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Histology Exam 1
Exam 1 Questions
98
Other
Not Applicable
06/13/2008

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Term
cardiac
Definition
type of muscle held together by intercalated discs:
- skeletal
- cardiac
- smooth
- all of the above
Term
WBCs
Definition
in blood that has been cetrifuged with anticoagulants, the "buffy coat" contains:
- RBCs
- serum
- WBCs
- all of the above
Term
has both serous and mucous secreting cells
Definition
a mixed salivary gland:
- empties molecules into ducts and blood vessels
- uses both holocrine and apocrine methods of secretion
- has both serous and mucous secreting cells
- can only be a major salivary gland
Term
pain
Definition
nociceptors are nerve receptors that detect:
- sound
- pressure
- pain
- temperature
Term
osteocytes
Definition
which of the following maintain bone tissue:
- osteoprogenitor cells
- osteoblasts
- osteocytes
- osteoclasts
Term
collagen
Definition
which connective tissue element provides the body with tensile strength?
- collagen
- ground substance
- water
- elastic fibers
Term
inclusion
Definition
glycogen is an example of this because it is cell specific:
- nucleus
- organelle
- inclusion
- cytoplasm
Term
stratified squamous
Definition
epithelium that has 4 layers with the most apical later of cells having a flattened shape is classified as:
- stratified squamous
- pseudostratified
- simple squamous
- transitional
Term
I
Definition
the organic fibrillar matrix of osteoid and of bone is collagen type:
- I
- II
- III
- IV
Term
arterioles
Definition
which blood vessel is called the regulating and resistance vessel?
- muscular venule
- aorta
- arteriole
- vein
Term
tight junction
Definition
the epithelual cell junction that regulated the paracellular pathway is the:
- gap junction
- tight junction
- hemidesmosome
- desmosome
Term
PNS
Definition
a collection of neuron cell bodes called ganglia would be found in the
- brain
- CNS
- spinal cord
- PNS
Term
hydroxyapatite
Definition
most inorganic material of bone is in the form of :
- collagen type I
- fluorapatite
- hydroxyapatite
- extracellular matrix
Term
synthesizes proteins
Definition
chief function of RER is:
- produces ribosomes
- synthesizes proteins
- detox alcohol
- organizes the cytoplasm
Term
elastic artery
Definition
the blood vessels that function as the conducting vessel is the
- elastic artery
- muscular artery
- capillary
- vein
Term
secrete hormones into blood vessels
Definition
all of the following are true of exocrine glands except one. which is the exception?
- ducts
- some cells create proteins
- one method of secretion is holocrine
- secrete hormones into blood vessels
Term
euchromatin
Definition
histological form of DNA that can be transcribed:
- histone
- mitotic schromosomes
- heterochromatin
- euchromatin
Term
heterochromatin
Definition
histological form of DNA that is tightly looped and cannot be transcribed:
- histone
- mitotic schromosomes
- heterochromatin
- euchromatin
Term
chromosome
Definition
histological form of DNA that is the most tightly coiled and cannot be transcribed:
- histone
- chromosomes
- heterochromatin
- euchromatin
Term
parotid
Definition
stensen's duct is found in the:
- submandibular
- sublingual
- parotid
- none of the major salivary glands
Term
submandibular
Definition
wharton's duct is found with the:
- submandibular
- sublingual
- parotid
- none
Term
sublingual
Definition
many small ducts found with:
- submandibular
- parotid
- sublingual
- none
Term
lysosome
Definition
acid hydrolases are found in which of the following organelles
- lysosome
- peroxisome
- mitochondria
- SER
Term
peroxisome
Definition
catalase is found in which of the following organelles:
- nucleus
- mintochonria
- lysosome
- peroxisome
Term
neutrophil
Definition
WBC aka PMN:
- basophil
- lymphocyte
- neutrophil
- monocyte
Term
collagen type I
Definition
fibrocartilage is a mixture of cartilage and
- reticular CT
- collagen type I
- elastic fibers
- bone
Term
intramembranous ossification
Definition
ossification that occurs directly from mesenchyme:
- forms all long bones
- is intramembranous ossification
- permits growth in height
- is endochondral bone formation
Term
endochondral bone formation
Definition
ossification that occurs directly from hyaline cartilage:
- forms all long bones
- is intramembranous ossification
- permits growth in height
- is endochondral bone formation
Term
permit growth in long bones
Definition
the epiphyseal plate:
- forms all flat bones
- is intramembranous ossification
- permits growth in long bones
- is endochondral bone formation
Term
epithelial cell
Definition
keratinocytes are a type of epithelial cell found in the gingiva of the oral cavity. the oral cavity is the beginning of the digestive system. name the cell:
Term
epithelial tissue
Definition
keratinocytes are a type of epithelial cell found in the gingiva of the oral cavity. the oral cavity is the beginning of the digestive system. name the basic tissue
Term
oral cavity/gingiva
Definition
keratinocytes are a type of epithelial cell found in the gingiva of the oral cavity. the oral cavity is the beginning of the digestive system. name the organ:
Term
digestive system
Definition
keratinocytes are a type of epithelial cell found in the gingiva of the oral cavity. the oral cavity is the beginning of the digestive system. name the organ system:
Term
1. phospholipids
2. proteins
3. cholesterol
Definition
3 components of plasma membrane surrounding the odontoblast, the cell that makes dentin:
Term
mononucleated
Definition
most cells in oral cavity have 1 nucleus. these cells are:
Term
Rough ER
Definition
ameloblasts secrete enamel proteins. what type of endoplasmic reticulum functions in protein synthesis in ameloblasts?
