Advances in Animal and Veterinary Sciences

Research Article
Adv. Anim. Vet. Sci. 5(2): 92-99
 
Figure 1

Macrograph of black francolin syrinx (ventral view): showing the parts of syrinx that formed by: tympanum (tp); trachea-syringeal part (ts); broncho-Syringeal part (bs); triangular voice (tv); ligament (ig); sternotrachilis (st); lateral trachealis (lt); primary bronchi (br).

Figure 2

Micrograph of syrinx of male black francolin showing: trachea (t); tympanum cartilages (tc); trachea-syringeal cartilages (ts); pessulus (p); right passage (r); left passage (l); lateral labium (ll); medial labium (ml); lateral vibrating membrane (lm); medial vibrating membrane (mm); triangular voice (tv); sternotrachealis (st): ligament (li). H&E. 

Figure 3

Macrograph of syrinx (dorsal view) of black francolin: showing tympanum which formed by (1, 2, 3, yellow color) C shaped cartilages; trachea-syringeal part which formed by (1, 2, 3, black color) C shaped cartilages; pessulus (p); ligament (lig.) Alcian blue-Alizarin red technique. 

Figure 4

Micrograph of syrinx epithelium of black francolin. Whereas, cilia (c); pseudostratified ciliated columnar epithelia (ss); aggregation of goblet cells (intra epithelia mucous glands) (g); lamina propria (lp); hyaline cartilage (hc). Massson’s trichrom stain. 

Figure 5

Micrograph of syrinx epithelium of black francolin. Showing mucin reaction of the mucous epithelia (upper with PAS) and (lower with Alcian blue stan), whearas, trachea-syringeal part (ts); aggregation of goblet cells (intra epithelia mucous glands) (g); lamina propria (lp). 

Figure 6

Micrograph: Medial vibrating membranes (mvm) notice the folded; lateral vibrating membranes (lvm); tracheo-syringeal cartilages (tsc); triangular voice (tv); sternotrachealis ligament (lig). (Combined Aldehyde Fuchsin-Alcian blue method). 

Figure 7

Micrograph of male black francolin syrinx. Showing ossification of the syringeal cartilages (bc); pseudostratified ciliated columnar epithelia lining the lateral vibrating membrane (lm) and medial vibrating membrane (mm); right syringeal passage (rp); primary bronchi (pb); triangular voice (tv); sternotrachealis (st). Massson’s trichrom stain. 

Figure 8

Tympanum diameter in both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe). 

Figure 9

Diameter of the right syringeal passage in both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe). 

Figure 10

Diameter of the left syringeal passage in both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe).

Figure 11

Micrograph: Longitudinal section of the syrinx in the male black francolin showing: medial labia (ml); lateral labia (ll); lateral vibrating membranes (lvm); medial vibrating membranes (mvm); tracheo-syringeal part (ts); tracheo-syringeal cartilages (tsc); triangular voice (tv); syringeal muscle (sm); broncheo-syringeal parts (bs). (Combined Aldehyde Fuchsin-Alcian blue method). 

Figure 12

Micrograph: Syringeal labia of the male black francolin showing: medial labia (ml); lateral labia (ll); epithelium (ep); lamina propria (lp); muscle fibers (mf); passage of the tracheo-syringeal part (ts). (Combined Aldehyde Fuchsin-Alcian blue method). 

Figure 13

The lateral vibrating membrane thickness in the syrinx of both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe). 

Figure 14

The medial vibrating membrane thickness in the syrinx of both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe). 

Figure 15

The medial vibrating membrane thickness in the syrinx of both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe). 

Figure 16

Thickness of lateral trachealis muscle in both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe).

Figure 17

Micrograph: The Pessulus (Longitudinal section) of the syrinx in female black francolin. Notice, elongate triangle pessulus showing ossification in most of its parts. Masson´s trichrome stain. 

Figure 18

Micrograph: The Pessulus (Longitudinal section) of the syrinx in male black francolin. Notice, short wide triangle pessulus showing ossification in most of its parts. Masson´s trichrome stain.

Figure 19

Pessulus area of syrinx in both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe). 

Figure 20

Triangular voice area of syrinx in both male and female black francolin. Values represent means±SD. Different letters means significantly (P<0.05) different. Where, male (m); female (fe).