P6 ANATOMY

Question 1

types of lymphoid tissue

Answer 1

1- diffuse
2- dense

Question 2

Examples of dense lymphoid tissue

Answer 2

thymus
spleen
Lymph nodes
Tonsils

Question 3

diffuse type is seen in

Answer 3

mucosa of large intestine
Trachea
bronchi
urinary tract

Question 4

Small lymph nodes found anywhere is known as

Answer 4

MALT

Question 5

Fluid similar to blood without proteins . RBCs or plasma

Answer 5

Lymph

Question 6

type of tonsils found in the lateral wall of oropharynx

Answer 6

palatine tonsils

Question 7

waldeyers ring consists of

Answer 7

• adenoids
  -palatine tonsils
• lingual
• tubal

Question 8

location of adenoids

Answer 8

Superiorly in nasopharynx

Question 9

Location of lingual tonsils

Answer 9

Inferiorly in hypo-pharynx

Question 10

tonsils that are adjacent to eustachian tube

Answer 10

tubal tonsils

Question 11

waldeyer’s ring tonsils function

Answer 11

production of immunoglobulins
development of both B & T cell lymphocytes

Question 12

from what pouch does palatine tonsils develop from

Answer 12

2nd pharyngeal

Question 13

Remnant of pharyngeal pouch in adults

Answer 13

tonsillar fossa

Question 14

Anterior fold containing palatoglossus

Answer 14

palatoglossal arch

Question 15

post. fold , contains palatopharyngeus

Answer 15

palatopharyngeal arch

Question 16

sinus that contains palatine tonsils

Answer 16

tonsillar sinus

Question 17

dorsal lingual artery is a branch of

Answer 17

lingual artery

Question 18

lesser palatine Art. is branch of

Answer 18

Descending palatine

Question 19

Tonsillar art. branch of

Answer 19

facial art.

Question 20

Ascending palatine Art.

Answer 20

Facial Art.

Question 21

Ascending pharyngeal Art. is a branch of

Answer 21

external carotid Art.

Question 22

venous drainage of palatine tonsils

Answer 22

peri-tonsillar plexus

Question 23

peri-tonsillar plexus drains into

Answer 23

lingual & pharyngeal veins

Question 24

both lingual & pharyngeal drain into

Answer 24

internal jugular vein

Question 25

injury to which nerve causes paralysis of Post. third of the tongue

Answer 25

glossopharyngeal nerve

Question 26

innervation of palatine tonsils

Answer 26

trigeminal glossopharyngeal

Question 27

material that accumulates on the tonsil, white/ creamy in color

Answer 27

Tonsillolith

Question 28

main substance in Tonsillolith

Answer 28

Calcium

Question 29

Tonsillolith can cause unpleasant odor which is due to presence of

Answer 29

hydrogen sulfide and methyl mercaptan

Question 30

Epithelium covering palatine tonsils

Answer 30

Stratified squamous non-keratinised

Question 31

the arrow represents

Answer 31

lymphoid nodules

Question 32

the arrow represents

Answer 32

tonsillar crypts

Question 33

location of thymus

Answer 33

anterior and superior Mediastinum behind sternum

Question 34

from which pouch does the thymus develop from

Answer 34

endoderm of 3rd pharyngeal pouch

Question 35

Microscopy of the thymus , first upper arrow is representing

Answer 35

cortex

Question 36

Microscopy of the thymus , 2nd middle arrow is representing

Answer 36

medulla

Question 37

Microscopy of the thymus , 3rd lower arrow is representing

Answer 37

Hassal's corpuscles

Question 38

Majority of cells in cortex are

Answer 38

thymocytes

Question 39

Structure that protects thymocytes from exposure to circulating antigens.

Answer 39

blood- thymus barrier

Question 40

Hassall’s corpuscles are formed from

Answer 40

flattened reticular epithelial cells

Question 41

from which type of epithelioreticular cells Hassall’s corpuscles are derived from

Answer 41

type 6 / VI

Question 42

which interleukins are produced by Hassall’s corpuscles

Answer 42

IL-4 IL-7

Question 43

blood supply to thymus

Answer 43

Inferior thyroid internal thoracic

Question 44

part of thymus with no blood - thymus-barrier

Answer 44

medulla

Question 45

A represents which group of LNs

Answer 45

neck group of lymph nodes

Question 46

B represents which group of LNs

Answer 46

axial group

Question 47

C represents which group of LNs

Answer 47

Inguinal

Question 48

Representing what type of lymphoid nodules

Answer 48

Primary

Question 49

Representing what type of lymphoid nodules

Answer 49

2ndry

Question 50

Characteristics of 2ndry lymphoid nodules is the presence of

Answer 50

Germinal center

Question 51

B lymphocytes proliferate & differentiate in

Answer 51

germinal center

Question 52

T Lymphocytes are present in what part of the lymph node

Answer 52

paracortex

Question 53

Identify the structure pointed by the arrow

Answer 53

peyer's patches

Question 54

both legs , left upper quadrant of the body is drained by which lymphatic duct

Answer 54

thoracic duct

Question 55

thoracic duct drains into

Answer 55

left subclavian & left internal jugular vein ( left brachiocephalic )

Question 56

right upper quadrant pf the body drained by which lymphatic duct

Answer 56

right lymphatic duct

Question 57

right lymphatic duct drains into

Answer 57

right subclavian vein &right jugular vein. ( right brachiocephalic)