APHY 102

APHY 102 Exam 1 Endocrine System and Blood Questions and Answers Virtually all amino acid-based hormones exert their signaling effects through intracellular ________. second messengers Which of the following is NOT a category of endocrine gland stimulus? enzymatic Chemical substances secreted by cells into the extracellular fluids that travel through the blood and regulate the metabolic function of other cells in the body are called ________. hormones Which of the following is NOT a car...

APHY 102 Exam 1 Chapters 13 – 15 Questions and Answers Hormones from the adrenal medulla increase blood pressure heart rate breathing rate Secretions that affect only nearby cells are termed paracrine Steroid hormones are soluble in lipids combine with protein receptor molecules cause messenger RNA synthesis The hormone that stimulates calcium deposition into bone is calcitonin The pineal gland is attached to the thalamus. Which of the following hormones primarily affects the ...

APHY 102 Blood Exam with correct Answers 100% The amount of blood the average adult has 4.7-5.5 liters makes up majority of blood Plasma What percentage of the blood is plasma 55% List the protective functions of blood phagocytosis, antibody production, blood clotting/coagulation What is the combination of plasma and formed elements called whole blood what does hematocrit measure percentage of red blood cells in the blood what is the normal PH range for blood 7.35-7.45 which pla...

APHY 102 Anatomy and Physiology Study Questions Endocrine System with correct Answers List the steps of the action of most non steroid hormones 1. Combines with receptor site on membrane, activating G protein 2. Adenylate cyclase is activated by G protein in target cell 3. Adenylate cyclase converts ATP to Cyclic AMP 4. Cyclic AMP activates protein kinases 5. Protein kinases activate protein substrates in the cell that change metabolic processes 6. Cellular changes produces the hormones...

IvyTech APHY 102 Midterm new Exam with correct Answers compared to the nervous system, the endocrine system may have a longer lasting effect A hormone is a _______________ and the target cell is_______________________. molecule that has a metabolic effect on another cell; a cell that has receptors for specific hormones. In an ECG pattern, the P wave is caused by depolarization of atrial muscle fibers. The great saphenous vein is the longest vein in the body. True The typ...

APHY 101 IVYTECH test 1, midterm, test 3, final Signs of aging at the cellular level are: impaired cell division and the ability to break down and recycle worn cell parts. In all organisms, the basic unit of structure and function is The cell The thoracic cavity lies _____________ the abdominopelvic cavity. Superior to The diaphragm separates the thoracic and the abdominopelvic cavities. T/F True Which action is the main function of the digestive system? Absorption of n...

APHY 102 Test 3 Questions and Answers 2024 Graded A+ Which of the following is important in maintaining the pH of blood? a Oxygen b Phosphate c Nitrogen d Carbon dioxide d. carbon dioxide Which of the following factors does not directly affect breathing rate? a pH b Partial pressure of oxygen in body fluids. c Degree of lung tissue stretch d Partial pressure of carbon dioxide in body fluids. a pH The first event in inspiration is a atmospheric pressure forces air i...

APHYS Test 3 Review|Complete Questions with A+ Graded Answers dorsiflexion. What is the less movable end of a skeletal muscle? Origin What are the large bundles that skeletal muscles are organized into? Fascicles What are characteristics of smooth muscle? Non-striated, involuntary, walls of hollow organs, has one nucleus What are charateristics of skeletal muscle? Striated, voluntary, all over body (attached to bones), multinucleated What is the A-Band of a sacromer...

APHY 102 Quiz 1 with complete solutions Hydrophobic 1.) Fear of water. 2.) Steroid hormones: testosterone, estrogen. 3.) Fats. Hydrophilic 1.) Love of water. 2.) Amino-acid hormones: insulin. If a hormone is a steroid based hormone, does it bind to a hormone receptor on the cell surface, or does it diffuse through the plasma membrane? It diffuses through the plasma membrane. Steroid based hormones Bind to internal receptors. Amino-acid based hormones Can't get throu...

APHY 102 Midterm-ivytech Exam Questions and Answers What is a hormone and how does it act? Hormones are chemical messengers that are responsible for regulation. They are secreted into body fluids, mainly blood. It has specific actions on target tissues, which are any tissue that has specific receptors for that particular hormone. Understand the role of negative feedback in control of hormone secretions A control mechanism in which rising level of a hormone leads to a decrease in hormone ...