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Stack #687801
| Question | Answer |
|---|---|
| The tissue that forms a loose fitting sac around the heart is | Pericardium |
| The sketelon of the heart consists of fibrous connective tissue in the interventricluar septum and fibrous connective tissue encircling the heart__________ | Valves |
| When the ventricular walls contract, the bicuspid and tricuspid valves_________ | Closes |
| The pain associated with the condition called angina performs usually is caused by an obstruction in an artery that supplies the__________ | Heart |
| The___________ is the potential space between them parietal and visceral pericardial membranes | Pericardical cavity |
| Blood is supplied to the myocardium by means of the_________Arteries | Coronary |
| The_____________drains blood from the wall of the heart into the right atrium | Coronary sinus |
| The __________ node is a structure that consists of self-exciting tissue | S-A |
| Impulses carried to the heart by means of fibers that secrete acetylcholine are parasympathetic impulses and cause the heart rate to_____________ | Decrease |
| The blood pressure in the systemic arteries is greatest during_________systole | Ventricular |
| In an ECG pattern, the P wave is caused by_____________of atrial muscle fibers. | Depolarization |
| In an ECG pattern, the T wave is caused by_____________of ventricular muscle fibers | Polarization |
| In an ECG the pattern, the P-Q interval indicates how long it takes for the cardiac impulse to travel from the__________ | S-A node through the A-V node |
| The term used to describe an abnormally slow heart rate is___________ | Bradycardia |
| Ventricular_______________ would produce the most life-threaten condition | fibrilation |
| Both A-V node and_________fibers might serve as a secondary pacemaker for the heart | Perkins |
| The SA node relays nerve impulses into the AV bundle of the interventricular septum and the AV node is responsible for the rhythmic contractions of the heart | False |
| When the left ventricle contracts, blood passes into the__________ | Aorta |
| ___________is blood vessel that serve as a blood reservior | Veins |
| The T wave of an ECg pattern represents the repolarization of the___________ | Ventricles myocardium |
| Plasma proteins that remain in blood capillaries help to maintain the osmotic pressure of the____________ | Blood |
| The density of capillaries within a tissue varies directly with the tissue's rate of___________ | Metabolism |
| Molecules within the blood are forced out through the walls of capillaries as a result of osmotic pressure | False |
| Venules continue from capillaries to forms veins, which carry blood back to the atria | True |
| Veins function as blood reservoirs whenever blood pressure increases by venous walls constricting. | True |
| The blood vessels whose walls are thin enough to allow exchange of gases between the blood and tissue fluid are__________ | Capillaries |
| ______________Law of the heart holds that the greater the length of myocardial fibers, the greater the force with which they contract | Starling |
| High blood pressure, lack of physical exercise and__________ are factors that seems to increase the susceptibility to atherosclerosis | Obesity |
| The aorta is the largest artery within the____________circuit | systemic |
| Branches of the aorta are the right coronary artery, Brachiocephalic artery and the left___________artery | Subclavian |
| The descending aorta divides near the brim of the pelvis to form the right and left | common iliac arteries |
| Blood from the face and scalp is drained by the_________jugular vein | external |
| The___________ vein is the longest vein in the body | great saphenous |
| The structure of a lymphatic vessel is most similar to that of a____________ | veins |
| The two collecting ducts that drains the lymphatic trunk are the _________ducts and right lymphatic duct | Thoracic |
| If lymphatic tissue is removed from an axillary region, the arm on that side is likely to become____________ | edematous |
| Lymph is_____________ that has entered a lymphatic capillary | tissue fluid |
| The movement of lymph through lymphatic vessels is called the ______________ | hilum |
| The spleen functions as a blood reservoir and is responsive to low oxygen concentration and contains numerous_____________ | Macrophages |
| Thymosin is thought to stimulate the activity of the thymus gland | false |
| Older red blood cells may be destroyed in the spleen | true |
| The cells that are primarily responsible for immunity are___________and macrophages | lymphocytes |
| Disease causing agents such as viruses and bacteria are called__________ | Pathogen |
| The foreign of non self proteins that trigger immune responses to the presence___________ | viruses |
| The most active phagocytic cells found in circulating blood are___________ and monocytes | neutrophils |
| the widely distributed phagocytic cells that remain fixed in position constitute the _______________tissue | reticuloendothelial |
| Immunity is an example of a specific body___________ mechanism | defense |
| T-lymphocytes are responsible fro Cell-_________________ immunity | Mediated |
| The type of immunoglobulin found in the secretions of exocrine gland is ________ | IgA |
| The type of resistance that develops as a result of developing a disease i Naturally acquired________immunity | active |
