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Audrey S
Physiology Week 7 and beyond
| Question | Answer |
|---|---|
| If the secretion of oxytocin during childbirth operated as a negative feedback control loop, what effect would it have on uterine contractions | oxytocin would inhibit uterine contractions |
| What is self-immunity | Auto-immunity |
| What is dependent on the proper amount of calcium ions in the blood | blood clotting, transmission of nerve impulses, contraction of cardiac muscles |
| What system is least involved in maintaining homeostasis | The Reproductive system |
| Epidemiology is the study of the _______ diseases in human populations | occurrence, distribution and transmission |
| Of the pathogenic organisms, what is the most complex | Tapeworms |
| Intracellular parasites that consist of DNA/RNA surrounded by a protein coat and sometimes by a lipoprotein envelope are called | viruses |
| Prostaglandins and steroids share which of the following characteristics | They both have a ring structure in their molecule |
| Peptide bonds join together molecules of | Amino acids |
| Which ells help destroy pathogens and damaged tissue in the brain | Microlia |
| Which of the following is not a characteristic of smooth muscle | Them having intercalated dischs |
| During pregnancy, what happens to the oygenated blood returned from the placenta via the umbilical vein | It flows into the Inferior vena cava |
| Starlings law of the heart states that, within limits, the longer, or more stretched, the heart fibers are at the beginning of the contraction, the | Stronger the contraction |
| Because T-cells attach pathogens more directly, T-cell immune mechanisms are classified as _______ immunity | Cell mediated |
| Lymphocytes that kill many types of tumor cells and calls infected by different kinds of viruses are known as | Natural killer cells |
| During their residence in the thymus, pre-T cells develop into _____, cells that proliferate as rapidly in the body | Thymocytes |
| Pyrogen molecules trigger the fever response by promoting the production of | Prostaglandins |
| Which protein interferes with the ability of viruses to cause disease | Interferon |
| ________ refers to a phenomenon in which the genetic characteristics common to a particular kind of organism provide defense against certain pathogens | Species resistance |
| Which organ has several functions, including defense, hematopoiesis, red blood cell and platelet destruction and blood reservoir | Spleen |
| Recognition of antigens by antibodies occurs when an | Antigens's epitopes fit into and bind to an antigen molecule's antigen-binding site |
| The ability of our immune system to attack abnormal or foreign cells but spare our own normal cells is called | Self tolerance |
| The term used to describe the volume of air exchanged during normal inspiration and expiration is | Tidal Volume |
| Boyle's law states that the volume of a gas varies _________ with pressure at a _________ temperature | inversely, constant |
| Ciliated cells lining the respiratory tract | help move the mucus blanket toward the pharynx |
| When the pressure in the lung is greater than the atmospheric pressure | expiration occurs |
| Vital capacity is equal to | inspiratory volume, tidal volume and expiratory volume |
| The substance absorbed into the lymph capillaries are | glycerol and fatty acids |
| The final part of carbohydrate digestion is | monosaccharides |
| The enterogastric reflex causes | inhibition of gastric peristalsis |
| Gastric enzymes are referred to as ________ enzymes | hydrolyzing |
| Which phase of gastric secretion is stimulated by the sight, taste and smell of food | Cephalic phase |
| The hormone that inhibits gastric muscle slowing passage of food into the duodenum | gastric inhibitory peptide |
Created by:
Audrey S