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Master the Human Anatomy and Physiology!

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BIO 169 Chapter 22 Review Guide with Questions and correct Answers

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Compare the immune system against the lymphatic system The main difference between the two systems is that the lymphatic system is a part of the immune system whereas immune system defends the body from foreign materials. Discuss functions of the lymphatic system Drains excess interstitial fluid, t...

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BIO 169 Test 2 - Actual Test Questions and Correct Answers

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Both lymph and venous blood flow are heavily dependent on... skeletal muscle contractions The thymus is most active during: middle age What effect does age have on the thymus gland? The gland initially increases in size and then decreases in size from adolescence through old age The lymphatic cap...

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BIO-169 - Reproductive System Review Questions and Correct Answers

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When a women has stopped having monthly menstrual cycles for a year she is said to be in menopause The parent cells that produce sperm are called spermatogonia Which are produced by male and female gonads? Sex Hormones Gametes Rank the layers of the uterus in order from most internal to most exte...

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BIO-169 Chapter 27- Fluid, Electrolyte, and Acid-Base Balance Questions and Correct Answers

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The two organs that play an important role in maintaining acid-base balance are the and gallbladder. and kidneys. and lungs. and kidneys. and liver. Lungs and kidneys. Substances that can carry electrical current across cell membranes are called rons. rolytes ectrolytes egulators. rs...

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BIO 169 Ch 16-19 Review Questions and Correct Answers

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What is the primary function of hormones Act as chemical messengers that regulate the metabolic function of cells in the body Which of the following is not a major type of stimulus that triggers endocrine glands to manufacture and release hormones? Hormonal Enzymatic Neural Humoral Enzymatic Whic...

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BIO 169 FINAL EXAM QUESTIONS AND CORRECT ANSWERS

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What causes a long absolute refractory period in cardiac muscle? What does the length of the refractory period prevent? A long absolute refractory period is due to the influx of ca+ ions, creating the plateau phase. This phase is to prevent an excessive amount of action potentials in a certain time ...

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Bio 169 Test 5 Questions and Correct Answers

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Relaxation of the dartos muscle. in hot weather, the testes are protected from the heat by Secondary spermatocytes represent the first haploid stage of spermatogenesis. False the acrosome of a sperm contains the mitochondria needed for atp production Seminiferous tubules, straight tubules, rete t...

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TEST 5 BIO 169 (Urinary System & Acid-Base Balance) Questions and Correct Answers

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Vesical Trigone The smooth triangular region of the internal urinary bladder formed by the two ureteral orifices and the internal urethral orifice. The more superior of the two kidneys? Left The term that describes the location of the kidneys - posterior to and outside of the parietal peritoneal m...

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BIO 169 Lymphatic System Review Questions and Correct Answers

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What is the function of the lymphatic system? maintains fluid balance in tissues, defense, and fat absorption What is important about lymphatic capillaries? they are more permeable than blood capillaries because protein in interstitial spaces can not enter blood capillaries, but can enter lymphat...

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BIO 169 - CARDIOVASCULAR SYSTEM REVIEW QUESTIONS AND CORRECT ANSWERS

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Base The region of the heart to which the great vessels are attached Filtration The movement of molecules across a membrane under the influence of hydrostatic pressure Forced movement of compounds through a membrane Left Common Carotid Left side of head Right Common Carotid Right side of neck and...

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BIO 169 -Exam 3 Practice Questions and Correct Answers

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Select the two factors upon which body mass index depends. A. muscle mass and fat mass B. body type and physical activity C. ethnicity and sex D. height and weight D. height and weight Acinar cells of the pancreas release: A. glucagon B. cholecystokinin C. pancreatic juice D. insulin C. pancreati...

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CH. 18 Bio 169 Practice Questions and Correct Answers

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The pulmonary circuit carries deoxygenated blood from the heart to the lungs and back to the heart The systemic circuit carries oxygenated blood to the whole body Deoxygenated blood returns to the _______ --> _____ ect right atrium --> rt. ventricle --> lungs --> left atrium --> lef...

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BIO 169 - Urinary System Review Questions and Correct Answers

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Renal Corpuscle The filtering unit that consists of a glomerulus enclosed in a glomerular capsule Components of a nephron Renal copuscle, renal tubule Organs of the Urinary System Kidneys, bladder, ureters, urethra Glomerular Filtration BP forces fluid through the glomerular capillary walls into ...

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BIO 169 Chapter 17 Review Questions and Correct Answers

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Hematocrit level for adult male47% ± 5% Hematocrit level for adult female42% ± 5% Healthy Adult Female Hb Levels12-16 g/100 mL of blood Healthy Adult male Hb Levels13-18 g/100 mL of blood Neutrophilsbody's bacteria slayers and their numbers increase explosively during acute bacterial infectio...

