Chapter 4 Lecture Flashcards
What are the several specialized types of cells in connective tissue proper?
Fibroblasts, Fibrocytes, Macrophages, Adipocytes,
mesenchymal cells, melanocytes, mast cells
What are fibrocytes?
Most abundant CTP cell type; always found in connective tissue proper; are ‘working’ cells that make and secrete the matrix
Extracellular fluid is called plasma as long as it does what?
stays within the cardiovascular system
When interstitial fluid drains into the lymphatic vessels it is called?
lymph
When blood pressure forces plasma out of the blood through the thin walls of capillaries, it becomes what?
Interstitial fluid
What is the difference between intersitial fluid, plasma, and lymph?
Location, location, location!
Lymphatic vessels are much more permeable than ___________ ____________, and the pressure within them is less than in ___________ _________, so there is a natural tendency for this excess fluid to diffuse in this direction.
Blood capillaries
Blood vessels
What tissue is avascular and uninnervated?
Cartilage
Lacunas are located in what two different tissues?
Bone and cartilage
Is bone vascular??
YES! Blood is made in bone
Hematoposiesis is?
The formation of blood cells
What are the three types of muscle?
Skeletal, cardiac, and smooth
What are the two types of cells in nervous tissue?
neurons and neuroglia
What conducts electrical communication?
neurons
What are dendrites and axons?
Dendrites receive incoming signals
Axons carry signals out