Test #3

Question 1

what contains contains both a respiratory and an olfactory mucosa

Answer 1

The nasal cavity

Question 2

The conchae

Answer 2

create turbulence in the air to trap particulate matter in mucus

Question 3

. The nasal cavity opens into the nasopharynx through a space called the

Answer 3

. internal nares

Question 4

Christopher a varsity high school baseball player is struck by a 90 mile per hour fastball
which hits his face ¼ of an inch superior to the vomer bone. The doctor Chris visits develops
an MRI which shows a line through a bone located at the superior portion of the nasal
septum. Which bone in the nose did Christopher break?

Answer 4

perpendicular plate of the ethmoid

Question 5

what are these associated with pharyngeal tonsils opening to the Eustachian tubes

Answer 5

nasopharynx

Question 6

A unique feature of the left lung is that

Answer 6

. it has a cardiac notch.

Question 7

magine a breath of air inhaled is needed to supply the inferior lobe of the left lung. It
would need to be conducted through each of the following airways, EXCEPT for a

Answer 7

tertiary bronchus

Question 8

As the diameters of the respiratory airways decrease, which of the following is observed?

Answer 8

The walls of the passages become more muscular

Question 9

lack of surfactant produced by the cells of the alveoli of the lungs may lead to

Answer 9

less compliance within the alveoli of the lungs

Question 10

he largest cartilage of the larynx is the

Answer 10

. thyroid

Question 11

’

Answer 11

’

Question 12

he non-closed end of the C-shaped tracheal cartilages is important because

Answer 12

it allows a large bolus to move through the esophagus

Question 13

Diane is a vocal soloist. In one of the songs she normally sings, she pushes a large volume
of air through her glottis and increases the tension on her vocal cords. The sound that she
makes is

Answer 13

loud and high-pitched

Question 14

At sea level, the percentage of nitrogen in the air is nearly four times as great as that of
oxygen. Nitrogen, therefore, normally exerts nearly four times as much partial pressure as
oxygen in the atmosphere. Which rule helps to explain the relationship?

Answer 14

Dalton’s Law

Question 15

Most of the O2 stored in blood is bound to hemoglobin. When hemoglobin is fully saturated,
it consists of

Answer 15

. four O2 molecules binding to a heme group

Question 16

Lowered pH alters the hemoglobin structure so that the oxygen bond with hemoglobin
weakens. Once unloaded from hemoglobin, oxygen is more available to the tissues through
the blood and therefore, dramatically increases the effectiveness of

Answer 16

. internal respiration

Question 17

he Bohr effect is the result of changes in blood

Answer 17

pH

Question 18

n which direction does CO2 move during internal respiration?

Answer 18

from the tissue cells into the blood

Question 19

Boyle’s law of gases can be applied to make the statement that

Answer 19

as the volume of a gas goes up in the lungs, its pressure goes down

Question 20

Air moves into the lungs when the pressure inside the lungs is

Answer 20

less than the pressure in the atmosphere

Question 21

Salivary secretions do not aid in

Answer 21

the chemical breakdown of proteins

Question 22

Functions of the tongue include each one of the following, EXCEPT

Answer 22

. cutting and grinding food

Question 23

Which layer of the stomach is located deep to the submucosa

Answer 23

muscularis externa

Question 24

Which of the following substances is correctly paired with the organ responsible for
secreting it?

Answer 24

mouth — amylase and lipase

Question 25

All of a sudden you think about eating a hamburger with your favorite toppings. You enter the Cephalic phase of digestion and gastrin released by your stomach stimulates your gastric parietal cells and gastric chief cells to kick it in gear and work much harder than expected. What can you predict in the stomach will happen as a result

Answer 25

increased HCL and intrinsic factor production ncreased pepsinogen and gastric lipase production

Question 26

where does most nutrient absorbtion occur

Answer 26

small intestine

Question 27

A bolus upon exiting the esophagus enters the stomach in which region?

Answer 27

cardia

Question 28

Choose the correct pairing

Answer 28

pancreas --- secretes amylases, lipases, and proteases

Question 29

. An acidic pH is achieved, and distension is minimal at the end of the

Answer 29

gastric phase of gastric secretion and motility

Question 30

In response to the hormone secretin, the pancreas secretes a fluid with a high amount of

Answer 30

bicarbonate ions

Question 31

n response to the hormone cholecystokinin abbreviated as CCK, the pancreas secretes a fluid with a high amount of

Answer 31

enzymes

Question 32

The enzyme amylase digests

Answer 32

polysaccharides

Question 33

what is the most potent inhibator of gastric

Answer 33

fat in the duodenum

Question 34

Each of the following is a function of the liver, EXCEPT

Answer 34

dehydration and compaction of waste leaving the gastrointestinal tract

Question 35

. Blockage of the common hepatic duct would interfere with the digestion of

Answer 35

fats

Question 36

Hydrochloric acid from the stomach is buffered and neutralized in the duodenum of the small intestine by

Answer 36

bicarbonate sent from the pancreas and liver.