Term
yes
Definition
would ameloblasts (cels that secrete enamel proteins) have a golgi complex?
Term
because they have acid hydrolases that are only functional at low pH, not neutral pH of cell
Definition
why don't lysosomes destroy the cell?
Term
nucleus
Definition
what other organelle, besides mitochondria, is surrounded by 2 membranes?
Term
smooth ER
Definition
synthesis of membrane lipids
Term
nucleolus
Definition
produces ribosomes
Term
golgi complex
Definition
packages and sorts proteins
Term
cell membranes
Definition
creates cell compartments
Term
intermediate filaments
Definition
part of cytoskeleton
Term
peroxisomes
Definition
degrades HO
Term
Rough ER
Definition
synthesizes proteins
Term
motochondria
Definition
produces ATP
Term
lysosomes
Definition
contains acid hydrolases
Term
nucleus
Definition
regulates cell activits
Term
1. keratin
2. microtubules
3. actin
Definition
3 types of cytoskeleton proteins in epithelial cells
Term
a basic tissue
Definition
epithelium is an example of
- a cell
- a basic tissue
- an organ
- an organ system
Term
stores and concentrates hepatic bile
Definition
the gallbladder:
- contains gastric glands
- is essential for life
- stores and concentrates hepatic bile
- secretes digestive enzymes
Term
stomach
Definition
gastric glands with parietal cells and chief cells are found in the:
- oral cavity
- large intestine
- stomach
- small intestine
Term
tunica intima
Definition
the layer of the blood vessel wall closest to the blood and lined with endothelium is the:
- tunica intima
- tunica media
- tunica adventitia
- endocardium
Term
b cells
Definition
plasma cells come from:
- t cells
- b cells
- antigen presenting cells
- macrophages
Term
thymus
Definition
which of the following is a primary lymphatic organ containing a cortex, medulla, and a blood barrier:
- thymus
- bone marrow
- spleen
- lymph node
Term
parathyroid gland
Definition
which of the following contains cells that will secrete a hormone to increase blood calcium levels?
- parathyroid gland
- thymus
- thyroid gland
- adrenal gland
Term
stratified squamous keratinized epithelium
Definition
classify the epidermis of the integument:
- pseudostratified columnar epithelium
- transitional epithelium
- stratified squamous keratinized epithelium
- stratified columnar epithelium
Term
dorsal surface of the tongue
Definition
all of the following regions of the oral cavity have a lining mucosa EXCEPT one. Which is the EXCEPTION?
- labial mucosa
- dorsal surface of the tongue
- floor of the mouth
- soft palate
Term
parietal
Definition
you take medication because your stomach is overproducing acid. which of the following cells is responsible for this?
- paneth
- chief
- mucous surface
- parietal
Term
arteriole
Definition
which of the following function is a regulating and resistance vessel:
- elastic artery
- muscular artery
- arteriole
- venule
Term
hemidesmosome
Definition
which of the following attach the cells of the stratum basale of epidermis to the basal lamina?
- desmosomes
- gap junctions
- hemidesmosomes
- tight junction
Term
adrenal gland
Definition
which of the following contains cells that secrete epinephrine (adrenalin)?
- lymph node
- adrenal gland
- thymus
- kidneys
Term
surface absorption cell: digestion and absorption
Definition
choose the correct pairing of small intestine cell and function:
- surface absorptive cell (enterocyte): digestion and absorption
- goblet cell: secrete digestive enzymes
- m cells: secrete mucous
- paneth cell: secrete bicarbonate
Term
pseudostratified ciliated columnar w/goblet cells
Definition
what is the classification o respiratory epithelium?
- simple squamous
- pseudostratified ciliated columnar with goblet cells
- stratified squamous orthokeratinized
- simple columnar
Term
thyroid gland
Definition
which of the following organs contains follicular cells, parafollicular cells, and colloid consisting of an extracellulary stored hormone?
- spleen
- pituitary gland
- kidney
- thyroid gland
Term
spleen
Definition
a central artery, PALS, and lymphatic nodules are found in the:
- lymph node
- spleen
- tonsils
- thymus
Term
circumvallate papillae
Definition
serous glands of von Ebner are associated specifically with:
- filiform papillae
- fungiform papillae
- foliate papillae
- circumvallate papillae
Term
renal corpuscle
Definition
which if the following is the filtering unit of the kidney nephron?
