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A 19 year old man is admitted to the emergency room with a stab wound to the lateral aspect of his left thorax along the midaxillary line (i.e. along the coronal plane through the mid-thorax). Palpation reveals that the puncture passes through the sixth intercostal space. It is obvious that the blade has punctured the lung, causing a pneumothorax. Part A. Moving from superfici
Sarcomere force vs. velocity with length and number
Question: Bill can lift exactly three times as much weight as everyone else in the school, even though he has the same amount of muscle. On the other hand, Jim can move his arm three times as fast but can barely lift a heavy book. You obtain muscle biopsies to analyze their muscle geometry.
If the length, number, cross section, and type of fibers the same in both, compar
Calculation of GFR, ceatinine, and creatinine clearance
A man's leg was crushed between a car bumper and a wall. His physicians believe their patient has suffered kidney damage from myoglobin blocking glomerular pores. Tests showed the following results: plasma creatinine: 30 mg/100 mL plasma 24 hour urine specimen: volume = 1 liter urine creatinine&n
Activity 2 - Twitch Contractions and Summation [PowerPhys]
I got 100% on this but it took a while to do this report. I hope it helps those that want to understand better this type of contractions. Think before copying it. The best way to learn something is to understand it and make it meaningful. Have a great day!!
Has anyone ever done a worksheet called Thanksgiving Dinner (Digestive System)
It looks like this: So, you just finished a wonderful Thanksgiving dinner with friends and family. The menu included: Turkey with Bread Stuffing & Gravy Honey-glazed, Mashed Yams with Browned Marshmallow Crust Buttery Creamed Corn Steamed Asparagus Spears with Sweet & Sour Sauce Cranberry Sauce Tossed Salad with Olive Oil & Bals
After a serious automobile accident, a man suffers from emotional instability, poor appetite, and alternating chills and fever. His memory and muscle control seem normal. As students in a medical school, you and your peers must diagnose his illness. One student suggests that the patient has a hormonal imbalance due to a damaged gland. Another argues that the
Question number 1: ------According to the results form tube 4, can bile salt hydrolyze fat into glycerol and fatty acids?(tube 4 does NOT contain lipase, instead it contains deionized water). EXPLAIN WHY Without bile salt, can lipase hydrolyze fat to release fatty acid at all? EXPLAIN.
Sketch graphs illustrating the electrical response of auditory hair cells and co
Sketch graphs illustrating the electrical response of auditory hair cells and cochlear neurons to sound. You do not need to be precise on the amplitudes or durations; just show you understand the general trend.
Design a flow chart or concept map to summarize the information in the text unde
Design a flow chart or concept map to summarize the information in the text under the heading "Cell-to-Cell Communication." This chart should make clear the four basic methods of cell-to-cell communication, and the relevance of and distinction between paracrine, autocrine, neurocrine, and cytokine chemicals.
You are part of a research team designing a robot for competition. Your robot ne
You are part of a research team designing a robot for competition. Your robot needs to be able to respond to painful stimuli like stepping on broken glass. What type of human control system will you model your robot's after and explain your reasons for choosing it.
Sketch a short series of simple columnar epithelial cells. Label each of the thr
Sketch a short series of simple columnar epithelial cells. Label each of the three different borders. Briefly explain the different kinds of activities that may go on at each border, and tell how their structures and junctions support these functions.
One client, “A” has low heart rate and low stroke volume. The other client, “B”
One client, “A” has low heart rate and low stroke volume. The other client, “B” has high heart rate and high stroke volume. Which client has the greater venous return?
Research two different complementary philosophies related to abnormal human structure and function, ...
Research two different complementary philosophies related to abnormal human structure and function, which is based on cultural, spiritual or holistic principle?
Research and briefly describe (no more than 4 sentences) two examples of each of the following types of health care interventions to help treat abnormal human structure and function:
two examples of each of the following types of health care interventions to help treat abnormal human structure and function:
How does the patient’s blood pH, PO2, PCO2, oxygen saturation levels, and bicarbonate levels ...
