HBY 531 Medical Physiology

Lab Examination 3 – Version 1

2002

 

Instructions:  For each of the following, choose the single best response.  Record your responses on the Opscan Sheet using a #2 pencil.

 

 

1.  The organ seen in the field is best described as: (C)

a.       a tonsil

b.      the spleen

c.       the thymus

d.      a lymph node

e.       none of the above

 

2.  The structure indicated by the tip of the arrow is best described as: (E:  Hassall’s corpuscle)

a.       a germinal center

b.      an intralobular duct

c.       a central artery

d.      a Peyer’s patch

e.       none of the above

 

3.  The structure indicated by the tip of the arrow is best described as: (A)

a.       an islet of Langerhans

b.      a germinal center

c.       a connective tissue trabeculum

d.      the pars nervosa

e.       none of the above

 

4.  The structure indicated by the tip of the arrow is best described as: (C)

a.       a mucous acinus

b.      a blood vessel

c.       an intercolated duct

d.      a bile duct

e.       none of the above

 

5.  The cell type indicated by the tip of the arrow is best described as: (D)

a.       a type A pale spermatogonium

b.      a type A dark spermatogonium

c.       a type B spermatogonium

d.      a Sertoli cell

e.       a Leydig cell

6.  The cell type indicated by the tip of the arrow is best described as: (E)

a.       a type A pale spermatogonium

b.      a type A dark spermatogonium

c.       a type B spermatogonium

d.      a Sertoli cell

e.       a Leydig cell

 

7.  The structure indicated by the tip of the arrow is best described as: (C)

a.       a villus

b.      the lingual frenulum

c.       a fungiform papilla

d.      a filiform papilla

e.       none of the above

 

8.  The structure indicated by the tip of the arrow is best described as: (E: anterior lingual glands)

a.       labial glands

b.      sublingual glands

c.       Brunner’s glands

d.      bulbourethral glands

e.       none of the above

 

9.  The structure indicated by the tip of the arrow is best described as: (D)

a.       the basement membrane

b.      the cement line

c.       the corona radiata

d.      the zona pellucida

e.       none of the above

 

10.  The concentration of aromatase within the cell type indicated by the tip of the arrow will __________ in response to FSH. (A:  these were granulosa cells)

a.       increase

b.      remain unchanged

c.       decrease

 

11.  The organ seen in the field is best described as: (A)

a.       the parotid gland

b.      the submandibular gland

c.       the sublingual gland

d.      the pancreas

e.       the pituitary gland

 

 

 

 

12.  The structure indicated by the tip of the arrow is best described as: (E:  interlobular duct)

a.       an intercolated duct

b.      a striated duct

c.       a bile duct

d.      a blood vessel

e.       none of the above

 

13.  The cell type indicated by the tip of the arrow is best described as: (B)

a.       a pituicyte

b.      a chondrocyte

c.       an osteocyte

d.      a fibroblast

e.       none of the above

 

14.  The structure indicated by the tip of the arrow is best described as: (D)

a.       a Howships lacuna

b.      a resorption canal

c.       a Haversian canal

d.      a Volksman’s canal

e.       the bone collar

 

15.  The organ seen in the field is best described as: (B)

a.       the vagina

b.      the pharynx

c.       the esophagus

d.      the tongue

e.       none of the above

 

16.  The structure indicated by the tip of the arrow is best described as: (C)

a.       a tonsil

b.      a germinal center

c.       a lymphocytic aggregation

d.      a lymphoid nodule

e.       a Peyer’s patch

 

17.  The region shown by the tip of the arrow undergoes cyclic changes in response to hormonal input.  Based on what you see, this region is best described as: (B)

a.       the endometrium in menses

b.      the endometrium in the proliferative phase

c.       the endometrium in the secretory phase

d.      the myometrium in the proliferative phase

e.       the perimetrium in the secretory phase

 

 

18.  The structure indicated by the tip of the arrow is best described as: (B)

a.       a spiral artery

b.      a basal artery

c.       a central artery

d.      an endometrial gland

e.       none of the above

 

19.  The organ seen in the field is best described as: (C)

a.       the duodenum

b.      the colon

c.       the fundic stomach

d.      the pyloric stomach

e.       the gallbladder

 

20.