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APHY102 Digestive, Met, Urinary, & Balance exam practice

Total questions: 61

Worksheet time: 52mins

Name
Class
Date
1.
The organs that the food passes through are called _______organs.
a)
Necessary
b)
Primary
c)
Secondary
d)
Accessory
2.
What kind of digestion is the chewing with your teeth and your
stomach grinding up food from larger pieces into much smaller pieces?
a)
Mechanical
b)
Chemical
c)
Ingestion
d)
Elimination
3.

Digestion starts in the stomach.

a)

True

b)

False

4.

Saliva contains _______ which accelerates the digestion of starch

a)

enzymes

b)

hormones

c)

glands

5.

The primary digestive substance in the stomach is

a)

sulfuric

b)

insulin

c)

hydrochloric acid

6.

What is the function of the gall bladder?

a)

store waste products

b)

digest fatty foods

c)

produces bile

d)

stores bile

7.
Mechanical digestion does NOT occur in the.....
a)
mouth
b)
stomach
c)
small intestine
d)
large intestine
8.

The stomach:

a)

Does chemical digestion only

b)

Does mechanical digestion only

c)

Does both chemical and mechanical digestion

d)

Starts the chemical digestion of starchy foods

9.

The gastrointestinal tract (GI tract)includes all the following, EXCEPT

a)

Esophagus

b)

Liver

c)

Stomach

d)

Small intestine

10.

Which of the following is the longest part of the Alimentary Canal?

a)

A. Large intestine

b)

A. Small intestine

c)

A. Liver

d)

A. Stomach

11.

Where are proteins primarily digested:

a)

the mouth

b)

the stomach

c)

the small intestine

d)

the large intestine

12.

Where are fats digested:

a)

the mouth

b)

the stomach

c)

the small intestine

d)

the large intestine

13.

Which of the following are digested by the amylase of the digestive system:

a)

fats

b)

proteins

c)

carbohydrates

d)

electrolytes

14.

Which term best describes a wave like movement caused by the alternating contraction of the two layers of the esophageal muscularis:

a)

peristalsis

b)

lacteal

c)

rugae

d)

propulsion

15.

Where does the digestion of carbohydrates take place?

a)

Mouth

b)

Mouth and Stomach

c)

Mouth and small Intestine

d)

Mouth and large intestine

e)

Stomach

16.

What is the aim of the digestion?

a)

Obtain matter and energy

b)

Obtain nutrients from food and break it down into small molecules, which are then absorbed

c)

Break down food into inorganic nutrients

d)

Obtain nutrients form food and transport it to the cells

17.

Where does the absorption take place?

a)

Oesophagus

b)

Stomach

c)

Small intestine

d)

Large intestine

e)

Digestive tract

18.

Which is the nutrient that bile facilitates its digestion?

a)

Proteins

b)

Lipids

c)

Carbohydrates

d)

Protein and lipids

19.

What is the function of the villi?

a)

To increase the absorption surface

b)

To digest the last nutrients

c)

To form feces

d)

To comb the small intestine

20.

What is the function of the large intestine?

a)

The absorption of water and some vitamins, formation and storage of faeces

b)

The absorption of nutrients

c)

The digestion of fats

d)

Transport the nutrients to the blood stream

21.
pepsin is: 
a)
a. an enzyme found in the stomach
b)
b. an enzyme responsible for the break down of proteins into smaller polypeptide fragments
c)
c. a protein
d)
d. all of the above
22.
Which of the following lists the 4 hormones involved in the digestive process?
a)
GIP, CCK, Secretin, Pepsin
b)
GIP, CCK, Gastrin, Secretin
c)
Gastrin, Secretin, Pepsin, GIP
d)
GIP, CCK, Bile, Secretin
23.

What structure in the kidneys filters the blood?

a)

Ureters

b)

Nephrons

c)

Bladder

d)

Urethra

24.

How is the female urethra different from the male urethra?

a)

It is longer

b)

It is wider

c)

It is shorter

d)

It is more narrow

25.

What are the structures that transport the urine to the bladder via peristalsis?

a)

urethra

b)

kidneys

c)

ureters

d)

urinary meatus

26.
The correct order for the renal tubules is:
a)
proximal convoluted tubule, collecting duct, distal convoluted tubule, loop of Henle
b)
distal convoluted tubule, loop of Henle, proximal convoluted tubule, collecting duct
c)
proximal convoluted tubule, loop of Henle, distal convoluted tubule, collecting duct
d)
collecting duct, proximal convoluted tubule, loop of Henle, distal convoluted tubule
27.
Which stage of urine production involves returning water, nutrients, and electrolytes to the bloodstream?
a)
filtration
b)
excretion
c)
secretion
d)
reabsorption 
28.
Which stage of urine production involves the removal of substances from the bloodstream?
a)
reabsorption
b)
excretion
c)
filtration
d)
secretion
29.
What C-shaped structure in the nephron surrounds the glomerulus?
a)
Bowman's capsule
b)
bladder
c)
renal pelvis
d)
hilum
30.
What is the function of ADH?
a)
decreases reabsorption of water and salts
b)
increases reabsorption of hydrogen ions
c)
increase reabsorption of salts
d)
increases reabsorption of water 
31.
Under normal circumstances, which substance should NOT be found in urine?
a)
glucose
b)
blood
c)
albumin
d)
none of the above
32.

