Bios255 Study guides, Class notes & Summaries

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: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Test Study Guide | 100% Correct | Grade A - Chamberlain Question: capillary exchange Answer: diffusion, transcytosis, bulk flow Question: Diffusion Answer: Substances such as oxygen, carbon dioxide, glucose, amino acids, and some hormones cross capillary walls via simple diffusion Question: Transcytosis Answer: Large, lipid-insoluble molecules (like insulin) cross capillary ...

Exam 3: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Exam Weeks 5 – 7 Review | 100% Correct | Grade A - Chamberlain Question: External respiration Answer: exchange of gases between alveolar air and blood in pulmonary capillaries Question: Simple diffusion Answer: the reason o2 and co2 move across alveolar membrane Question: simple diffusion Answer: movement of a solute from an area of high concentration to an area of low con...

Exam 1: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Exam Study Guide | 100% Correct | Grade A - Chamberlain Question: What is the pericardium? Answer: double-walled sac that encloses the heart Question: What are the layers of the heart? Answer: Epicardium Myocardium Endocardium Question: What layer is the epicardium? Answer: outer layer Question: What layer is the myocardium? Answer: The middle layer which is a muscle l...

Exam 2: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Test Review | 100% Correct | Grade A - Chamberlain Question: Tonsils Answer: Found in pharynx and oral cavity - helps to trap inhaled or ingested foreign substances Question: pharyngeal tonsil Answer: Wall of nasopharynx Question: palatine tonsils Answer: Pair at posterior oral cavity, tonsillitis Question: lingual tonsils Answer: pair at root of tongue Question...

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 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-...

Lab Practicum: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Test Questions & Answers | 100% Correct | Grade A - Chamberlain Question: What are the 4 other structures of the heart? Answer: Pectinate Muscles Papillary Muscles Trabeculae Carnae Chordae Tendinae (tendinous chords) Question: What muscle is found in the right atrium? Answer: Pectinate muscles Question: # What muscle is found in the right v...

Comprehensive Exam: BIOS255 / BIOS 255 (Latest Update 2024 / 2025) Anatomy & Physiology III with Lab | Exam Questions with Verified Answers | 100% Correct | Grade A - Chamberlain Question: types of protein fibers in connective tissue Answer: collagen fibers, reticular fibers, elastic fibers Question: function of collagen fibers in connective tissue Answer: Collagen fibres act to provide strength and flexibility to tissue. These fibres are responsiblefor resisting large force ...