Quiz#5 questions

Lamellar bodies are present in the air-blood barrier cell: A. Type I pneumocyte B. Type II pneumocyte C. Clara D. Neuroendocrine E. Macrophage

B. Type II pneumocyte

Respiratory epithelium and olfactory epithelium are alike in which of the following properties A. Both contain goblet cells. B.Both are pseudostratified epithelia. C. Both contain bipolar sensory neurons. D. Both contain cells with motile cilia. E. Both contain Clara cells.

B.Both are pseudostratified epithelia.

Which of the following is characterized by the presence of both skeletal muscle and cartilage A. Nasal cavity B. Larynx C. Trachea D. Bronchioles E. Alveoli

B.Larynx

Bronchioles differ from bronchi in all of the following respects EXCEPT A. Absence of cartilage B.Presence of smooth muscle C. Type of epithelium D. Absence of sub-mucosal glands

B.Presence of smooth muscle

Which cell is a squamous pulmonary epithelial cell? a. Clara cell b. Type I pneumocyte c. Type II pneumocyte d. Dust cell e. Brush cell

B.type I pneumocyte

Which part(s) of the respiratory tract does NOT have glands? Nasal cavity. Larynx Trachea Bronchi Bronchioles

Bronchioles

All of the following are characteristics of Type II pneumocytes EXCEPT A. Contain organelles called lamellar bodies B. Secrete surfactant C. Phagocytose particulates reaching the alveoli D. Form tight junctions with Type I pneumocytes

C.Phagocytose particulates reaching the alveoli

How to describe the shape of the cardiac muscle cell?

Cardiac muscle cell is of cylindrical shape, but can have branches Cardiac muscle cell is a fiber with several nuclei Cardiac muscle cell is irregular star-shaped Cardiac muscle cell is spindle-shaped Cardiac muscle cell is of cylindrical shape, but can have branches

Of which cells is composed conducting system of the heart?

Cells which are similar to cardiac muscle cells, but they originated in the neural crest Cells which are similar to bipolar neurons, but they are of mesenchymal origin Modified cardiac muscle cells Modified smooth muscle cells Modified cardiac muscle cells

In a section of lung tissue consisting predominantly of alveoli, a tubule about 2 mm in diameter is observed that contains smooth muscle and cartilage in its wall. The tubule is which one of the following? A. Alveolar duct B. Alveolar sac C. Bronchiole D. Bronchus E. Trachea

D

Which of the following is MISMATCHED? A. trachea--hyaline cartilage C-shaped incomplete rings B. trachea--respiratory epithelium C. bronchi--hyaline cartilage as irregular plates D. bronchi--simple columnar epithelium with Clara cells E. bronchioles--lacks hyaline cartilage

D

Both goblet cells and ciliated epithelial cells occur in all of the following EXCEPT A. Nasal cavity B. Trachea C. Bronchi D. Alveoli

D. Alveoli

Olfactory mucosa typically comprises: A. a simple columnar epithelium having olfactory and sustentacular cells B. a pseudostratified columnar epithelium having olfactory and basal cells C. a lamina propria containing Bowman's glands and olfactory nerves formed of unmyelinated axons D. both "A" and "C" E. both "B" and "C"

E

Which of the following portions of the respiratory tract lack smooth muscle A. Trachea B. Bronchi C. Bronchioles D. Alveolar Ducts E. Alveoli

E. Alveoli

Which of the following is not part of the lower respiratory tract? A. bronchi B. trachea C. lungs D. larynx E. alveoli

E. LARYNX

"Respiratory" (i.e., ciliated pseudostratified columnar) epithelium is found in all of the following structures EXCEPT A. Nasal cavity B. Trachea C. Extrapulmonary bronchi D. Intrapulmonary bronchi E. Bronchioles

E.Bronchioles

Fibrocartilage Elastic cartilage Hyaline cartilage Dense connective tissue

Elastic cartilage

The innermost layer of the heart is called:

Endocardium Pericardium Epicardium Myocardium Endocardium

Which of following statements describes endothelial cell the most accurate?

