A&PII Ch 21

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Inguinal lymph nodes carry lymph to the ___.

legs

The spleen normally lies ___ to the left kidney.

lateral

The lymphatic system contains ___ lymphatic ducts.

2

Lymph from the breast travels through the ______ lymph nodes.

axillary

Select all that apply Large clusters of lymph nodes are found in which of the following regions? antecubital lumbar popliteal axillary cervical inguinal

axillary cervical inguinal

The thymus is a ____ organ. bilobed circular multilobed

bilobed

The main difference between lymphatic organs and lymphatic nodules is that lymphatic organs have a ___ enclosing them.

capsule

The largest lymph vessels are called lymphatic ____.

ducts

Lymphatic capillaries are ___ vessels. open ended closed ended fenestrated perforated

closed ended

lymph drains from lymphatic trunks into a lymphatic ___.

ducts

lymphatic capillaries are usually ___ in diameter than blood capillaries. smaller larger

larger

Lymphoid nodules are also called lymphoid ___.

follicles

The region where blood vessels and nerves enter and leave the spleen is called the ______.

hilum

When blood plasma leaks out of the capillaries it is then called:

interstitial fluid

Lymph from the head and neck drains into the ___ trunks.

jugular

Valves in lymphatic vessels are especially important in the ___ limbs. lower upper

lower

After interstitial fluid enters the lymphatic vessels it is called _____.

lymph

Lymph vessels are found in the ___ systems.

lymphatic

Select all that apply Which of the following vessels have valves? lymphatic vessels veins arteries blood capillaries

lymphatic vessels veins

Lymphoid ___ are small clusters of lymphocytes that lack a complete capsule?

nodules

Interstitial fluid is found ___ of cells. inside outside

outside

The adenoids are also called the ___ tonsils.

pharyngeal

Which tonsils are found in the posterior wall of the nasopharynx?

pharyngeal tonsils

The thymus is a ___ lymphatic structure.

primary

The thymus is a ___ lymphatic structure. secondary primary

primary

All lymphocytes originate in the ____. spleen liver yellow bone marrow lymph nodes red bone marrow

red bone marrow

Select all that apply Which of the following are considered primary lymphoid structures where lymphocytes are produced? thyroid lymph nodes spleen red bone marrow thymus

red bone marrow thymus

The thymus ___ after puberty.

shrinks

Which of the following is the largest lymphoid organ in the body?

spleen

Which of the following is the largest lymphoid organ in the body? spleen thymus lymph node liver

spleen

Select all that apply Which of these secondary lymphatic structures have a complete capsule? spleen lymphatic nodules MALT tonsils lymph node

spleen lymph nodes

Blood drains out of the spleen through the ___. splenic vein splenic artery afferent lymphatic vessel efferent lymphatic vessel

splenic vein

Red bone marrow is located within the trabecular of ___ bone. compact spongy

spongry

Select all that apply Which of the following are considered primary lymphoid structures where lymphocytes are produced? lymph nodes thymus spleen thyroid red bone marrow

thymus red bone marrow

What is the function of lymphoid nodules?

to help defend against infection where they are found

Lymphatic ____ are formed from merging lymphatic vessels.

trunks

In which abdominal quadrant is the spleen located?

upper left quadrant

Lymphatic vessels resemble small ___

veins

The lymphatic ducts empty into ___. lymph nodes the heart arteries veins

veins

The lymphatic ducts empty into ___. veins arteries the heart lymph nodes

veins


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