wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

Bio 172 Exam 4 Review

Total questions: 55

Worksheet time: 23mins

Name
Class
Date
1.

What is the innermost layer of the alimentary canal?

a)

Submucosa

b)

Mucosa

c)

Muscularis

d)

Serosa

2.

T/F: The enteric nervous system consists of short reflexes that arise within the GI tract

a)

True

b)

False

3.

This extension of the peritoneum divides liver into left and right lobes and holds it against the anterior abdominal wall

a)

mesocolon

b)

falciform ligament

c)

greater omentum

d)

lesser omentum

4.

These teeth are used to cut food

a)

incisors

b)

molars

c)

bicuspids

d)

canines

5.

T/F: Sympathetic nerves arise from the thoracic and upper lumber regions of the spinal cord and increase the action of ENS neurons

a)

True

b)

False

6.

select all related to saliva

a)

pH 7.0-7.2

b)

starts chemical digestion of carbohydrates, lipids, and protteins

c)

contains lysozyme

d)

contains IgA

7.

This secretes salivary amylase.

a)

stomach

b)

pancreas

c)

brush border

d)

parotid glands

8.

T/F: the final step of chemical digestion occur through enzymatic action, where substances are further broken down and some vitamins are synthesized

a)

true

b)

false

9.

This extension of the peritoneum binds large intestine to posterior body wall

a)

mesocolon

b)

falciform ligament

c)

greater omentum

d)

lesser omentum

10.

Which cell makes HCL and intrinsic factor?

a)

chief

b)

parietal

c)

goblet

d)

gastric

11.

The mechanical and chemical breakdown of food is

a)

nutrition

b)

metabolism

c)

digestion

d)

deamination

12.

T/F: The functional segments of the GI tract include the mouth, tongue, teeth, pharynx, esophagus, stomach, small intestine, and large intestine

a)

true

b)

false

13.

The layer of the alimentary canal that produces voluntary swallowing

a)

mucosa

b)

submucosa

c)

muscularis

d)

serosa

14.

T/F: Involuntary swallowing begins when a bolus enters the laryngopharynx and stimulates tactile receptors

a)

true

b)

false

15.

patients who have problems with food moving through their GI tract have problems with

a)

GERD

b)

metabolism

c)

absorption

d)

peristalsis

16.

If your patient had a cholecystectomy (gallbladder removal), what advice would you need to give them?

a)

Stay upright after eating your meals for at least 60 minutes

b)

Eat a diet lower in fat

c)

Increase the amount of fiber in your diet

d)

Alert your doctor if you experience stomach pain at the lower right quadrant

17.

The medical professions that study the structures, functions, and disorders of the digestive tract for the lower end

a)

Gastroenterology

b)

Nephrology

c)

Proctology

d)

Physiology

18.

Which of the following are components of acini? (pancreatic juice)

a)

trypsinogen

b)

Pancreatic lipase

c)

Bicarbonate ions

d)

Pancreatic amylase

e)

procarboxypeptidase

19.

This is the periodic emptying of chyme into the duodenum.

a)

secretion

b)

absorption

c)

gastric emptying

d)

defecation

20.

Most water absorption occurs in the

a)

small intestine

b)

large intestine

c)

pancreas

d)

liver

21.

T/F: when empty, the folds of the stomach are called rugae

a)

true

b)

false

22.

What converts trypsinogen into trypsin?

a)

enterokinase

b)

gastric lipase

c)

procarboxypeptidase

d)

pancreatic amylase

23.

Which of the following begins digestion of proteins in the stomach?

a)

pepsinogen

b)

pepsin

c)

peptidase

d)

parietal cells

24.

Which of the following are absorbed facilitated diffusion and active transport into blood?

a)

monosaccharides

b)

lipids

c)

amino acids

25.

Which of the following is not one of the 3 metabolic destinations?

a)

used for energy

b)

made into fecal matter

c)

made into structural molecules

d)

made into stored energy for later

26.

Which of the following are basic guidelines for health?

a)

Eat less

b)

Avoid junk food

c)

Get more exercise

d)

Avoid all carbohydrates ever

27.

What is the most vital liver function?

a)

carb metabolism

b)

fat metabolism

c)

lipid metabolism

d)

protein metabolism

28.