Flat, polygonal, elongated in the direction of blood flow Irregular, prone to overlap other endothelial cells Cuboidal, regular, with radial symmetry Flat, with long processes Flat, polygonal, elongated in the direction of blood flow

Arteries of elastic type are mainly The biggest arterioles, usually without anatomical name

In our species, all arteries are of elastic type Middle-sized arteries, e.g. radial artery The biggest arteries, mainly aorta The biggest arterioles, usually without anatomical name

'Arteries of muscular type are mainly: The biggest arterioles, usually without anatomical name

In our species, all arteries are of muscular type Middle-sized arteries, e.g. radial artery The biggest arteries, mainly aorta Middle-sized arteries, e.g. radial artery

Where do we find pericytes?

In the wall of capillaries In the wall of all vessels In the wall of arteries In the wall of veins In the wall of capillaries

How does look the basement membrane of lymphatic capillaries?

It is continuous and well developed It is continuous, but very thin It is discontinuous It does not exist It is discontinuous

Main cells of tunica media of majority of vessels are:

Longitudinally arranged striated muscle cells Longitudinally arranged smooth muscle cells Circularly arranged striated muscle cells Circularly arranged smooth muscle cells Circularly arranged smooth muscle cells

Does tunica adventitia of big veins contain elastic fibers? Yes, it does

No, it does not Yes, it does, but in cavae veins only Yes, it does, but as an anatomical variant only Yes, it does.

Which epithelium covert main part of the vocal fold (true vocal fold)? Stratified squamous non-keratinizing Stratified squamous keratinizing Simple squamous non-keratinizing Simple squamous keratinizing

Stratified squamous non-keratinizing

Which is main tissue of the cardiac skeleton?

There is no structure called "cardiac skeleton" Dense connective tissue Hyaline cartilage Fibrocartilage Dense connective tissue

Do cardiac muscle cells produce some hormones? Yes, for example the atrial natriuretic factor (ANF)

Yes, for example the erythropoietin (EPO) Yes, for example the trombopoietin (TPO) No, they don't produce hormones Yes, for example the atrial natriuretic factor (ANF) Yes, for example the atrial natriuretic factor (ANF)

All but one of following cell addhesions are common in the intercalated disck. Which is not common? Zonula occludens Fascia adherens Gap junction Desmosome

Zonula occludens

Which structure is part of the conducting portion of the airway? a. Bronchi b. Alveolar ducts c. Alveoli d. Alveolar sacs e. Respiratory bronchioles

a. Bronchi

Which cell type is located at the basal lamina of the olfactory mucosa? a. Basal cells b. Brush cells c. Olfactory cells d. Sustentacular cells e. All of the above

a.Basal cells

Which of the following is not true regarding the endocardium? a. The endocardium contains abundant adipose tissue b. The endocardium is layered c. The endocardium contains blood vessels d. The endocardium contains smooth muscle e. The endocardium is lined by endothelium

a.The endocardium contains abundant adipose tissue

Which cell is found in large numbers in the terminal bronchioles? a. Club cell b. Type I pneumocyte c. Type II pneumocyte d. Dust cell e. Brush cell

a.club cell

Where are the blood vessels which supply the heart located? a. Epicardium b. Pericardium c. Myocardium d. Endocardium e. Endomysium

a.epicardium

What is the pacemaker of the heart? a. Sinoatrial node b. Atrioventricular node c. Bundle of His d. Right bundle branch e. Purkinje fiber

a.sinoatrial node

Pseudostratified columnar, ciliated epithelium is found lining the: nasal cavities. crypts of pharyngeal tonsils. bronchi. trachea. all of the above

all of the above

Small sero-mucous glands may be found in the mucosa of the: nasal cavity. nasal sinuses. trachea. bronchi. all of the above

all of the above

Simple squamous epithelium lines the: nasal cavities. crypts of pharyngeal tonsils. bronchi. trachea. alveoli.

alveoli

Alveolar dust cells (macrophages) are: cuboidal cells that secrete surfactant. squamous cells involved in gas exchange. ciliated cells that move mucous. columnar cells that secrete mucous. amoeboid that clean the alveolar surface.

amoeboid that clean the alveolar surface.

