BIOS 225

BIOS 255 Week 2 Concepts: The Cardiovascular System- Heart outcomes: ● Identify the chambers of the heart. ● Identify the location and function of valves within the heart. ● Describe the fl ow of blood through the heart. ● Define stroke volume and cardiac output. ● Understand how the cardiovascular system responds to exercise. ● Understand how cardiac output and blood pressure can be measured. ● Understand how heart rate, stroke volume and cardiac output change with exercise. Intro...

Running Head: CASE STUDY – CHRONIC OBSTRUCTIVE PULMONARY DISEASE (COPD) BIO 255 WEEK 6 Case Study – Chronic Obstructive Pulmonary Disease (COPD) How is Venti lation Different from Respiration? Ventilation is very different from respiration. Ventilation is mechanical and involves the movement of air. It is the mechanical drawing in and expelling out air via breathing. Respiration is physiologic and involves the exchange of gases in the alveoli, external respiration, and in the cells, internal...

BIOS 255 Week 2 Assignment: Case Study – Heart – With Correct Answers What are the four valves found in the heart and where are they located? Give all names for each valve. “Tricus pid valve: located between the right atrium and the right ventricle. pulmonary semilunar valve: located between the right ventricle and the pulmonary artery. Mitral valve: located between the left atrium and the left ventricle. Aortic semilunar valve: located between the left ventricle and the aorta. (Tortora, 2...

BIOS 255 Week 7 Assignment: Case Study I Carbon Monoxide Poisoning – Graded An A+ 1. Carbon monoxide binds to hemoglobin more than oxygen due to its greater affinity for hemoglobin. When exposed t o Carbon monoxide oxygen cant bind to hemoglobin resulting in lack of oxygen throughout the body. 2. The pulse oximeter is a noninvasive device typically used to measure the saturation of oxygen in a patient’s blood. This is different from a CO- Oximeter which is used to measure levels of carboxyhe...

BIOS 255 Week 4 Case Study Assignment: Natural Killer Cell Deficiency – Graded An A+ Required Resources Read/review the following resources for this activity: • Textbook • Weekly Concepts • Minimum of 1 scholarly source Scenario/Summary Shanice was a vibrant 16-year-old who was enjoying her high school years. As a good student, she loved attending school and woke every morning eager to start the day. A popular girl, she was surrounded by many friends who all enjoyed each other's company...

BIOS 255 Week 3 Exam Study Guide- Get ready for success by downloading for revision." • This examination covers content learned in weeks 3 & 4 (Ch. 20 and first half of Ch. 21) • This midt erm exam is worth 110 total points, and includes the following types of questions: o 24 Multiple choice @ 3 pts o 1 Matching @ 5 pts o 2 Multiple answers @ 4 pts o 1 Calculation question @ 5 pts o 1 Short answer @ 5 pts o 1 Essay @ 15 pts • You have 75 minutes to complete the Exam Ch. 19 (Review) Review...

BIOS 255 WEEK 4 DISCUSSION POST AND REPLY – SCORED AN A+ OPTION A: The lymphatic system removes excess fluid from the body's tissues, distributes white blood cells (WBCs), and helps organ system s work properly. Lymph nodes are an important part of this system. Lymph nodes are important to the lymphatic system because they combat infections, regulate fluid balance, filter lymph, and control cancer. The lymphatic system is intricately linked to the immunological and circulatory systems, all of...

BIOS-255 Week 6 Discussion: Respiratory Anatomy – Option A Option A: Describe the anatomy and histology of the respiratory system and how each of the functions are related. The Respiratory Sys tems main function is to filter air as it is breathed from external elements. The airways maintain homeostasis by monitoring pathogen entrance and preventing inflammation. The main organs are the nose, pharynx, larynx, trachea, bronchi, lungs. The respiratory system can be divided into a conducting porti...

BIOS-225 Week 5 Lab: Transfusion Matching with Synthetic Blood Kit (Immunological Experiment)