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BIO 169 Urinary System Review Questions and Correct Answers

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Functions Of The Kidney 1. Excrete Nitrogenous Waste 2. Regulate Blood Volume 3. Regulate Electrolyte Content 4. Helps Regulate Acid-Base Balance In Blood 5. Produce Renin Which Regulates Blood Pressure 6. Produces Erythropoietin Which Regulates Rbc Production Supportive Layers Of Kidney Fibrous Ca...

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BIO 169 - Endocrine System Review Questions and Correct Answers

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The ultimate goal of the endocrine system is: Communication When comparing the endocrine system and the nervous system, the endocrine system: Uses blood borne chemical messengers A lipid soluble hormone such as Cortisol binds a membrane bound receptor and activates a secondary messenger. TRUE OR F...

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Bio 169 Chapter 13 Review Questions and Correct Answers

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Left and right atrium chambers located above the left and right ventricles. Blood passes from these chambers and fills the ventricles. Left and right auricles are ear-like appendages found on top of the left and right atria. They serve as blood reservoirs for the atria. This way the atria can hold ...

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Bio 169 Module 2 Exam Questions and Correct Answers

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Which of the following enhances the exchange between capillary walls and the interstitial spaces? The thinness of the capillary wall. Which function does the circulatory system share with the heart? Regulates blood pressure Precapillary sphincters... control the blood flow into capillary beds. Wh...

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Bio 169 - Exam 3 Test Questions and correct Answers

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Alveoli The main site of gas exchange is the ______ A)alveolar duct B)alveolar sacs C)alveoli D)respiratory bronchiole Force with which air rushes across the vocal folds The loudness of a person's voice depends on the ___________. A)thickness of vestibular folds B)strength of the intrinsic larynge...

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Bio 169 Anatomy & Physiology II Hormones Quiz Questions and Answers

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Growth hormone (GH) From anterior pituitary, targets bone, muscle and fat, effects growth of tissues Thyroid stimulating hormone (TSH) From anterior pituitary, targets thyroid, effects secretion of T3 and T4 Prolactin (PRL) From anterior pituitary, targets mammary glands, effects gland development...

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BIO 169 DIGESTIVE SYSTEM STUDY QUESTIONS AND CORRECT ANSWERS

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What is the purpose of the digestive system? To break down food into small molecules that can be absorbed for production of energy and as building blocks for cell structures What is the GI tract? The gastrointestinal tract or alimentary canal. It is a tube open at both ends for food transit and pro...

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BIO 169 TEST 3 Questions and Complete Solutions

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"sends oxygen-poor blood to the lungs to pick up oxygen and unload carbon dioxide" pulmonary circuit "sends oxygen-rich blood and nutrients to all body cells and removes wastes." systemic circuit A hollow muscular organ that pumps the blood through the circulatory system by rhythmic contractio...

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FINAL EXAM BIO 169 STUDY QUESTIONS AND CORRECT ANSWERS

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The ___ is the first segment of the small intestine when bile and pancreatic juice are mixed into the chyme leaving the stomach duodenum which of the following sphincters is voluntary external anal sphincter the conversion of pepsinogen into the active form, pepsin, requires an acidic pH bacteria...

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Blood Bio 169 Study Questions and Correct Answers

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Coagulation time is the time it takes for clotting to take place when blood is removed from the body. Normal clotting time is 2-6 minutes Coagulation (blood clotting) is a process that prevents excessive blood loss. Fibrin , a long, insoluble thread-like protein holds platelets in place. Tallquis...

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Bio 169 Hormones Review Questions and 100% Correct Answers

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GHRH growth hormone releasing hormone Target Organ Anterior Pituitary Effect Causes AP to secret GH Cause of secretion low blood levels of GH Inhibitor GHIH GHIH growth hormone inhibiting hormone Target Organ Anterior Pituitary Effect Inhibits AP from secreting GH Cause of secretion negative f...

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BIO 169 Final Exam Questions and 100% Correct Answers

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The main site of gas exchange is thealveoli The walls of the alveoli are composed of two types of cells, type I and type II alveolar cells. The function of type II alveolar cells is tosecrete surfactant Complete the following statement using the choices below. Air moves out of the lungs when the p...

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BIO 169 FINAL EXAM PRACTICE QUESTIONS AND VERIFIED ANSWERS

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The functional organization of the nervous system parallels that of the ________ system in many ways. ENDOCRINE ________ are chemical messengers that are released in one tissue and transported in the bloodstream to alter the activities of specific cells in other tissues. HORMONES The hypothalamus ...

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BIO 169 Endocrine System Test Questions and Correct Answers

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Endocrine glandsductless glands - release hormones-vascular & lymphatic supply Exocrine glandshave ducts - nonhormonal products (ex) Endocrinologystudy of hormones Hormoneschemical messenger that is released in the blood to be transported Autocrineterm for hormones that act on same cells that se...