The stomach:

a)

Does chemical digestion only

b)

Does mechanical digestion only

c)

Does both chemical and mechanical digestion

d)

Starts the chemical digestion of starchy foods

33.
another name for food that has been chewed and combined with saliva is:
a)
a. booger
b)
b. bolus
c)
c. chyme
d)
d. villi
34.
pepsin is: 
a)
a. an enzyme found in the stomach
b)
b. an enzyme responsible for the break down of proteins into smaller polypeptide fragments
c)
c. a protein
d)
d. all of the above
35.

Number of permanent teeth

a)

16

b)

32

c)

8

d)

4

36.

Slender tube at the base of the cecum

a)

sigmoid colon

b)

ileum

c)

appendix

d)

rectum

37.

What is the name of the sphincter that divides the stomach and small intestine?

(a)  

38.

The process of breaking down a glucose molecule to release energy is called ___________.

a)

Glycogenolysis

b)

Gluconeogenesis

c)

Glycolysis

d)

Hydrolysis

39.

Glycolysis occur in the ___________ of a cell.

a)

Golgi complex

b)

Mitochondria

c)

Cytosol

d)

ribosomes

40.

How many pyruvate molecules are formed by the glycolysis process of one moelcule of glucose?

a)

One

b)

Two

c)

four

d)

Six

41.
The purpose of cellular respiration is to 
a)
make water
b)
make ATP
c)
make glucose
d)
make  oxygen
42.
Which of the following processes creates the most ATP during aerobic cellular respiration?
a)
glycolysis
b)
fermentation
c)
electron transport chain
d)
Kreb's cycle
43.

What is the Last nutrient to be broken down in the digestion process?

a)

Fats

b)

Carbohydrates

c)

Proteins

d)

Fiber

44.

What chemical breaks down Fat?

a)

Water

b)

Saliva

c)

Sodium

d)

Bile

45.
The normal pH range for blood is:
a)
7.0 - 7.25
b)
7.30 - 7.40
c)
7.35 - 7.45
d)
7.45 - 7.55
46.
The respiratory system compensates for changes in the pH level by responding to changes in the levels of:
a)
CO2
b)
 H2O
c)
H2CO3
d)
HCO3
47.

What is the condition when you compensate by hyperventilating?

a)

Respiratory Acidosis

b)

Metabolic Acidosis

c)

Respiratory Alkalosis

d)

Metabolic Alkalosis

48.

What is the body's compensation when having Respiratory Acidosis?

a)

The kidney's excretes HCO3-

b)

Your lungs will hyperventilate

c)

The kidney's will reabsorb HCO3-

d)

Your lungs will hypoventilate

49.

Which of the following is NOT a function of the urinary system?

a)

Regulate blood volume

b)

Regulate ion/ mineral levels in the blood

c)

Maintain pH balance

d)

Store and transport calcium

50.

Which structure of the nephron lies primarily in the renal medulla?

a)

PCT

b)

Loop of Henle

c)

DCT

d)

Glomerulus

51.

This structure brings blood to the glomerulus:

a)

Afferent arteriole

b)

Efferent arteriole

c)

PCT

d)

DCT

52.

This structure is responsible for almost 70% of the reabsorption that takes place in the nephron

a)

PCT

b)

DCT

c)

Loop of Henle

d)

Collecting Duct

53.

Which of the following is reabsorbed in the PCT? (mark all that apply)

a)

Wastes

b)

Ammonia

c)

Amino Acids

d)

Water

e)

Glucose

54.

The ascending side of the Loop of Henle is permeable to ?

a)

Sodium and chloride ions

b)

Glucose

c)

Water

d)

Amino Acids

55.

What hormone, secreted by the pituitary controls the amount of water that is reabsorbed in the kidneys?

a)

Thyroxine

b)

Anti-diuretic hormone

c)

Thyroid stimulating hormone

d)

Progesterone

56.

Which of the following is NOT filtered out of the blood in the kidneys?

a)

Blood cells

b)

Amino acids

c)

Urea

d)

Glucose

57.

Which out of the following are totally reabsorbed after being filtered out? [2]

a)

Urea

b)

Glucose

c)

Amino acids

d)

Water

e)

Sodium and chloride ions

58.

Anti-diuretic hormone (ADH) is released by which gland of the endocrine system

a)

Thyroid

b)

Pituitary

c)

Ovaries

d)

Adrenal

59.

If you are dehydrated (low water potential in the blood), the body must conserve water. To do so, the brain triggers the pituitary gland to ...

a)

release MORE ADH, making the collecting duct MORE permeable

b)

release LESS ADH, making the collecting duct LESS permeable

c)

release MORE ADH, making the collecting duct LESS permeable

d)

release LESS ADH, making the collecting duct MORE permeable

60.

Partially digested,semi-liquid food that starts to arrive in the small intestine is called

a)

chyme

b)

bolus

c)

peristalsis

d)

duodenum

61.

What does amylase break down?

a)

starch

b)

disacharides

c)

cellulose

d)

lipids

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