University of Memphis

A&P 2 | Exam 5: Digestive SystemIngestion is ___________. - correct answer The introduction of solid & liquid nutrients into the oral cavity Motility is ____________. - correct answer The voluntary & involuntary muscle contractions for moving and mixing materials through the GI tract Secretion is __________. - correct answer The process of producing and releasing fluid into the GI tract which will aid in digestion Digestion is _________. - correct answer The breakdown of ingested foods ...

A&P 2 - HeartDescribe the differences in the basic organization and principle function of the two primary circulatory routes: the pulmonary circulation and the systemic circulation - correct answer - Pulmonary circulation - carries blood from heart through lungs back to heart. Allows for exchange of gases w/in lungs where CO2 is exchanged for O2 - Systemic circulation - carries oxygenated blood from heart to tissues and organs of body and returns O2-poor/CO2-filled blood back to heart Descri...

A&P 2 - Immune SystemExplain the role of antigen-presenting cells (APCs) in the immune system. - correct answer - necessary to stimulate T cells as part of the immune response - ingest the pathogen, digest it and then display its antigens on the surface along with and MHC (major histocompatibility complex) antigen that identifies the cell as self Define the term: pathogen. - correct answer Any such agent that is capable of causing human disease Describe the many forms of nonspecific defen...

A&P 2 - Lymphatic and Immune SystemFunctions of the lymphatic system Production of lymphocytes Generate and Immune response Transport fat from digestive tract Drains excess bodily fluids and returns it to the circulatory system circulatory, immune, and digestive system what three systems does the lymphatic system work with? lymph fluid fluid that circulates through the body in lymph vessels and eventually enters the bloodstream lymphatic capillaries Small, open-ended lymp...

A&P 2 - MetabolismEnergy - correct answer * Cells break down organic molecules to obtain energy: - used to generate ATP * Most energy production takes place in mitochondria Metabolism - correct answer Refers to all chemical reactions in an organism Cellular metabolism - correct answer *Includes all chemical reactions within cells *Provides energy to maintain homeostasis and perform essential functions Catabolism - correct answer * Is the breakdown of organic substrates * Releases e...

A&P 2 - Urinary System LabUrinary System Functions - correct answer Kidneys: Excrete waste, regulate volume, salt water and acid base regulator Ureters: Transports urine from kidneys to bladder (round when filled) Urinary Bladder: Temporarily stores urine Urethra: Tube that connects urine from bladder to exterior Kidneys - correct answer 2 Kidneys Bean-shaped organs Located above the waist, on either side of the vertebral column Retroperitoneal (behind the peritoneum) ***...

A&P 2 Blood Vesselsarteries - correct answer have thicker walls, more smooth muscle and elastic fibres, and more resilient veins - correct answer thinner walls, larger lumens, lower pressure Blood vessels - correct answer delivery system that begins and ends at the heart Tunica interna (intima) - correct answer endothelial layer that lines the lumen of all vessels Tunica media - correct answer smooth muscle and elastic fibre layer; regulated by sympathetic nervous system; controls va...

A&P 2: cardiovascular system-heartfunction of cardiovascular system - correct answer deliver oxygen and nutrients remove waste and carbon dioxide provide adequate perfusion of tissues components of cardiovascular system - correct answer blood vessels, blood, heart heart location - correct answer in mediastinum, about 2/3 lies to left of midline heart size/shape - correct answer about the size of closed fist and shaped like cone laying on it's side layers of heart superficial to de...

A&P 2- Chapter 19 Which of the following is NOT a major function of the blood? - correct answer Production of oxygen A megakaryoblast will develop into - correct answer platelet Which of the following situations could result in maternal antibodies attacking fetal blood cells during a second pregnancy? - correct answer mom is Rh negative and fetus is Rh postitive Which of the following plasma proteins plays a role in disease resistance? - correct answer Globulins What percentage of b...

A&P 2: Circulatory SystemPulmonary circulation Flow of blood from heart to lungs - works to bring oxygen to blood, from poor oxygenated blood travelling from venous system Systemic circulation circulation that supplies blood to all the body except to the lungs Brainpower Read More Arteries Carry blood away from heart - oxygen rich - high pressure vessels Arterioles Smallest arteries that regulate pressure and blood into capillaries. Resistance vessels that control distr...