Head and Neck Lymphatics

Question 1

fluid is exchanged between _______ and ________

Answer 1

blood and tissues

Question 2

fluid containing nutrients leaves blood in capillaries and enters the _________ _______ surrounding cells in a tissue

Answer 2

interstitial fluid

Question 3

fluid containing waste leaves the interstitial fluid and enters _________

Answer 3

capillaries

Question 4

waste in capillaries collect into ________ and then _______, which return to the heart

Answer 4

venules
veins

Question 5

excess interstitial fluid enters the _______ ________, becoming lymph

Answer 5

lymphatic system

Question 6

the lymphatic system delivers lymph to ________

Answer 6

blood

Question 7

lymph flows into larger ________ _________ towards the trunk of the body

Answer 7

lymphatic vessels

Question 8

as lymph travels through the lymphatic system, it gets filtered through ________ ________ along the way

Answer 8

lymph nodes

Question 9

lymph vessels eventually collect into ducts that empty lymph into the _________ _________

Answer 9

blood circulation

Question 10

lymph is returned to __________ blood

Answer 10

venous

Question 11

what two ducts empty lymph into the blood where the subclavian veins merge with internal jugular veins

Answer 11

right lymphatic duct and thoracic duct

Question 12

what type of organ are lymph nodes

Answer 12

secondary lymphoid organs

Question 13

lymph nodes are bean shaped structures containing collections of ___________ and _________

Answer 13

lymphocytes and macrophages

Question 14

lymph nodes are grouped in clusters along collecting __________ _________

Answer 14

lymphatic vessels

Question 15

lymph nodes filter toxic products from the lymph to prevent their entry into the _______ _________

Answer 15

vascular system

Question 16

lymph flows into the lymph nodes via ________ __________

Answer 16

afferent vessels

Question 17

lymph flows out of the nodes through a _________ _______ ________

Answer 17

single efferent vessel

Question 18

enlargement of a lymph node

Answer 18

lymphadenopathy

Question 19

first node affected by a disease process

Answer 19

primary node

Question 20

second set of nodes affected by a disease process

Answer 20

secondary node

Question 21

third set of nodes affected by a disease process

Answer 21

tertiary node

Question 22

superficial nodes drain into _______ tissue

Answer 22

deep

Question 23

superior nodes drain into ________ tissue

Answer 23

inferior

Question 24

what are the superficial nodes of the head

Answer 24

occipital
retroduricular
anterior auricular
superficial parotid
facial

Question 25

what are the two divisions of the superficial lymph nodes of the neck

Answer 25

submandibular and submental

Question 26

located close to the angle of the mandible

Answer 26

submandibular lymph nodes

Question 27

drain all teeth aside from mandibular incisors and sometimes third molars

Answer 27

submandibular lymph nodes

Question 28

also drain submental and facial lymph nodes

Answer 28

submandibular lymph nodes

Question 29

located below chin near midline

Answer 29

submental lymph nodes

Question 30

what teeth do submental lymph nodes drain

Answer 30

mandibular incisors

Question 31

what do submental lymph nodes drain into

Answer 31

submandibular nodes or directly into deep cervical lymph nodes

Question 32

what are the deep lymph nodes of the head

Answer 32

deep parotid lymph nodes retropharyngeal lymph nodes

Question 33

what do the deep lymph nodes of the head drain into

Answer 33

deep cervical lymph nodes

Question 34

deep lymph nodes of the neck form a vertical chain surrounding the _________ ________ ________

Answer 34

internal jugular vein

Question 35

deep lymph nodes of the neck are divided into what groups

Answer 35

superior and inferior

Question 36

where do the deep lymph nodes of the neck drain into

Answer 36

major lymph vessels called jugular trunks

Question 37

deep cervical lymph nodes drain what teeth

Answer 37

third molars (particularly maxillary)

Question 38

deep cervical lymph nodes include what other lymph nodes

Answer 38

jugulodigastric lymph nodes

Question 39

what do the jugulodigastric lymph nodes drain

Answer 39

palatine tonsils

Question 40

inferior deep cervical lymph nodes include the _________ lymph nodes

Answer 40

jugulo-omohyoid nodes

Question 41

the jugulo-omohyoid lymph nodes drain the __________ ________ and _________

Answer 41

submental nodes and tip of the tongue

Question 42

collect lymph from the deep cervical lymph nodes

Answer 42

jugular trunks

Question 43

lymph drains from the jugular trunks into the _______ ________ ________ and the ________ _______

Answer 43

right lymphatic duct thoracic duct

Question 44

the right lymphatic duct comes from the _______ side of the head and neck

Answer 44

right

Question 45

the thoracic duct comes from the _________ side of the head and neck

Answer 45

left

Question 46

where do the right lymphatic duct and thoracic duct drain

Answer 46

blood where the internal jugular vein meets the subclavian vein