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Digestion Flashcards | StudBud
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Digestion
Digestion
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#atarhumanbio #year11humanbio
Flashcards
25 cards
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Practice quiz
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Questions
25
Answers
1
Enzymes secreted by intestinal juice completely break down nutrients into monomers
A truer word has never been spoken
You LIE!!!!
2
Hydrochloric acid helps to break down food in the stomach. This is an example of:
Mechanical digestion
Chemical digestion
3
Where is bile stored?
Liver
Gall bladder
4
Carbohydrates are broken down by the enzyme __________
Lipase
Oh god, I really need to study
Amylase
Protease
5
What enzyme is in found in saliva?
lipase
amylase
protease
catalase
6
The stomach is prevented from leaking its contents into the small intestine by:
contraction of the pyloric sphincter
contraction of the oesophageal sphincter
relaxation of the oesophageal sphincter
relaxation of the pyloric sphincter
7
What is the name of the tube that connects mouth to stomach?
Rectum
Oesophagus
Fallopian tube
Trachea
8
The products of fat digestion are absorbed by:
Large intestine
Capillary
Hepatic portal vein
Lacteal
9
The enzyme that breaks down protein into peptides / amino acids is called:
Amylase
*starting to panic at lack of knowledge*
Pepsin
Lipase
10
The fluid that that pancreas secretes is:
Alkaline
Whatever - I haven't studied that yet...
Neutral
Acidic
11
What food group does bile act on?
Fats
Carbohydrates
Proteins
Vitamins and Minerals
12
Gastric pits secrete:
mucus, acid and pepsinogen
mucus, acid and lipase
mucus alkali and pepsinogen
mucus, acid and pepsin
13
Good bacteria in the large intestine:
Break down organic compounds further
Break down inorganic compounds further
14
What is the name of the contraction and relaxation of smooth muscle in the alimentary canal?
Perriare
Mexican wave
Peridontic
Peristalsis
15
Where are faeces stored?
The anus!
The rectum!
In a plastic box for safe keeping
Nowhere - just GO, GO, GO!!!!
16
The teeth are involved with chemical digestion
False
True
17
After leaving the stomach, partially digested food is now called:
Sick
Mush
Chyme
Chime
18
Why are there 3 layers of muscle in the stomach wall?
To make the stomach as strong as possible
All of these
To ensure that all food is mixed with gastric juice
To make sure all the enzymes comes out of gastric pits
19
What enzyme breaks down fats into fatty acids and glycerol?
Protease
Amylase
Lipase
Trypsin
20
Muscles found in the oesophagus are:
circular and oblique
longitudinal and oblique
circular and longitudinal
none of these
21
No food is absorbed through the stomach, except some drugs and alcohol
False
True
22
Fluid from the ____________ neutralises liquid from the stomach as it enters the duodenum
Gall bladder
Pancreas
Liver
23
Which of the following is not an adaptation of the small intestine?
Long length
Large diameter
Many villi
micro villi
24
The accessory organs that secrete fluids into the small intestine are:
Kidneys, lungs and diaphragm
Liver, kidneys and pancreas
Lungs, intercostal muscles and diaphragm
Liver, gall bladder and pancreas
25
The main function of the large intestine is:
To formed the biggest poo imaginable
Reabsorb water
Store good bacteria :)
Chemically digest remaining food