What is an olfactory cell? a. Unipolar neuron b. Bipolar neuron c. Multipolar neuron d. Supporting cell e. None of the above

b.Bipolar neuron

Which cell type is involved in general sensation of the olfactory mucosa? a. Basal cells b. Brush cells c. Olfactory cells d. Sustentacular cells e. All of the above

b.Brush cells

What is the connective tissue sac surrounding the heart? a. Epicardium b. Pericardium c. Myocardium d. Endocardium e. Endomysium

b.pericardium

Which cell is a also called a septal cell? a. Clara cell b. Type I pneumocyte c. Type II pneumocyte d. Dust cell e. Brush cell

c. Type II pneumocyte

What is the atrioventricular bundle? a. Sinoatrial node b. Atrioventricular node c. Bundle of His d. Right bundle branch e. Purkinje fiber

c.Bundle of His

What type of tissue makes up the rings of the trachea? a. Compact bone b. Spongy bone c. Hyaline cartilage d. Fibrocartilage e. Elastic cartilage

c.Hyaline catilage

Which layer of the heart is composed of cardiac muscle? a. Epicardium b. Pericardium c. Myocardium d. Endocardium e. Endomysium

c.Myocardium

Which epithelial cell surface specialization is used to move mucous and particles along the surface cilia stereocilia desmosomes microvilli villi

cilia

As respiratory passages branch from trachea to bronchioles, the epithelium gradually changes from: simple squamous to ciliated, pseudostratified columnar. simple columnar to simple squamous. simple cuboidal to simple columnar. stratified squamous to simple squamous. ciliated, pseudostratified columnar to simple cuboidal.

ciliated, pseudostratified columnar to simple cuboidal.

Which of the following is parts of the layrnx contains hyaline cartilage epiglottis cricoid cuneforim corniculate none of the above

cricoid

Alveolar type II cells are: cuboidal cells that secrete surfactant. squamous cells involved in gas exchange. ciliated cells that move mucous. columnar cells that secrete mucous. amoeboid, phagocytic cells that clean the alveolar surface.

cuboidal cells that secrete surfactant.

Which type of cartilage is found in the larynx? a. Hyaline cartilage b. Elastic cartilage c. Fibrocartilage d. Both a and b e. All of the above

d.Both a and b

What type of tissue lines the paranasal sinuses? a. Simple squamous epithelium b. Simple columnar epithelium c. Stratified squamous epithelium d. Ciliated pseudostratified epithelium with goblet cells e. Transitional epithelium

d.Ciliated pseudostratified epithelium with goblet cells

Which cell is also called an alveolar phagocyte? a. Clara cell b. Type I pneumocyte c. Type II pneumocyte d. Dust cell e. Brush cell

d.Dust cells

Where is endothelium located? a. Epicardium b. Pericardium c. Myocardium d. Endocardium e. Endomysium

d.endocardium

Where is the myocardium the thickest? a. Right atria b. Left atria c. Right ventricle d. Left ventricle e. Both right and left ventricle

d.left ventricle

What cell types are found in the respiratory mucosa? a. Ciliated cells b. Goblet cells c. Basal cells d. Brush cells e. All of the above

e. All of the above

What type of tissue lines the pharynx? a. Simple squamous epithelium b. Simple columnar epithelium c. Stratified squamous epithelium d. Ciliated pseudostratified epithelium with goblet cells e. Both c and d

e.Both c and d

What type of epithelium lines the trachea? a. Simple squamous epithelium b. Simple cuboidal epithelium c. Simple columnar epithelium d. Stratified squamous epithelium e. Pseudostratified epithelium

e.Pseudostratified epithelium

Which is structure is NOT part of the conducting portion of the airway? a. Bronchi b. Larynx c. Trachea d. Larynx e. Respiratory bronchioles

e.Respiratory bronchioles

What is the connective tissue called which surrounds an individual cardiac muscle fiber? a. Epicardium b. Pericardium c. Myocardium d. Endocardium e. Endomysium

e.endomysium

C-shaped rings that form the framework of the trachea and help keep it open are composed of: fibro-elastic tissue. trachealis muscle. skeletal muscle. hyaline cartilage. bone.

hyaline cartilage

The lining of the pleural cavity is: endothelium. mesothelium. pseudostratified columnar epithelium. type I pneumocytes. type II pneumocytes.

mesothelium.

Which of the following parts of the layrnx contains elastic cartilage superior arytenoids cricoid inferior arytenoids thyroid none of the above

superior arytenoids

Alveolar type I cells are: very thin squamous epi cells cubodial cells present in the alevoli and interalevolar septum Lines the nasal cavity

very thin squamous epi cells