Chapter 11 and 12

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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?


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