- renal corpuscle
- proximal convoluted tubule
- loop of henle
- collecting duct
Term
desmosomes
Definition
in the stratum spinosum of the epidermis, multiple layers of cells are held together by:
- hemidesmosomes
- basal lamina
- keratohyalin granules
- desmosomes
Term
hyaline cartilage
Definition
which of the following is the main support for the wall of the trachea and the bronchus?
- hyaline cartilage
- smooth muscle
- bone
- dense regular CT
Term
glands
Definition
we lick our lips frequently because the red border LACKS:
- epithelium
- glands
- nerves
- CT
Term
lymph node
Definition
which of the following has a cortex, medulla and high endothelial veins
- lymph node
- spleen
- thyroid gland
- adrenal gland
Term
a nonspecific defense mechanism
Definition
the epithelium of your oral cavity inhibits the movement of acteria into deeper tissues. this function of the epithelium is BEST defined as:
- cellular immune response
- a specific defense mechanism
- the humoral immune response
- a nonspecific defense mechanism
Term
impulse conduction system
Definition
specialized cardiac muscle fibers throughout the heart that regulate contraction make up the:
- voluntary NS
- impulse conduction system
- lymphatic system
- PNS
Term
villi
Definition
which of the following cells or structures is found ONLY in the small intestine:
- goblet cell
- villi
- mucosa
- glands
Term
proximal convoluted tubule
Definition
which of the following regions of the nephron reabsorbs glucose, amino acids, ions, and vitamins?
- collecting duct
- distal convoluted tubule
- loop of henle
- proximal convoluted tubule
Term
plasma cells
Definition
which of the following immune cells synthesizes and secretes antibodies:
- helper t cells
- antigen presenting cells
- plasma cells
- cytotoxic t cells
Term
alveolar macrophages
Definition
particulate matter that is not cleared by the mucociliary escalator, and reaches the alveoli of the lungs is removed by:
- type II alevolar cells
- type I alveolar cells
- clara cells
- alveolar macrophages
Term
myocardium
Definition
cardiac muscle is found in the:
- tunica media
- endocardium
- epicardium
- myocardium
Term
central vein
Definition
which of the following is NOT a component of the portal triad of the liver?
- central vein
- bile duct
- hepatic artery
- portal vein
Term
lymph
Definition
a major function of the lymph node is to filter:
- blood
- lymph
- bile
- sweat
Term
cheek
Definition
the lateral boundary of the oral cavity is the:
- lip
- nasopharynx
- cheek
- palate
Term
pituitary gland
Definition
this endocrine gland has a pars distalis and a pars nervosa and is controlled by the hypothalamus:
- adrenal gland
- thyroid gland
- pituitary gland
- pineal gland
Term
submucosa
Definition
the oral mucosa consists of all the following except one. which is the exception?
- submucosa
- lamina propria
- epithelium
- basal lamina
Term
melanocytes
Definition
which of the following cells function to provide coloration to the skin?
- melanocytes
- langerhans cells
- keratinocytes
- merkel cells
Term
resp tract
Definition
type I and type II alveolar cells and clara cells are found in the:
- resp tract
- lymphatic system
- digestive system
- integument
Term
digestive system
Definition
m cells and paneth cells are part of the immune system of the:
- resp tract
- lymphatic system
- digestive system
- integument
Term
spleen
Definition
blood is filtered, and aged RBCs are destroyed in the:
- pancreas
- urinary bladder
- apocrine gland
- spleen
Term
collecting duct
Definition
which of the following components of the urinary system collect urine from distal tubules:
- proximal convoluted tubule
- glomerulus
- collecting duct
- loop of henle
Term
juxtaglomerular cells
Definition
where in the kidnet nephron is renin secreted?
- CT
- juxtagolmerular cells
- loop of henle
- distal tubule
Term
pineal gland
Definition
name the endocrine gland that has pinealocytes and glial cells and secretes melatonin:
- pineal gland
- pituitary gland (hypophysis)
- thyroid gland
- thymus
Term
lymph
Definition
tissue fluid is :
- bile
- lymph
- plasma
- urine
Term
sebaceous
Definition
the gland that is associated with a hair follicle, releases product by holocrine secretion and functions to moisturize the skin is the:
- cardiac
- sebaceous
- eccrine
- apocrine
Term
digestive enzymes
Definition
pancreatic acinar cells secrete:
- hormones
- digestive enzymes
- bile
- acid
Term
goblet cells and ciliated columnar cells
Definition
which of the following pairs of cells forms the mucociliary escalator of the respiratory tract?
- parietal cells and chief cells
- plasma cells and antigen presenting cells
- goblet cells and ciliated columnar cells
- enteroendocrine cells and small granule endocrine cells
Term
hepatocyte
Definition
the liver cell is called the
- hapatocyte
- acinar cell
- enterocyte
- langerhan's cells
Term
filiform
Definition
all of the following lingual papillae function in taste except one. which is the exception?
- circumvallate
- folliate
- foliform
- fungiform
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