Case Questions Note: While you will work on these in your groups, each student is also responsible for submitting an individual writeup of answers to these questions after class. 1. Th ere is a likelihood that the patient has acquired pneumonia since she exhibited shortness of breath and has been in contact with family members who had been coughing and were treated
It took the diagnosis of high blood pressure (hypertension) at the age of 45 to shock Max into taking better care of himself. A former college football player, he had let himself go, eating too much junk food, drinking too much alcohol, sitting on his chubby bottom for the majority of the last two decades, and even indulging in the frequent habit of smoking cigars. Max’s physician h
In the laboratory, an isolated skeletal muscle (with its nerve attached) is placed in a solution that contains no calcium ions. The researcher then attempts to cause the muscle to contract two different ways.
Directly stimulating and depolarizing the muscle's sarcolemma Stimulating the nerve that leads
Patient Case A 47-year-old white male is admitted to the emergency room with a 36-hour history of lower abdominal pain, nausea, and vomiting. The patient describes the pain as crampy in nature and notes that his abdomen has become distended over the last 12 hours. His last bowel movement was three days prior to presentation. His past medical history reve
Patient Case A 50-year old woman presents to the emergency room with a 24-hour history of abdominal pain that began approximately one hour after a reportedly large dinner. The pain began as a dull ache in the epigastrium but then localized in the right upper quadrant. She reports some nausea but no vomiting. Since her arrival to the ER, the pain has decr
1, Sometimes the reflex response is dminished or absent, a phenomenon termed hyporeflexi. Do you think hyporeflexia would be caused by disoreder of centeral nervous system of the peripheral nervous system?
2. Drugs used to treat hypertension often work by blocking different components of the SNS. Expalian how inhibiting the SNS may act to lower blood pressure.
Chapter 6 SLA: 1. When I open my hand, the palmar surface of my hand is white. When I release pressure from my thumb my hand becomes red. The closest part of my hand turned red first and then the top turned red also. The ulnar artery was closed off. When I released the pressure from my index my fingers turned back red. The bottom of my fingers changed first and then
1. Compare and contrast the propagation of action potentials in skeletal muscle fibers, unmyelinated and myelinated axons. Explain what factors influence the speed of propagation by these membranes. Include in your explanation the concepts of voltage, current and resistance and their effects on propagation.
2. Describe three organizing principles of cortical structures: s
1. Compare and contrast chemically gated and voltage gated ion channels in skeletal muscle fibers versus in neurons. Include in your discussion the variety of chemically gated ion channels and all types of voltage gated individually (Na+,K+, and Ca++). Also discuss how the distribution of voltage gated channels change in myelinated versus unmyelinated axons.
1) Compensation of metabolic alkalosis includes which of the following? ----excreting bicarbonate ion in the renal system and retaining carbon dioxide through the respiratory system. 2) Metabolic acidosis results in __ ------hyperventilation. 3) Which metabolic rate resulted in metabolic acidosis? -------80 kcal/hr 4) Which of the following occurred whe
the questions I am looking for answers to are: 1. describe the position of the pump during diastole 2. describe the position of the pump during diastole
During diastole, the position of the pump is moving up. At the end of diastole, the pump is at the highest position
List the membranes from smallest to largest pore size.
I answered it, with my lab group but do not understand, is it just because they are in order, or is there another reason. Question is, " List the membranes (MWCO#) from smallest to largest pore size. Explain your answer (cite evidence from the data collected to support your answer) The MWCO#'s are 20,100,50,200
only a few questions left.... any help on the question below would be wonderful!!
You have decided to ascend to the summit of Mount Everest where the partial pressure of oxygen in the atmosphere has been estimated to be about 54 mmHg. Once you breathe in this air, the partial pressure of oxygen in the alveoli drops even lower than this due to displacemen
I am confused with "electrochemical-force" concept. Isn't there anyone who can explain electrochemical force in nervous system? Please read my question and "answers", I am not 100% confident with my answer. Thank you for all your help.
1. What is the net (total) electrochemical force (its size and direction) acting on Na+ at the resting pot