Question 37

In an effort to raise pH and respond to the arrival of acidic chyme in the duodenum

Answer 37

the liver secretes enzymes for chemical digestion.

Question 38

Longitudinal bands of smooth muscle in the colon wall are called

Answer 38

tenia coli

Question 39

The side effect of a new drug is that it tends to inhibit the release of cholecystokinin. Digestion of which nutrient types would be most likely affected

Answer 39

carbohydrates proteins fats

Question 40

Which of the following statements about gastrin is TRUE

Answer 40

. It is a hormone that is secreted in response to ingesting peptides

Question 41

what two openings does the nasopharynx contain

Answer 41

eustachin tubes pharingal tonisl

Question 42

does the larynx contain the true vocal cords

Answer 42

Yes

Question 43

what does the epiglottis do

Answer 43

gaurd the opeing of the larynx when chewing food

Question 44

does the trachea have 15/20 c shaped rings

Answer 44

yes

Question 45

primary bronchi supply air to each lung

Answer 45

yes

Question 46

secondary brinchi supply air to each lobe of th elung

Answer 46

yes

Question 47

tertiary brinchi

Answer 47

supply air to each broncho pulmonary segment of th elung

Question 48

where is the pharingal tonsil located

Answer 48

in the nasopharybx

Question 49

what are the functions of the larynx

Answer 49

sight of voice connects pharynx with trachea

Question 50

wich lung has a extrta lobe

Answer 50

right

Question 51

ich lung has the cradiac notch

Answer 51

qleft

Question 52

what is Bayles law

Answer 52

volume and pressure in the lungs are inversely related if one goes u=p the other goes down

Question 53

are these associated with the naso cavity tonsils, opinging to the eustachin tubes

Answer 53

no

Question 54

wich part of the throat connects the eustaian tubes with the internal nares

Answer 54

nasopharynx

Question 55

what is significant of the nasopahrynx

Answer 55

in contains three areas

Question 56

where does the upper respirtory tract end

Answer 56

the pharynx

Question 57

here does the lower respirtory tract begin

Answer 57

the larynx

Question 58

what are paried cartlidges

Answer 58

thyroid,cricoid,epiglottis

Question 59

what are unparied cartlidges

Answer 59

artioid,cuniform,corniculate

Question 60

when does the epiglottis move

Answer 60

when you swallow

Question 61

what seperates the laringo pharynx from the stomach

Answer 61

the epiglottis

Question 62

what does the epiglottis cover

Answer 62

the lyarnx

Question 63

what connects the laringo phrynx to the stomach

Answer 63

the esophagus

Question 64

what airway recives air after the trachea

Answer 64

primary bronchi and passed to each lung

Question 65

which bronchi distributes to each lobe of the lung

Answer 65

secondary bronchi

Question 66

wich lung has the a extra lobe

Answer 66

the right lung

Question 67

what are the small airways with smooth muscle

Answer 67

bronchios

Question 68

sacs of air filled vessels

Answer 68

alveoli external respiration takes place here.

Question 69

what contorls pitch of the sound

Answer 69

true vocal chords

Question 70

what law is inversly porpotional

Answer 70

Boyle Law

Question 71

the partial pressure of a gas in a mixture is proportional to its percentage in the mixture

Answer 71

Daltons law

Question 72

what happens when you exersise

Answer 72

oxyhemoglobin bond weakens

Question 73

how does oxygen bind to blood

Answer 73

hemoglobin

Question 74

if gas is exchnage between blood and alveoli

Answer 74

external respiration

Question 74

if gas is exchnage between blood and alveoli

Answer 74

external respiration

Question 75

how many salivary glands are there

Answer 75

3

Question 76

what are the salivary glands

Answer 76

sublingual, submandibular, Parotid

Question 77

what does amylase breakdown

Answer 77

starch and carbohydrates

Question 78

what do lipases breakdown

Answer 78

lipids or fats

Question 79

what cells denature food

Answer 79

HCL Parietal cells