Q4 SCIENCE M1

Question 1

the breakdown of organic
compounds into their simple forms for use by the cells.

Answer 1

DIGESTION

Question 2

the
journey of taking in food or any
substance into the body through the
mouth.

Answer 2

INGESTION

Question 3

It is the process
that involves break down of large food molecules into smaller molecules for easy
absorption of the cells.

Answer 3

DIGESTION

Question 4

the _______ cut, crush, and break it apart
into tiny pieces

Answer 4

TEETH

Question 5

the ______ helps mix food with saliva secreted by the _______ ______ forming into a moist ball called

Answer 5

TOUNGE,SALIVARY GLANS,BOLUS

Question 6

saliva contains ________the
enzyme that breaks down starch into smaller carbohydrate.

Answer 6

SALIVARY AMYLASE

Question 7

a tube that attaches the mouth to the stomach.

Answer 7

ESOPHAGUS

Question 8

series of wave-like muscle contractions that push and transport
foods and liquids in small sections to the stomach.

Answer 8

PERISTALSIS

Question 9

is a semifluid material formed from bolus that is acted upon by the gastric juices
secreted by the stomach.

Answer 9

CHYME

Question 10

The walls of the stomach have special cells that secrete
___________ like __________ ___ ________ that begin the chemical
breakdown of proteins.

Answer 10

GASTRIC JUICE,HYDROCHLORIC ACID,PEPSIN

Question 11

________ produces bile, a green fluid that turns large fat droplets into smaller
ones and stores them in the __________

Answer 11

LIVER,GALL BLADDER

Question 12

makes three different kinds
of enzymes namely amylase, peptidase, and lipase

Answer 12

PANCREASE

Question 13

a small pear-shaped sac that can hold about 50ml of
bile.

Answer 13

GALL BLADER

Question 14

is an organ that breaks down food further into
substances, such as glucose, that can be absorbed by the villi.

Answer 14

SMALL INTESTINE

Question 15

in charge for the
continuous breaking-down process as it partially receives the Chyme from the
stomach

Answer 15

DUODENUM

Question 16

Carbohydrates are broken down into
sugars by enzymes like_________ _______ ________

Answer 16

AMYLASE,MALTASE,LACTASE

Question 17

Proteins are broken down into
amino acids by enzymes like________ _______

Answer 17

TRYPSIN,PEPTIDASE

Question 18

Fats are broken down into fatty
acids by the

Answer 18

ENZYME LIPASE

Question 19

The production and release of enzymes
and acids in the digestive system is called

Answer 19

SECRETION

Question 20

Its wall works for absorption through enterocytes or columnar cells of small nutrient
particles which have been previously digested by the enzymes in the duodenum

Answer 20

JEJUNUM

Question 21

process of passing the soluble food
molecules in the wall of the small intestine
through the villi

Answer 21

ABSORPTION

Question 22

the tiny, finger-like
projections from the epithelial lining of the
intestinal wall.

Answer 22

VILLI

Question 23

the movement of digested food
nutrients into the blood vessels of the small intestine
through diffusion and use of nutrients into the body
cells through the microvilli

Answer 23

ASSIMILATION

Question 24

microscopic cellular
membrane projections that serves to expand the
surface area for diffusion and also to lessen any
increase in volume.

Answer 24

MICROVILLI

Question 25

Its main function is the
assimilation (absorption) of B12 and the re-assimilation
(reabsorption) of conjugated bile salts.

Answer 25

ILEUM

Question 26

The Large intestine is divided into….

Answer 26

caecum, ascending colon, transverse colon,
descending colon, and sigmoid colon.

Question 27

It is the release
of undigested food collected in the _______ called ______

Answer 27

EGESTION,RECTUM,FECES