Penny ch. 6 The Spleen

In a patient with suspected lymphoma, the presence of Reed-Sternberg cells indicates: a. Hodgkin lymphoma b. non-Hodgkin lymphoma c. metastatic liver disease d. splenic infarction

a. Hodgkin lymphoma

Epstein-Barr infection is best described as: a. a herpesvirus that can lead to infectious mononucleosis in children b. a herpesvirus that is often associated with splenic granulomatous disease c. an infection that results in sickle cell anemia in children d. an infection within a splenic hematoma following blunt trauma

a. a herpesvirus that can lead to infectious mononucleosis in children

What is the most common sonographic appearance of a splenic hemagioma? a. echogenic b. hypoechoic c. anechoic d. complex

a. echogenic

The process of making RBCs is termed: a. erythropoiesis b. leukopoiesis c. histopoiesis d. anemia

a. erythropoiesis

The spleen is a/an: a. intraperitoneal organ b. retroperitoneal organ

a. intraperitoneal organ

The splenic vein marks the: a. posterior aspect of the pancreatic body and tail b. anterior aspect of the pancreatic body and tail c. medial surface of the pancreatic body and tail d. lateral aspect of the pancreatic body and tail

a. posterior aspect of the pancreatic body and tail

The type of tissue within the spleen that is responsible for its phagocytic function is the: a. red pulp b. white pulp c. culling pulp d. pitting pulp

a. red pulp

A 48-year-old male patient with a history of severe, sudden onset of LUQ pain without trauma presents to the US department for a sonogram of the spleen. You visualize a wedge-shaped, hypoechoic area within the spleen. This most likely represents a: a. splenic infarct b. splenic hematoma c. splenic hemangioma d. splenic metastasis

a. splenic infarct

Diffuse involvement of lymphoma or leukemia of the spleen will often lead to: a. splenomegaly b. splenic atrophy c. Epstein-Barr virus d. splenic torsion

a. splenomegaly

A rare malignant tumor of the spleen that consists of blood vessels is a/an: a. lymphoma b. angiosarcoma c. hemangioma d. granuloma

b. angiosarcoma

The spleen removes irregular cells from the blood-stream and retains them through a process called: a. pitting b. culling c. crimping d. amassing

b. culling

The most common cause of splenomegaly is: a. hepatitis b. portal hypertension c. lymphoma d. trauma

b. portal hypertension

What systemic disease results in the development of granulomas within the spleen and throughout the body? a. granulomatosis b. sarcoidosis c. sickle cell anemia d. histoplasmosis

b. sarcoidosis

The splenic artery marks the: a. posterior aspect of the pancreatic body and tail b. superior aspect of the pancreatic body and tail c. medial surface of the pancreatic body and tail d. lateral aspect of the pancreatic body and tail

b. superior aspect of the pancreatic body and tail

The splenic vein joins with what structure posterior to the pancreatic neck to form the portal vein? a. inferior mesenteric artery b. superior mesenteric vein c. inferior mesenteric artery d. main hepatic vein

b. superior mesenteric vein

The type of tissue within the spleen that is responsible for its lymphatic function is the: a. red pulp b. white pulp c. culling segment d. pitting segment

b. white pulp

A 25-year-old patient presents to the US department for a complete abdominal sonogram. She complains of RLQ pain and nausea. The right upper abdomen appears normal. A small mass is noted in the area of the splenic hilum. This mass appears isoechoic to the spleen. What does this most likely represent? a. pancreatic cystadenocarcinoma b. splenic hemangioma c. accessory spleen d. neuroblastoma

c. accessory spleen

The splenic artery originates at the: a. superior mesenteric artery b. inferior phrenic artery c. celiac trunk d. gastroduodenal artery

c. celiac trunk

A complex cyst that results from the parasitic infestation of the spleen by a tapeworm is the: a. bacterial endocarditic cyst b. choledochal cyst c. hydatid cyst d. candidiasis

c. hydatid cyst

Small echogenic foci scattered throughout the spleen most likely represent: a. multiple benign hemangiomas b. multiple benign hematomas c. multiple benign granulomas d. malignant lymphoma

c. multiple benign granulomas

A 14-year-old male patient presents to the US department after falling from his bicycle. An abdominal sonogram reveals a complex-appearing mass within the spleen. This most likely represents a: a. splenic hemangioma b. splenic granuloma c. splenic hematoma d. splenic infarct

c. splenic hematoma

Where is the most common location of an accessory spleen? a. superior to the spleen b. medial to the diaphragm and left kidney c. splenic hilum d. anterior to the pancreatic body

c. splenic hilum

An area within the spleen that has become necrotic because of a lack of oxygen is referred to as a: a. splenic hemangioma b. splenic hematoma c. splenic infarct d. granuloma

c. splenic infarct

Sickle cell disease will often lead to: a. splenic metastasis b. sarcoidosis c. splenomegaly d. wandering spleen

c. splenomegaly

All of the following are true of the spleen except: a. it is the largest structure of the reticuloendothelial system b. the primary objective of the spleen is to filter the peripheral blood c. the spleen has a convex inferior margin and a concave superior border d. the spleen is considered the largest lymphatic organ

c. the spleen has a convex inferior margin and a concave superior border (it's the opposite)

All of the following are functions of the spleen except: a. storage of iron b. defense against disease c. blood reservoir d. destruction of phagocytic cells

d. destruction of phagocytic cells (the phagocytic cells are the ones that do the destructing)

A 32-year-old female patient presents to the US department for an abdominal sonogram. An evaluation of the spleen reveals a 1-cm, rounded echogenic mass that does no produce acoustic shadowing. What is the most likely diagnosis? a. pheochromocytoma b. lipoma c. splenic metastasis d. hemangioma

d. hemagioma

A 35-year-old male patient presents to the US department for an abdominal sonogram with a history of abdominal pain and histoplasmosis. What are you more likely to identify within the spleen? a. multiple histomas b. multiple hemangiomas c. multiple metastatic lesions d. multiple granulomas

d. multiple granulomas

From the list below, what is the most likely clinical finding of a patient who has a splenic hemangioma? a. fever b. decreased hematocrit c. elevated WBC count d. none

d. none

All of the following can be associated with splenomegaly except: a. trauma b. hemolytic abnormalities c. mononucleosis d. pancreatitis

d. pancreatitis