Histology

Question 1

identify tissue

Answer 1

adipose tissue

Question 2

which of the following kinds of cells is unique to the pancreas and is associated with the intercalated ducts? A. alpha cells B. paneth ells C. centroacinar cells D. acinar cells

Answer 2

C. centroacinar cells

Question 3

which of the following is not part of a portal triad? A. hepatic arterial branch B. portal venule C. hepatic sinusoid D. bile duct

Answer 3

C. hepatic sinusoid

Question 4

the specific type of epithelium covering the true vocal folds is: A. stratified squamous non-keratinized epithelial tissue B. stratified squamous keratinized epithelial tissue C. respiratory epithelium D. olfactory epithelium E. simple low cuboidal epithelium

Answer 4

A. stratified squamous non-keratinized epithelial tissue

Question 5

identify cell

Answer 5

monocyte 1000x

Question 6

identify structure

Answer 6

stria vascularis

Question 7

identify specific structure

Answer 7

lacuna

Question 8

Hassall’s corpuscles are characteristic only of which of the following areas? A. cortex of lymph nodes B. medulla of lymph nodes C. cortex of the thymu D. medulla of the thymus

Answer 8

D. medulla of the thymus

Question 9

in the photomicrograph below, the arrow is pointing to which of the following layers? A. stratum basale (germinativum) B. stratus spinosum C. stratum granulosum D. stratum corneum

Answer 9

A. stratum basale (germinativum)

Question 10

identify the structure seen in the photomicrograph shown below A. Meissner’s corpuscle B. Hassall’s corpuscle C. arteriole D. pacini corpuscle

Answer 10

D. pacini corpuscle

Question 11

in the photomicrograph below, identify the group of cells A. juxtaglomerular apparatus B. collecting duct C. ascending loop of Henle D. macula densa

Answer 11

D. macula densa

Question 12

identify type of epithelium

Answer 12

stratified squamous non-keratinized

Question 13

identify the structure indicated by the arrow A. Bowman’s membrane B. Decemet’s membrane C. Bruch’s membrane D. pigmented later

Answer 13

A. Bowman’s membrane

Question 14

identify the layer indicated by the arrow A. inner plexiform layer B. outer nuclear layer C. outer plexiform layer D. ganglion nuclear layer

Answer 14

B. outer nuclear layer

Question 15

identify the structure/membrane indicated by the arrow in the photomicrograph A. scala tympani B. stria vascularis C. tectorial membrane D. vestibular membrane

Answer 15

D. vestibular membrane

Question 16

identify type of gland shown in the photomicrograph below A. submandibular B. sebaceous C. parotid D. Bowman’s

Answer 16

B. sebaceous

Question 17

identify the type of tissue shown in the photomicrograph below A. pancreas B. lymph node C. spleen D. liver

Answer 17

D. liver

Question 18

identify the reddish hollow structure in the center of the attached photomicrograph A. vein B. trachea C. bronchiole D. alveolar duct

Answer 18

C. bronchiole

Question 19

a connexon is a structural component of the: A. adhesion belt B. macula adherens C. gap junction D. tight junction E. desmosome

Answer 19

C. gap junction

Question 20

glands characterized by sebaceous glands in which the entire secretory cell is lost as part of the secretion are classified as which of the following? A. merocrine B. serous C. eccrine D. apocrine E. holocrine

Answer 20

E. holocrine

Question 21

what would be the refractive power of a lense with a focal length of 50 cm A. 1 diopter B. 2 diopter C. 5 diopter D. 50 diopter

Answer 21

B. 2 diopter

Question 22

which of the following histological staining techniques would be most useful in diagnosing glycogen storage diseases? A. toludine blue B. H&E C. PAS D. fuelgen

Answer 22

C. PAS

Question 23

identify type of gland A. parotid gland B. sublingual gland C. submandibular gland D. thyroid gland E. liver

Answer 23

B. sublingual gland

Question 24

identify type of duct shown by arrow A. interlobar B. intterlobular C. intralobular D. main duct

Answer 24

B. interlobular

Question 25

identify type of epithelium A. transitional B. stratified cuboidal C. simple columnar D. stratified squamous keratinized E. stratified squamous non-keratinized

Answer 25

C. simple columnar

Question 26

identify the type of cell shown in this slide A. lymphocyte B. neutrophil C. monocyte D. basophil E. eosinophil

Answer 26

B. neutrophil

Question 27

the photomicrograph below is taken from which of the following organs? A. fundic stomach B. ureter C. renal crotex D. tongue

Answer 27

B. ureter

Question 28

identify large cell in the center of the photomicroraph A. motor neuron n anterior horn of spinal cord B. astrocyte in cerebral cortex C. olifodendrocyte in paravertebral ganglion D. pseudounipolar neuron in dorsal root ganglion

Answer 28

D. pseudounipolar neuron in dorsal root ganglion

Question 29

identify layer indicated by arrow A. tunica media B. external elastic lamina C. internal elastic lamina D. tunica adventitia

Answer 29

C. internal elastic lamina

Question 30

identify the following type of tissue A. dense irregular connective tissue B. fibrous connective tissue C. cardiac muscle D. smooth muscle

Answer 30

D. smooth muscle

Question 31

fenestrated capillaries would not be characterized by which of the following? A. the endothelium has numerous openings (fenestrae) B. the fenestrae may have thin diaphragm C. the basal lamina is discontinuous D. they are associated with renal glomeruli

Answer 31

C. the basal lamina is discontinuous