What is the most common type of agranulocyte in the mammal body?
Lymphocyte
Leukocytes are also known as?
White blood cells
Cells involved
... [Show More] in the production of antibodies are?
B cells (lymphocytes)
What are the five types of white blood cells?
Neutrophil
Basophil
Eosinophil
Monocyte
Lymphocyte
What are the six lymphoid tissues?
Lymph nodes
Tonsils
Spleen
Thymus
Bursa of Fabricus
Peyers Patches
What are the four types of cells that lymphocytes can be divided into?
B cell
T cell
NK cell
Plasma cell
A high neutrophil count is called:
Neutrophilia
A low lymphocyte count is called:
Lymphopenia
True or False?
The first line of defense is part of the adaptive immune system.
False
True or false?
MALT contains subcategories that include CALT, NALT, and GALT
True
True or false?
CALT is found in the cat only
False
What type of bone marrow produces the white blood cells?
Red bone marrow
What immune system targets specific organisms?
The adaptive immune system
What is another name for antibodies?
Immunoglobulins
The contraction phase of the heartbeat that occurs as the current travels around the heart is called:
Systole
Normal electrical impulses in the heart originate at the:
SA node
The three types of blood vessels are:
Arteries
Veins
Capillaries
What are the four chambers of the heart?
Right atrium
Left atrium
Right ventricle
Left ventricle
Contraction of the left atrium pushes blood through the______ valve and into the left ventricle.
Mitral (or bicuspid) valve
Contraction of the right atrium pushes blood through the ______ valve and into the right ventricle.
Tricuspid valve
The layer of elastic epithelial tissue that lines the myocardium on the inside of the heart is called the______
Endothelium
The ____ arteries are responsible for bringing oxygen to the heart muscles
Coronary
If an anticoagulant is used when collecting a blood sample, the fluid obtained from the sample after it has been centrifuged is:
Plasma
There are 13 clotting factors. What's the minimum number of factors that can be deficient or absent
before blood won't clot?
Zero
What are the three granulocytes?
eosinophils, basophils, neutrophils
What's the significance of red bone marrow becoming yellow bone marrow?
The animal is older and requires less blood cell production
What organ releases erythropoietin to stimulate erythrocyte production by the bone marrow?
Kidney
What organ stores blood to be used when oxygen is needed?
Spleen
Granulocytes are blood cells that have
specific granules in their cytoplasm when the cells are mature
What makes erythrocytes red
hemoglobin
True or false?
The biconcave disk shape of erythrocytes results in a greater diffusion distance in and out of the cell as compared with a sphere.
False
What does oxygen attach to in erythrocytes?
Iron that's part of the heme group
What's the average life span of erythrocytes in horses and dogs, respectively?
150 days and 120 days
What organ contains macrophages that are especially active in removing aging, dead, and abnormal red blood cells?
Spleen [Show Less]