Exam 3 Practice Questions Flashcards
Cells that overlie dermal papilla and proliferate to form a hair are called:
Hair matrix cells
The neuroglial cell of CNS that can become phagocytic is:
microglial cell
Another word for the intercristal space of the mitochondrion is called:
matrix
“Left shift” indicates increased concentration of which specific blood cell?
band neutrophil
Blood basophils most closely resemble which connective tissue cell?
mast cell
Receptor specialized to detect deep pressure/vibration is:
lamellar corpuscle
Inner layer of synovial joint capsule is:
synovial layer
Osteoblasts are similar in appearance to what other cell type in bone marrow smears?
plasma cell
Neurolemmocytes that encircle neuron cell bodies in ganglia are called:
satellite cells
Most abundant WBC in chicken blood:
heterophil
Aggregates of free ribosomes & RER
nissl substance
“stacks” of chondrocytes in growing long bone:
zone of multiplication
What granulocyte would increase in diseases that require phagocytes?
Neutrophil
Portion of hair embedded in hair follicle is:
root
Modified sweat glands of ear canal, produce major component of ear wax:
ceruminous glands
cells that form network in thymus, supporting developing T cells:
epithelial reticular cells
Lymphatic system organ that lacks efferent lymph vessels:
hemal node
Outermost layer of tunica intima of typical blood vessel:
internal elastic lamina
Capillaries with openings in endothelial cells covered by thin membrane:
fenestrated
“Giant cells” form to ingest large microorganisms result from fusion of:
macrophages
Most abundant cell type in lymphatic nodule:
B cell
Antigen-presenting cells in epithelium covering pseudovilli of Peyer’s Patch:
M cells
Most abundant cell type in periarterial lymphatic sheath of spleen:
T cells
Visceral Lamina of Serous Pericardium =
epicardium
Specific layer of wall of heart that contains Purkinje fibers:
subendocardium
Hair growth stage where “old” hair pushed out of follicle:
Anagen
Dermis has 2 layers- reticular layer and:
papillary layer
Red pulp of spleen consists of splenic cord and:
venous sinuses
Small bundles of smooth muscle in hair follicles:
arrector pili
Antigen presenting cells in epidermis:
Langerhans (clear cells)
Endothelium lines lumen of high endothelial venules is classified as:
simple cuboidal
Collagen Type produced by reticular cells, found in most lymphatic organs:
Collagen Type III
Primary Lymphatic Organ in all domestic mammals & birds:
Thymus
Thymus-dependent zone of lymph node:
paracortex
Antigen-independent proliferation of B cells occurs in which avian organ?
cloacal bursa
Middle tunic of blood vessel:
Tunica Media
What are the chemoreceptor cells in the carotid body?
endocrine cells
What are sustenacular cells
surround/support endocrine cells in the carotid body
