4th 10

Question 1

BLANK regulates the distribution of nutrients to the rest of the body and removes toxic substances, including drugs, alcohol, and some pathogens.

Answer 1

liver

Question 1

BLANK regulates the distribution of nutrients to the rest of the body and removes toxic substances, including drugs, alcohol, and some pathogens.

Answer 1

liver

Question 2

The small intestine is a long tube-like organ with a highly folded surface containing finger-like projections called the blank. This also increase the surface area to facilitate the absorption of nutrients.

The apical surface of each villus has many microscopic projections called blank.

Answer 2

villi
microvilli

Question 3

The inside of the small intestine is called the

Answer 3

lumen

Question 4

The human small intestine is over Xm long and is divided into three parts: the blank, blank, blank

Answer 4

6m
duodenum, the jejunum, and the ileum.

Question 5

in the blank, chyme is mixed with pancreatic juices in an alkaline solution rich in bicarbonate that neutralizes the acidity of chyme and ACTS AS A BUFFER.

The bulk of chemical digestion of food takes place in the (1). Absorption of fatty acids also takes place in the (1).

Answer 5

duodenum

Question 6

blank is where hydrolysis of nutrients is continued and Some chemical digestion and the bulk of nutrient absorption occurs in the (1)

BLANK, here the bile salts and vitamins are absorbed into the bloodstream. The undigested food is sent to the colon from the (1) via blank blank of the muscle.

Answer 6

jejunum

ileum

peristaltic movements

Question 7

The ileum ends and the large intestine begins at the blank blank.

The vermiform, “worm-like,” appendix is located at the (1). The appendix of humans secretes no enzymes and has an insignificant role in immunity.

Answer 7

ileocecal valve

Question 8

The human large intestine is much smaller in length compared to the small intestine but larger in blank.

It has three parts: the blank, blank, blank

Answer 8

diameter
cecum, the colon, and the rectum.

Question 9

The blank is home to many bacteria or “intestinal flora” that aid in the digestive processes. And its jobs are to extract the water and mineral salts from undigested food, and to store waste material.

Answer 9

colon