Bios255 system - Study guides, Class notes & Summaries

Exam 2: BIOS 255 / BIOS255 (New 2024/ 2025 Update) Anatomy and Physiology III Review | Questions and Verified Answers| 100% Correct| A Grade -Chamberlain QUESTION what are venules smallest veins in diameter that are attached to capillary bed QUESTION what are large veins? Answer: size of garden hose ex: inferior vena cava QUESTION veins rely on the following to create pressure to assist in returning blood to the heart Answer: vasoconstriction, valves...

Exam 2: BIOS 255 / BIOS255 (2024/ 2025 Update) Anatomy and Physiology III Complete Guide | 100% Correct| Grade A -Chamberlain Q: Factors affecting venous return Respiratory pump, gravity, skeletal muscles, and blood flow Q: Colloid osmotic pressure is due to Answer: Plasma protein: albumin, fibrinogen, globulins, and Q: Venous drainage of brain, major vein Answer: Internal jugular vein Q: Inferior vena cava drainage Answer: Everything inferior to diap...

Exam 1: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Test Review Study Guide | 100% Correct | Grade A - Chamberlain Question: cardiac pacemaker cells Answer: SA nodes Question: SA node Answer: Sodium, potassium and calcium Question: Slow influx of Na+ Answer: Results of this depolarization Question: Electrical conduction system Answer: SA node, AV node, Bundle of His, Purkinje fibers Question: P wave Answer:...

Exam 1: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Review Test Questions & Answers | 100% Correct | Grade A - Chamberlain Question: depolarization is due to Answer: calcium and sodium Question: repolarization is due to Answer: potassium Question: closing of the valves Answer: heart sound Question: 1st heart sound Answer: AV valves closing (lub) Question: 2nd heart sound Answer: Semilunar valves closing (dub) ...

Exam 3: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Week 5 – 7 Exam Review | 100% Correct | Grade A - Chamberlain Question: Diaphragm Answer: Primary muscle of inspiration, contracting to enlarge the thoracic cavity during inhalation Question: Intercostal muscles Answer: Muscles aiding in airflow by expanding or contracting the ribcage Question: Accessory muscles Answer: Muscles aiding in forced respiration, increasing thor...

Exam 2: BIOS 255 / BIOS255 (New 2024/ 2025 Update) Anatomy and Physiology III Complete Guide | 100% Correct| A Grade Chamberlain Exam 2: BIOS 255 / BIOS255 (New 2024/ 2025 Update) Anatomy and Physiology III Complete Guide | 100% Correct| A Grade Chamberlain Heart Valves Answer: Semilunar: (pulmonary & aortic) Atrioventricular: (bicuspid & tricuspid) QUESTION Primary organs of the immune system Answer: Bone marrow and thymus QUESTION Secondary orga...

Exam 3: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Exam Study Guide Questions & Answers | 100% Correct | Grade A - Chamberlain Question: Components of the Respiratory System Answer: Conducting zone respiratory zone upper respiratory tract lower respiratory tract Question: Principal organs Answer: Nose, pharynx, larynx, trachea, lungs (and bronchi, bronchioles, alveoli within lungs) Question: Conducting zone Answer: no gas exchange-...

Comprehensive Exam: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Study Guide Review Questions | 100% Correct | Grade A - Chamberlain Question: Which of the following statements best describes the meaning of a cross-bridge in the process of a muscle contraction? Answer: Myosin head attaching to the myosin binding sites of actin Question: During the ____________ phase of an action potential, Na+ is entering the cell, causing the membrane poten...

Final Exam: BIOS 255 / BIOS255 (2024/ 2025 Update) Anatomy and Physiology III Complete Guide | 100% Correct| Grade A -Chamberlain Q: Primary organs of lymphatic system Answer: Red bone marrow and thymus Q: Secondary organs of lymphatic system Answer: Spleen, tonsils, lymph nodes, and MALT Q: Difference between lymph and interstitial fluid Answer: Location Q: Positive selection of B cells Answer: Occurs in Bone Marrow Q: Positive selection of...

Bios255, Comprehensive Exam This examination covers content learned in BIOS251, BIOS252, and BIOS255. This exam is worth 100 total points, consisting of 50 multiple-choice questions. You have 75 minutes to complete the Exam. Bios251 Describe a positive feedback system A positive feedback system is mechanism in which the system responds to the perturbation in the same direction as the perturbation. Positive feedback is essentially a feedback mechanism that results in the amplification or growth o...