week 2 slideshows Flashcards
Flashcard 1 - Composition of Blood
Question: What is the main component of blood cells (50%)?
A) Plasma
B) Erythrocytes (red blood cells)
C) Leukocytes (white blood cells)
D) Platelets (thrombocytes)
Answer: B) Erythrocytes (red blood cells)
Flashcard 2 - Plasma Composition
Question: What percentage of blood volume does plasma compose?
A) 90%
B) 50%
C) 10%
D) 55%
Answer: D) 55%
Flashcard 3 - Plasma Proteins
Question: Which plasma protein is the most abundant and maintains colloidal osmotic pressure?
A) Albumin
B) Globulins
C) Fibrinogen
D) Clotting factors
Answer: A) Albumin
Flashcard 4 - Myeloid and Lymphoid Cells
Question: Which type of blood cells include erythrocytes and are responsible for tissue oxygenation?
A) Myeloid
B) Lymphoid
Answer: A) Myeloid
Flashcard 5 - Neutrophils
Question: Which white blood cells are important in the acute response to infection and inflammation?
A) Eosinophils
B) Basophils
C) Neutrophils
D) Lymphocytes
Answer: C) Neutrophils
Flashcard 6 - Platelet Origin
Question: Where do platelets originate?
A) In the lungs
B) From lymph nodes
C) Derived from megakaryocytes
D) In the liver
Answer: C) Derived from megakaryocytes
Flashcard 7 - Red Blood Cells Function
Question: What is the main function of red blood cells (RBCs)?
A) Transport of nutrients
B) Fight infections
C) Tissue oxygenation
D) Blood clotting
Answer: C) Tissue oxygenation
Flashcard 8 - RBC Production and EPO
Question: What stimulates the kidney to produce erythropoietin (EPO)?
A) High O2 tension
B) Low O2 tension
Answer: B) Low O2 tension
Flashcard 9 - Anemia Symptoms
Question: What is anemia?
A) A skin condition
B) An infection
C) A condition with symptoms like pale skin and tachycardia
D) A disease
Answer: C) A condition with symptoms like pale skin and tachycardia
Flashcard 10 - Neurological Findings
Question: What neurological findings can be associated with anemia?
A) Dizziness
B) Muscle pain
C) Paresthesia, balance problems, and confusion
D) Vision problems
Answer: C) Paresthesia, balance problems, and confusion
Flashcard 11 - Blood Function
Question: What is one of the functions of blood?
A) Skin protection
B) Muscle contraction
C) Respiratory gas exchange
D) Digestion
Answer: C) Respiratory gas exchange
Flashcard 12 - Plasma Components
Question: What is the main function of albumin in the blood?
A) Clot formation
B) Maintain colloidal osmotic pressure
C) Transport oxygen
D) Fight infections
Answer: B) Maintain colloidal osmotic pressure
Flashcard 13 - Agranulocytes
Question: Which type of white blood cells are classified as agranulocytes?
A) Neutrophils
B) Basophils
C) Lymphocytes
D) Eosinophils
Answer: C) Lymphocytes
Flashcard 14 - Cytokines
Question: What is the role of cytokines in the body?
A) Regulate body temperature
B) Act as structural proteins
C) Important for cell signaling and inflammation
D) Transport oxygen in the blood
Answer: C) Important for cell signaling and inflammation
Flashcard 15 - Erythrocytes Structure
Question: How many heme and polypeptide portions are present in hemoglobin?
A) 1 heme and 2 polypeptide portions
B) 4 heme and 4 polypeptide portions
C) 3 heme and 3 polypeptide portions
D) 2 heme and 1 polypeptide portion
Answer: B) 4 heme and 4 polypeptide portions
Flashcard 16 - Hemostasis
Question: What is the primary function of platelets in the blood?
A) Oxygen transport
B) Inflammation
C) Blood clotting (hemostasis)
D) Fighting infections
Answer: C) Blood clotting (hemostasis)
Flashcard 17 - Basophils
Question: An increase in basophils on a lab result suggests which of the following?
A) Allergy and parasites
B) Anemia
C) Low oxygen levels
D) High blood pressure
Answer: A) Allergy and parasites
Flashcard 19 - Blood Cell Development
Question: What are immature blood cells called?
A) Blasts
B) Cysts
C) Nuclei
D) Globulins
Answer: A) Blasts
Flashcard 20 - Blood Cell Types
Question: Which blood cell type is responsible for the transportation of oxygen and removal of carbon dioxide?
A) Neutrophils
B) Basophils
C) Red blood cells (erythrocytes)
D) Platelets
Answer: C) Red blood cells (erythrocytes)
Flashcard 18 - Erythropoietin (EPO)
Question: What stimulates the production of erythropoietin (EPO)?
A) High blood pressure
B) Low oxygen levels
C) High levels of glucose
D) High iron levels
Answer: B) Low oxygen levels
Question: Which of the following is NOT a type of granulocyte?
A) Neutrophil
B) Eosinophil
C) Lymphocyte
D) Basophil
Answer: C) Lymphocyte
Flashcard 22 - Plasma Composition
Question: What percentage of blood is composed of plasma?
A) 25%
B) 40%
C) 50-55%
D) 75%
Answer: C) 50-55%
Flashcard 23 - Cytokines
Question: Which of the following best describes the function of cytokines in the body?
A) They transport oxygen
B) They act as structural proteins
C) They are involved in cell signaling, inflammation, and immune responses
D) They are responsible for phagocytosis
Answer: C) They are involved in cell signaling, inflammation, and immune responses
Flashcard 24 - Platelet Activation
Question: How are platelets activated to initiate the clotting cascade?
A) Exposure to oxygen
B) Contact with collagen in the subendothelium
C) Interaction with white blood cells
D) Exposure to light
Answer: B) Contact with collagen in the subendothelium
