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[PhysioEX Chapter 7 exercise 3] PEX-07-03

Solved by ramonistry Exercise 7: Respiratory System Mechanics: Activity 3: Effect of Surfactant and Intrapleural Pressure on Respiration Lab Report Pre-lab Quiz Results You scored 100% by answering 5 out of 5 questions correctly. Which of the following statements about surface tension is false? You correctly answered: c. Surface tension acts to increase the size of the alveoli within the lungs. Which of the following statements about surfactant is false? You correctly answered: d. Surfactant works by increasing the attraction of water molecules to each other. Just before an inspiration begins, the pressure within the intrapleural cavity You correctly answered: b. is less than the pressure within the alveoli. The respiratory condition of pneumothorax refers to You correctly answered: c. any opening that equalizes the intrapleural pressure with the atmospheric pressure. A pneumothorax can lead to You correctly answered: b. atelectasis. Experiment Results Predict ...

[PhysioEX Chapter 3 exercise 2] PEX-03-02

Solved by ramonistry Exercise 3: Neurophysiology of Nerve Impulses: Activity 2: Receptor Potential Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. Assuming that the resting potential of a sensory neuron is -70 mV, which of the following represents a depolarization? You correctly answered: c. a change to -60 mV Which of the following is a sensory modality (type of sense)? You correctly answered: e. all of the above Which of the following is a sensory stimulus? You correctly answered: d. all of the above Which of the following is true of the response of a sensory neuron to the appropriate sensory stimulus? You correctly answered: c. both a and b Experiment Results Predict Question: Predict Question 1: The adequate stimulus for a Pacinian corpuscle is pressure or vibration on the skin. Which of the following modalities will induce the largest amplitude receptor potential in the Pacinian corpuscle Your answer : c. moderate-intensity p...

[PhysioEX Chapter 11 exercise 4] PEX-11-04

Solved by cunivj.blogspot Exercise 11: Blood Analysis: Activity 4: Blood Typing Lab Report Pre-lab Quiz Results You scored 100% by answering 4 out of 4 questions correctly. 1. Red blood cell membranes have You correctly answered: c. agglutinogens that specify that individual's blood type. 2. ABO and Rh antigens You correctly answered: d. All of these answers are correct. 3. Which of the following statements about blood types is correct? You correctly answered: d. A person with type O blood has two recessive alleles and has neither the type A nor type B antigen. 4. Antibodies to the A and B antigens are You correctly answered: a. found preformed in the blood plasma. Experiment Results Predict Question: Predict Question: If the patient's blood type is AB- , what would be the appearance of the A, B, and Rh samples? Your answer : b. A, clumped; B, clumped; Rh, unclumped Stop & Think Questions: Why are individuals with the AB+ blood type known as univers...