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BIO 169 EXAM 2 PRACTICE QUESTIONS AND CORRECT ANSWERS

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what size is the heart? -what organs border the heart? About the size of a fist. < 1lb -in front of heart is sternum, behind heart is vertebrae and below is diaphragm. lungs beside heart. vein : to or away? what veins carry blood to right side? what veins carry blood to left side? artery: to or ...

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BIO 169 Respiratory System Test Questions and Correct Answers

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I) Three phases of respiration external, internal, and cellular respiration. . 2) __________ is an inflammatory condition of the bronchial system. Asthma 3) _________________the total pressure of a gas mixture is equal to the sum of the partial of all of the gases in the mixture Dalton's Law 4) ...

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Bio 169 Exam 1 Study Questions and Correct Answers

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A bacterial infection A person with an extremely high count of neutrophils is likely suffering __________________. A) anemia B) a bacterial infection C) polycythemia D) a viral infection Supplemental bilirubin injection Which of the following would provide no benefit to a person suffering any one ...

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BIO-169 Chapter 16 Review Questions and Correct Answers

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The hypothalamus controls the anterior pituitary using which mechanism? Indirectly by secreting specific regulatory hormones Which hormone is produced by the thyroid gland? Thyroxine What structure secretes melatonin? Pineal gland Where is antidiuretic hormone (ADH) produced? Hypothalamus A 22-y...

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BIO-169 - Nutrition and Metabolism Review Questions and Correct Answers

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The federal government has established dietary guidelines known as the ___ daily allowances. recommended Which are categories that vitamins are separated into? nonessential essential water-soluble fat-soluble ____ include most organic biomolecules needed by organisms to grow and maintain homeostas...

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BIO 169 Exam 2 Questions and Correct Answers

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What are antibodies composed of? heavy and light polypeptide chains Passage of antibodies from a pregnant mother to her fetus is an example of which type of immunity? passive immunity B lymphocytes develop immunocompetence in the.... bone marrow What are the 3 functions of the inflammatory response?...

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BIO 169 Exam 5 - Reproductive System Test Questions and Correct Answers

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All reproductive structures other than the testes and ovaries are called ____. accessory reproductive organs Each lobule of a testis contains ____, the site of sperm production. seminiferous tubules The ____ carries sperm from their site of production into the urethra. ductus deferens The paired ...

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BIO 169 - FINAL REVIEW QUESTIONS AND 100% CORRECT ANSWERS

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Which of the following organs located just posterior to the spleen and stomach? large intestine What is the anatomical name for the shiny translucent membrane covering the surfaces of the organs? visceral peritoneum Which of the following is a fat-laden peritoneal membrane that covers most of the ...

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BIO 169 Exam 1 Ch 17 Questions and Correct Answers

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List and explain the three overall functions of blood. Substance distribution- transports O2, CO2, nutrients, wastes, hormones, salts, H2O Regulation- maintain body temp, normal pH, fluid volume Protection- prevent blood loss by clotting, prevent infection by antibodies & WBC's What is the blood v...

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Bio-169 Practice Test Questions and Correct Answers

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What ions are pumped against their concentration gradient from the mitochondrial matrix into the imtermembrane space during the electron transport chain? Hydrogen What factors are responsible for decrease in volume of the alveoli? Lung recoil and surface tension of water A structure shared by the ...

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BIO-169 Midterm Review Questions and 100% Correct Answers

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The pituitary hormone that controls the release of steroid hormones from the adrenal cortex ACTH (adrenocorticotropic hormone) The hormone oxytocin does NOT Respond to osmoreceptors Melatonin is produced by the Pineal gland When blood glucose levels rise, Insulin is released The pancreatic hormo...

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Bio 169- Anatomy and Physiology I Final Exam Questions and Correct Answers

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What characteristic of life involves the removal of waste products that result from metabolic processes? excretion What is the smallest level of structural organization in the human body? chemical level In laboratory, you will study tissues. This area of study is known as: histology Which organ s...

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BIO 169 - Final Exam Review Questions and 100% Correct Answers

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Which of these is used clinically to impede or prevent blood clotting? heparin All the circulating red blood cells in an adult originate in the red bone marrow The total volume of blood in the body of a 76-kg man is approximately ________________ liters. 5.3 In adults, erythropoiesis exclusively ...

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BIO 169 Exam 1 Questions and Verified Answers

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Homeostasis The condition in which the body's internal environment remains relatively constant within physiological limits is Norepinephrine Chemical that acts both as a neurotransmitter in some locations, and as a hormone in other locations .Autocrines Hormones that act on the same cell that sec...

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BIO 169 Exam 2 Study Guide with Answers

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Describe the differences between arteries and veins in terms of the layers of the vessel wall. 1. Arteries has more thicker tunica media 2. Veins has more thicker tunica externa Describe the differences between the three types of capillaries. 1. Continuous: Endothelial 2. Fenestrated: Pores 3. Sinu...

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