Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
25 Cards in this Set
- Front
- Back
|
these transport blood away from the heart
|
arteries and arterioles
|
|
|
These transport blood towards the heart
|
veins and venules
|
|
|
These connect the veins and venules to the tissues of the body
|
cappilaries
|
|
|
These are thicker with a larger tunica media and more connective tissue
|
arteries
|
|
|
Has a thinner tunica media and valves to prevent back flow
|
veins
|
|
|
The smallest blood vessels with only the tunica intima present/ one cell thick
|
capillaries
|
|
|
fluid with proteins within the blood
|
plasma
|
|
|
plasma and erthryocytes and leukocytes
|
blood
|
|
|
Red blood cell production occurs within the spleen, liver, and kidneys of what animals?
|
Fish and Amphibians
|
|
|
Red blood cell production occurs in the spleen and bone marrow of what animals?
|
birds/reptiles
|
|
|
Red blood cell production occurs only in the bone marrow in what kind of animal?
|
mammals
|
|
|
Describe the changes in red blood cell production in mammals during fetal life?
|
it begins in yolk sac and then moves to vitelline veins, then spleen and liver, then finally to bone marrow
|
|
|
How is cardiac muscle different from skeleton muscle?
|
it has a cellular structure with intercallated disks that seperate cells, nuclei are located centrally and and cappilaries are present in between fibers
|
|
|
These vessels and capillaries are entwined with the blood capillaries in most tissues
|
lymphatic capillaries
|
|
|
Where is lymph fluid returned to the circulatory system?
|
external jugular veins
|
|
|
What is the function of the lymphatic vesels?
|
to return the excess fluid that is lost in capillaries back into the circulatory system
|
|
|
Where are the stem cells for leukocyte production located in mammals?
|
bone marrow
|
|
|
Where must B-cells mature?
|
bone marrow
|
|
|
Where must T-cells mature
|
thymus
|
|
|
What organs are responsible for luekocyte proliferation?
|
bone marrow, lymph nodes, thymus, tonsils, spleen, and peyer's patches
|
|
|
organ directly over the heart where T-lymphocytes mature
|
thymus
|
|
|
capsules located along lymph vessels
|
lymph nodes
|
|
|
What are the function of the lymph nodes?
|
sites for lymphocyte proliferation, macrophages are present that clean blood of pathogens, and toxins
|
|
|
In the spleen this area contains macrophages which filter particulate matter from the blood
|
red pulp
|
|
|
Site of lymphocyte proliferation in the spleen
|
white pulp
|
