Chapter 11 and 12
superior vena cava
Veins draining the head and arms empty where?
Body's own cells
What are T lymphocytes and B lymphocytes self tolerant of?
Xenografts
What are tissue grafts harvested from a different animal species called?
Valves
What do large veins have to prevent back flow of blood?
Inhibits bacteria production
What does fever accomplish?
Virus
What does not behave an antigen presenting cell?
Antigen
What is any substance capable of mobilizing our immune system and provoking an immune response?
Chills
What is not one of the four most common indicators of the inflammatory response?
Lymph nodes
What is not one of the mucosa-associated lymphoid tissues (MALT)?
SA node
What is often called the pacemaker of the heart?
Antihistamines
What is often used to treat allergies?
Complement fixation
What is the chief way the body responds to cellular antigens, such a bacteria or mismatched red blood cells?
Myocardium
What is the muscular layer of the heart wall?
75
What is the normal resting heart rate?
Arteries, arterioles, capillary beds, venules, veins
What is the path of blood flow within the systemic vascular system?
Stroke volume
What is the volume of blood pumped out of a ventricle with each heart beat?
Spleen
What lymphatic organ's major job is to destroy worn out red blood cells and return some of the products to the liver?
Lymphocytes
What mediates the adaptive defense system?
Interferons
What small proteins are secretes by virus infected cells to help defend cells that have not yet been infected?
Systole
What term mean heart contraction?
Cytoxic T cells
What type of cell specializes in killing virus infected, cancer, or foreign graft cells directly?
Right atrium
Where is the SA node located?
subclavian veins
Which blood vessel receives lymph from the right lymphatic duct and thoracic duct?
aortic semilunar valve
Which valve is closed during heart relaxation to prevent blood from back flowing from the aorta?
bicuspid (mitral) valve
Which valve is located between the right atrium and right ventricle?
Internal carotid artery
Which vessels feeds oxygenated blood into the cerebral arterial circle of the brain?
Macrophages
Within a lymph node, what cells engulf and destroy bacteria, viruses and other foreign substances in the lymph?
Heart
All lymph flows toward the...?
Delayed hypersensitivity
Allergic contact dermatitis following skin contact with poison ivy would normally lead to what?
passive immunity
Antibodies provided by serious from an immune donor or an animal donor do not challenge the B cells and thus provide...?
Blood
Lymph is largely composed of water that has escaped from?
Tunica media
Our vessels lose elasticity as we age, as happen in arteriosclerosis. Which layer is affected?
Coronary arteries
Oxygenates blood nourishing the myocardium comes from vessels that branch off the aorta are called...?
Hypertension
Sustained elevated arterial blood pressure above 140/90 mm Hg is a condition known as ..?
anaphalactic shock
Systemic acute allergic response caused by allergens that directly enter the blood, as with certain bee stings or spider bites, is called?
Aorta
Blood leaves the left ventricle through an artery called?
Tunica externa, tunica media, tunica intima
Correct sequence of layers of a typical blood vessel from superficial to deep are??
osmotic pressure
Due to the presence of plasma proteins, what pressure draws fluids into the capillaries?
Edema
Excess accumulation of fluid, which impairs the exchange of materials within the tissues is called?
epicardium
The layer of the heart wall synonymous with the visceral layer of the serous pericardium is?
hepatic portal vein
The single vessel that drains blood from the digestive tract organs to the liver is the?