Why is it important to get enough protein in your diet?

a)

It is our body's preferred energy source

b)

We can't store amino acids

c)

Our bodies go through it really quickly

d)

It is an important factor in producing bile

29.

T/F: your pancreas synthesizes HDLs and your liver synthesizes LDLs

a)

true

b)

false

30.

T/F: our bodies make enough cholesterol for us and we don't need to consume more in our diet

a)

true

b)

false

31.

What is the most abundant dietary lipid?

a)

phospholipids

b)

steroids

c)

eicosanoids

d)

triglycerides

32.

T/F: linoleic and linolenic acid are essential fatty acids, therefore they don't have to be consumed in the diet because our body synthesizes them for us

a)

true

b)

false

33.

When would we expect to see a positive nitrogen balance?

a)

running a marathon

b)

emotional stress

c)

pregnancy

d)

starvation

e)

growth

34.

Which of the following vitamins are water soluble?

a)

Vitamin C

b)

Vitamin B3 (niacin)

c)

Vitamin K

d)

Vitamin A

e)

Vitamin E

35.

Is glucose oxidized or reduced through metabolic reactions?

a)

oxidized

b)

reduced

36.

Which transport molecule(s) are reduced in the electron transport chain?

a)

FAD

b)

FADH2

c)

NAD

d)

NADH

37.

T/F: glucose is considered "hidden" in cells when it becomes phosphorylated into glucose 6-phosphate

a)

true

b)

false

38.

glucose anabolism involves converting excess glucose into

a)

glycogen

b)

pyruvic acid

c)

ATP

d)

adipose

39.

Which molecules transport fat in the body?

a)

triglycerides

b)

micelles

c)

lacteals

d)

chylomicrons

40.

our good lipoproteins

a)

VLDLS

b)

LDLs

c)

HDLs

d)

cholesterol

41.

Glucose is made into two molecules of pyruvic acid

a)

glycogenolysis

b)

glycolysis

c)

gluconeogenesis

d)

glycogenesis

42.

T/F: pyruvic acid enters the kreb's cycle then the electron transport chain to make ATP

a)

true

b)

false

43.

lipid catabolism involves

a)

lypolysis

b)

lipolysis

c)

lypogenesis

d)

production of ketone bodies

44.

urea is made from which of the following?

a)

ammonia (NH3)

b)

ammonium (NH4)

c)

CO2

d)

O2

45.

this hormone assists with the long term regulation of food intake

a)

ghrelin

b)

CCK

c)

insulin

d)

leptin

46.

T/F: in the postabsorptive state, anabolism exceeds catabolism

a)

true

b)

false

47.

Which of the following is not a function of lipids?

a)

Phospholipids of plasma membranes

b)

Myelin sheaths to speed up nerve conduction

c)

Lipoproteins that transport cholesterol

d)

backbone of antibodies

e)

Cholesterol used to synthesize bile salts and steroid hormones

48.

T/F: an increase in visceral fat puts one at a significantly higher risk for heart disease and is a component of metabolic syndrome

a)

true

b)

false

49.

A BMI of 28 would classify one as

a)

underweight

b)

normal weight

c)

overweight

d)

obese

50.

Which of the following is not a risk factor as a result of excess fat?

a)

T2DM

b)

dyslipidemias

c)

metabolic syndrome

d)

Cancer

e)

hypotension

51.

T/F: if labs show lowered liver enzymes, one's NAFLD is improving and successfully reversing

a)

true

b)

false

52.

Which of the following criteria define metabolic syndrome?

a)

waist circumferene: >40 inches in women

b)

elevated blood pressure: 120/80

c)

elevated triglycerides ≥150mg/dl

d)

increased HDL levels: >50 mg/dl in women

e)

Elevated fasting glucose level: ≥100 mg per dl

53.

when ghrelin is secreted, what happens?

a)

your appetite is stimulated

b)

your brain tells you that you're satiated

c)

your gallbladder begins to contract

d)

your brain receives signals about the amount of adipose tissue energy reserves

54.

Type of cancer that is nearly always fatal and is the fourth most common cause of cancer death in the United States

a)

breast cancer

b)

colon cancer

c)

pancreatic cancer

d)

prostate cancer

55.

Which of the following is not a result of having too much excess fat on the body?

a)

striae

b)

Deepening pigmentation (acanthosis nigricans) in the folds of the neck

c)

osteoarthritis

d)

subdural hematoma