Question 1

-This figure shows the lymphatic system.Which number indicates the inguinal lymph nodes?

Accepted Answer

A) 1 
B) 4 
C) 5 
D) 9 
E) 10 
A) 1 
B) 4 
C) 5 
D) 9 
E) 10

Question 2

The spleen is essentially a giant lymph node,since it is encapsulated,has trabeculae,and filters lymph to remove antigens.

Accepted Answer

A) True 
 B)False

Question 3

-This figure shows the lymphatic system.What structure does number 8 indicate?

Accepted Answer

A) Lymphatic nodule 
B) Thymus gland 
C) Cisterna chyli 
D) Spleen 
E) Adenoid 
A) Lymphatic nodule 
B) Thymus gland 
C) Cisterna chyli 
D) Spleen 
E) Adenoid

Question 4

Thymic hormones

Accepted Answer

A) are secreted in response to stimulation by activating hormones from the pituitary gland. 
B) stimulate T-lymphocyte maturation and differentiation. 
C) are produced by the cortical lymphocytes. 
D) are stored in thymic corpuscles prior to release. 
E) stimulate the activity of nurse cells. 
A) are secreted in response to stimulation by activating hormones from the pituitary gland. 
B) stimulate T-lymphocyte maturation and differentiation. 
C) are produced by the cortical lymphocytes. 
D) are stored in thymic corpuscles prior to release. 
E) stimulate the activity of nurse cells.

Question 5

Which is not correct regarding the spleen?

Accepted Answer

A) It has an outer cortex and inner medulla. 
B) It is divided into sections by capsular extensions called trabeculae. 
C) Its white pulp consists of lymphatic cells. 
D) It stores erythrocytes. 
E) Its blood is supplied by the splenic artery and drained by the splenic vein. 
A) It has an outer cortex and inner medulla. 
B) It is divided into sections by capsular extensions called trabeculae. 
C) Its white pulp consists of lymphatic cells. 
D) It stores erythrocytes. 
E) Its blood is supplied by the splenic artery and drained by the splenic vein.

Question 6

The spleen phagocytizes old or defective erythrocytes and platelets in a process known as ________________.

Accepted Answer

The answer of The spleen phagocytizes old or defective erythrocytes...

Question 7

Which is not correct regarding the thymus gland?

Accepted Answer

A) It is a bilobed organ located in the mediastinum. 
B) It is fully encapsulated by connective tissue. 
C) Each thymic lobe is subdivided into lobules. 
D) It reaches its maximum size at puberty,then regresses. 
E) Its thymic corpuscles are the site of T-lymphocyte maturation. 
A) It is a bilobed organ located in the mediastinum. 
B) It is fully encapsulated by connective tissue. 
C) Each thymic lobe is subdivided into lobules. 
D) It reaches its maximum size at puberty,then regresses. 
E) Its thymic corpuscles are the site of T-lymphocyte maturation.

Question 8

Which is not correct regarding lymphatic nodules?

Accepted Answer

A) The central portion of a lymphatic nodule is called the germinal center. 
B) The tonsils are clusters of lymphatic nodules. 
C) The cells and matrix of a lymphatic nodule are enclosed within a thick connective tissue capsule. 
D) B-lymphocytes are located at the center of a nodule,whereas T-lymphocytes lie outside the center. 
E) Lymphatic nodules filter and attack antigens. 
A) The central portion of a lymphatic nodule is called the germinal center. 
B) The tonsils are clusters of lymphatic nodules. 
C) The cells and matrix of a lymphatic nodule are enclosed within a thick connective tissue capsule. 
D) B-lymphocytes are located at the center of a nodule,whereas T-lymphocytes lie outside the center. 
E) Lymphatic nodules filter and attack antigens.

Question 9

What is the function of a lymphocyte's coreceptors?

Accepted Answer

A) Recognize particular antigens 
B) Produce antibodies 
C) Initiate mitosis to generate memory lymphocytes 
D) Monitor pH of interstitial fluids 
E) Bind to other lymphocytes to attack pathogens 
A) Recognize particular antigens 
B) Produce antibodies 
C) Initiate mitosis to generate memory lymphocytes 
D) Monitor pH of interstitial fluids 
E) Bind to other lymphocytes to attack pathogens

Question 10

Obstruction of the flow of lymph in lymphatic vessels can lead to an accumulation of interstitial fluid in the tissues.This condition is characterized by pain and swelling,and is called ________________.

Accepted Answer

The answer of Obstruction of the flow of lymph in...

Question 11

Lymphoid stem cells mature into

Accepted Answer

A) B-lymphocytes. 
B) T-lymphocytes. 
C) B-lymphocytes and T-lymphocytes. 
D) B-lymphocytes,T-lymphocytes,and NK cells. 
E) B-lymphocytes,T-lymphocytes,and monocytes. 
A) B-lymphocytes. 
B) T-lymphocytes. 
C) B-lymphocytes and T-lymphocytes. 
D) B-lymphocytes,T-lymphocytes,and NK cells. 
E) B-lymphocytes,T-lymphocytes,and monocytes.

Question 12

Which is not correct regarding lymph nodes?

Accepted Answer

A) They contain strands of lymphatic cells supported by medullary cords. 
B) They are drained by afferent lymphatic vessels. 
C) They contain phagocytic cells. 
D) They filter lymph. 
E) None of the choices is correct. 
A) They contain strands of lymphatic cells supported by medullary cords. 
B) They are drained by afferent lymphatic vessels. 
C) They contain phagocytic cells. 
D) They filter lymph. 
E) None of the choices is correct.

Question 13

One of the functions of the lymphatic system is to transport fat.

Accepted Answer

A) True 
 B)False

Question 14

What is the function of dendritic cells within lymph nodes?

