UTA A&P 2 Test 1 Review Questions with Correct Answers Latest Update 2025/2026

UTA A&P 2 Test 1 Review Questions with Correct Answers Latest Update 2025/2026 Atrial natriuretic peptides - Answers Lowers blood pressure by causing vasodilation and promoting loss of of salt and water in urine Venous return is aided by - Answers Skeletal muscle pump, respiratory pump, and arterial recoil Regarding blood distribution, where does the majority of blood at reside? - Answers Systemic veins and venules Which structures give deoxygenated blood to the right atrium? - Answers Superior and inferior vena cava Neurophypophysis is to ______ as Adenohypohysis is to _______ - Answers Antidiuretic hormone (ADH) and Human growth hormone (HGH) How does vasopressin (ADH) affect blood volume? - Answers It increases blood volume, thereby increasing bp and it decreases water loss from the body at the kidneys and sweat glands What cells work to inhibit bone reabsorption by producing calcitonin? - Answers Parafollicular cells Mr smith has been diagnosed with with Addison's disease by his family doctor, which of the following is true regarding his condition? - Answers It is possible that he has primary adrenal insufficiency A child has been infected with a certain type of helminth (parasitic worm) and has been admitted to the ICU with high fever and elevated WBC count. Which of the following WBC types would be responsible for the destruction of these parasitic worms? - Answers Eosinophils When atria ________, ventricles __________. - Answers Relax, contract or contract, relax If you increase the HR and preload of a patient what will happen to the cardiac output (CO) and BP? - Answers CO will increase and BP will increase A neonate born with cretinism is displaying symptoms associated with - Answers Hypothyroidism and hyperthyroidism The primary sit of hemopoiesis is the - Answers red bone marrow Wh Describe cardiac muscle tissue - Answers Shorter, less circular, more numerous mitochondria than skeletal muscle tissue, display branching, has one centrally located nucleus, has fiber ends connected by intercalated discs Parathyroid hormone (PTH) mainly regulates _________ by increasing ________ - Answers Calcium, osteoclastic activity If blood viscosity and blood vessel length increase, what happens to systemic vascular resistance? - Answers it increases Mrs. Smith is an active 33-year old woman who has just been admitted to the emergency department with major trauma to her abdomen from a serious car accident. This car accident occurred because she was eating a large, sugary muffin while driving and she got distracted. She has broken several ribs, damaged her conduction system of the heart, and her abdomen is distended due to internal bleeding- she is losing blood rapidly. Her blood pressure is extremely low (hypotensive) and she continues to enter in and out of consciousness. Which of the following hormone systems will be activated and which of her symptoms cause the activation of this hormone system? - Answers The renin-angiotensin-aldosterone system will be activated due to her hypotension Due to the massive internal bleeding, Mrs. Brown has fallen into a trauma-induced shock, which of the following hormones will be stimulated to increase RBC production and circulation? - Answers erythropoietin The cause of distraction leading to the car accident- the large, sugary muffin had what effect on Mrs. Brown's body? - Answers it caused a temporary state of hypoglycemia, leading to the production of Insulin-like growth factor and It stimulated a negative feedback loop Mrs. Brown passed away because she had an undiagnosed clotting disorder that lead her to bleed out at a faster rate than her body could keep up with. Which of the following blood components could she have been missing? - Answers platelets and prothrombinase List the steps of the conduction system in correct order - Answers SA node, AV node, bundle of his, right/left bundle branches, purkinje fibers The cardiovascular center is located where and regulates what? - Answers Medulla Oblongata and it regulates heart rate and stroke volume Mr. Greene gets very tired around dusk when the sun sets and notices that in the winter months he feels continually tired and sad. As a competent A&P 2 student, you could surmise that it is possible what he is experiencing is - Answers Due to his pineal gland releasing excess melatonin Type A blood contains - Answers A antigens