 8: Respiratory Volumes Name: Instructor: Date: PREDICTIONS 1. During exercise: 2. During exercise: 3. During exercise: 4. During exercise: 5. During exercise: MATERIALS AND METHODS 1. Dependent Variable. 2. Independent Variable. 3. Controlled Variables. 4. Which respiratory volume was calculated? 5. What was the purpose of the nose clip? RESULTS See Table 2: Average Breathing Rates and Lung Volumes See Graph: Comparison
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