Digestive System : Functions and Structures (part 3)

Question 1

Jejunum Structure

Answer 1

The longest middle section of the small intestine

Question 2

Jejunum Function

Answer 2

Absorption of nutrients into blood

Question 3

Intestinal Vili

Answer 3

Tiny projections of the intestinal wall that increase the surface area and provide the connection with capillaries for nutrients to be absorbed into the blood

Question 4

Ileum Structure

Answer 4

Terminal end of small intestine that provides connection to large intestine via the ileoceccal sphincter

Question 5

Ileum Function

Answer 5

Transports “leftover” waste to large intestine

Question 6

Large intestine Function

Answer 6

Reabsorb water and electrolytes from waste with no “digestive” function

Question 7

Structures of the Large Intestine

Answer 7

Cecum 
Vermiform Appendix 
Ascending colon 
Transverse colon 
Descending colon 
Sigmoid colon

Question 8

Cecum Structure

Answer 8

Attached to ileoceccal sphincter

Question 9

Vermiform Appendix Structure

Answer 9

Lymphatic structure off of the cecum

Question 10

The segments of the colon

Answer 10

Ascending colon
Transverse colon
Descending colon
Sigmoid colon

Question 11

Ascending Colon Structure

Answer 11

Right side - Begins at ceacum and travels up to liver

Question 12

Transverse Colon Structure

Answer 12

Extends along abdomen horizontally

Question 13

Descending Colon Structure

Answer 13

(left side) travels down to the pelvic region

Question 14

Sigmoid Colon

Answer 14

S shaped curve that connects with rectum

Question 15

Rectum Structure

Answer 15

Follows the curvature of the sacrum

Question 16

Anal Canal Structure

Answer 16

Attaches rectum with anus

Question 17

Anus Structure

Answer 17

Caudal opening of alimentary canal guarded by internal and external sphincter muscles