| The normal immune response require the presence of both___________ and B-cells | T cells |
| As a result of an allergen antibody reaction, Mast cells release______________ | histamine |
| a newborn infant may have some defense against digestive and respiratory disturbances because of IgA obtained from its mothers_______________ | milk |
| the HIV viruses that cause acquired immune deficiency syndrome may infect _____________ cells endothelia cells and neuroglial cells | T helper |
| When an HIV virus infect a body cell viral RNA is used to synthesize viral ____________ | DNA |
| In recent years the largest group of_______________ patients has been homosexual and bisexual males | AIDS |
| In an autoimmune disease the ______________ response is directed toward self substances | immune |
| All of these are________ diseases Juvenile rheumatoid arthritis and multiple sclerosis and insulin dependent diabetes mellitus | autoimmune |
| During the primary immune response B lymphocytes give rise to plasma cells | True |
| As a result of the allergen antibody reaction mast cells release histamine | True |
| An immunoglobulin molecule is an antigen secreted by T lymphocytes | False |
| Active immunity involves a person becoming immune to a pathogen as a result of having a disease | False |
| AIDS is caused by a virus that attacks complement enzyme | False |
| Systemic Iupus erythematosus is an example of an autoimmune disease that affect the skeleton muscles only | False |
| T helper cells release hormone like substance called__________ | lymphokines |
| During the primary immune response B cells give rise to _____________cells | Plasma |
| Immunoglobulins are contained within the____________ fraction of plasma proteins | gamma globulin |
| A substance that can stimulate a primary immune response but is unable to produce the symptoms of a disease is an____________________ | vaccine |
| A group of lymphocytes that originate from a single early cell is termed an_______________ | Clone |
| Following a primary immune response the B cell and T cells that remain dormant but are able to response to antigens encountered in the future are called____________cells | memory |
| The correct sequence for the layers within the walls of the alimentary canal from inside to outside is____________________ membrane submucosa muscular layer serous layer | mucous |
| Peristalsis occurs in the digestive tract from the _____________to the anus | Pharynx |
| The organs of the alimentary canal are innervated by_________________ as well as by parasympathetic nerve fibers | sympathetic |
| Peristalsis is defined as a mixing movement that forces food through the alimentary canal being mixed with digestive enzymes | False |
| _____________is a wavelike propelling movement that forces food through the alimentary canal | Peristalsis |
| The teeth that are best adapted for bitting off relatively large pieces of food are the________________ | Incisors |
| Microorganisms promote the development of dental cavities by utilizing carbohydrates and producing by products that are__________________ | Acidic |
| Loss of teeth is most commonly associated with diseases of the dental ____________ and gums | pulp |
| The salivary enzyme amylase functions to digest____________ | carbohydrates |
| Because of their location swollen palatine tonsils may interfere with both breathing and ___________ | swallowing |
| A hiatal hernia is due to a weakness of the________________ | diaphragm |
| Gastrin which is secreted by stomach cells functions to Increase the secretions of the ___________ glands | gastric |
| The main part of the stomach is called the_____________ | body |
| Cholecystokinin secretion from the intestinal wall is stimulated by the presence of ____________ in the small intestine | fat |
| A relatively new treatment in the management of gastric ulcers is a drug that inhibits the productions of HCI in the stomach I a person took this medication for a long period the digestion of_____________would be affected the most | proteins |
| Heartburn is usually caused by effects of gastric juice on the _______________ | esophagus |
| Cholecystokinin a hormone released from intestinal mucosa by the presence of fats stimulates the gallbladder to contract and release bile into the duodenum | True |
| The ________ sphincter a valve that controls the movement of food between the stomach and the small intestine | pyloric |
| Intrinsic factor is necessary for the normal absorption of ______________ from the small intestine | vitamin B12 |
| The vomiting center is located in the ________________ of the brain | Medulla Oblongata |
| ______________ is a protein splitting enzyme found in pancreatic juice | Trypsin |
| The condition called acute pancreatitis is often caused by the conversion of trypsinogen to ________________ | trypsin |
| The liver functions to form glucose from non carbohydrates store vitamin______ and destroy damaged red blood cells | D |
| __________ salt constituent of bile has a digestive function | Bile |
| Digestion of _________ would be affected the most if the liver were severely damaged | lipids |
| Type B hepatitis can be transmitted by means of_____________ activity blood transfusion and saliva | sexual |
| Jaundice which is characterized by a yellowish tinge to the tissue is due to an increased blood concentration of ___________ pigments | Bile |
| gallstones are usually composed of________________ | cholesterol |
Created by:
Rayjone
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