Accepted Answer

A) They initiate replication of macrophages. 
B) They conduct signals between activated T-lymphocytes to accelerate the immune response. 
C) They collect antigens and present them to T-lymphocytes. 
D) They secrete lymphatic hormones to stimulate adjacent lymph nodes. 
E) They absorb fluid when infected,causing the lymph nodes to swell and become tender to the touch. 
A) They initiate replication of macrophages. 
B) They conduct signals between activated T-lymphocytes to accelerate the immune response. 
C) They collect antigens and present them to T-lymphocytes. 
D) They secrete lymphatic hormones to stimulate adjacent lymph nodes. 
E) They absorb fluid when infected,causing the lymph nodes to swell and become tender to the touch.

Question 15

Which are components of the lymphatic system? 
A: Thyroid gland
B: Spleen
C: Red bone marrow
D: Thymus gland
E: Lymph nodes
F: Tonsils

Accepted Answer

A) a,b,c,d,e,f 
B) a,b,c,e,f 
C) b,c,e 
D) b,c,d,e,f 
E) b,c,d,e 
A) a,b,c,d,e,f 
B) a,b,c,e,f 
C) b,c,e 
D) b,c,d,e,f 
E) b,c,d,e

Question 16

Which lymphatic organ contains red pulp and white pulp?

Accepted Answer

A) Thymus gland and lymph nodes 
B) Spleen and lymph nodes 
C) Lymph nodes 
D) Spleen 
E) Thymus gland 
A) Thymus gland and lymph nodes 
B) Spleen and lymph nodes 
C) Lymph nodes 
D) Spleen 
E) Thymus gland

Question 17

With advancing age,the lymphatic system

Accepted Answer

A) becomes less efficient at absorbing dietary lipids. 
B) ceases to transport lymph. 
C) produces an increasing number and variety of B-lymphocytes. 
D) is less responsive to antigens. 
E) All of the choices are correct. 
A) becomes less efficient at absorbing dietary lipids. 
B) ceases to transport lymph. 
C) produces an increasing number and variety of B-lymphocytes. 
D) is less responsive to antigens. 
E) All of the choices are correct.

Question 18

Lymphatic capillaries

Accepted Answer

A) cannot be discerned structurally from cardiovascular system capillaries. 
B) originate as closed-ended tubes associated with blood capillary networks. 
C) filter lymph. 
D) concentrate lymph prior to passing it to larger lymphatic vessels. 
E) include layers of smooth muscle for peristalsis. 
A) cannot be discerned structurally from cardiovascular system capillaries. 
B) originate as closed-ended tubes associated with blood capillary networks. 
C) filter lymph. 
D) concentrate lymph prior to passing it to larger lymphatic vessels. 
E) include layers of smooth muscle for peristalsis.

Question 19

The thoracic duct collects lymph from all of the following except the

Accepted Answer

A) abdomen. 
B) left leg. 
C) right arm. 
D) right foot. 
E) left shoulder. 
A) abdomen. 
B) left leg. 
C) right arm. 
D) right foot. 
E) left shoulder.

Question 20

Lymph is transported through a network of increasingly larger lymphatic passageways.What is the correct order of these,from smallest diameter to largest diameter?

Accepted Answer

A) Capillaries - ducts - trunks - vessels 
B) Ducts - capillaries - vessels - trunks 
C) Vessels - capillaries - trunks - ducts 
D) Ducts - vessels - capillaries - trunks 
E) Capillaries - vessels - trunks - ducts 
A) Capillaries - ducts - trunks - vessels 
B) Ducts - capillaries - vessels - trunks 
C) Vessels - capillaries - trunks - ducts 
D) Ducts - vessels - capillaries - trunks 
E) Capillaries - vessels - trunks - ducts

Exam 24: Lymphatic System

-This figure shows the lymphatic system.Which number indicates the inguinal lymph nodes?

The spleen is essentially a giant lymph node,since it is encapsulated,has trabeculae,and filters lymph to remove antigens.

-This figure shows the lymphatic system.What structure does number 8 indicate?

Thymic hormones

Which is not correct regarding the spleen?

The spleen phagocytizes old or defective erythrocytes and platelets in a process known as ________________.

Which is not correct regarding the thymus gland?

Which is not correct regarding lymphatic nodules?

What is the function of a lymphocyte's coreceptors?

Obstruction of the flow of lymph in lymphatic vessels can lead to an accumulation of interstitial fluid in the tissues.This condition is characterized by pain and swelling,and is called ________________.

Lymphoid stem cells mature into

Which is not correct regarding lymph nodes?

One of the functions of the lymphatic system is to transport fat.

What is the function of dendritic cells within lymph nodes?

Which are components of the lymphatic system? A: Thyroid gland B: Spleen C: Red bone marrow D: Thymus gland E: Lymph nodes F: Tonsils

Which lymphatic organ contains red pulp and white pulp?

With advancing age,the lymphatic system

Lymphatic capillaries

The thoracic duct collects lymph from all of the following except the

Lymph is transported through a network of increasingly larger lymphatic passageways.What is the correct order of these,from smallest diameter to largest diameter?

A First Look at Anatomy

The Celt Basic Unit of Structure and Function

Embryology

Tissue Level of Organization

Integumentary System

Cartilage and Bone

Axial Skeleton

Appendicular Skeleton

Articulations

Muscle Tissue and Organization

Axial Muscles

Appendicular Muscles

Surface Anatomy

Nervous Tissue

Brain and Cranial Nerves

Spinal Cord and Spinal Nerves

Pathways and Integrative Functions

Autonomic Nervous System

Senses: General and Special

Endocrine System

Blood

Heart

Vessels and Circulation

Respiratory System

Digestive System

Urinary System

Reproductive System

Filters