Download Respiratory and Lymphatic Systems and more Quizzes Histology in PDF only on Docsity!
- What is the primary function of the respiratory system? A) Digestion B) Gas exchange C) Blood filtration D) Muscle movement Answer: B) Gas exchange
- Which of the following structures is lined with respiratory epithelium? A) Trachea B) Esophagus C) Stomach D) Small intestine Answer: A) Trachea
- Surfactant in the lungs: A) Increases surface tension B) Decreases surface tension C) Regulates blood pressure D) Stimulates cough reflex Answer: B) Decreases surface tension
- Which cells are responsible for gas exchange in the alveoli? A) Type I pneumocytes B) Type II pneumocytes C) Macrophages
D) Ciliated cells Answer: A) Type I pneumocytes
- Chronic bronchitis is characterized by: A) Decreased mucus production B) Thinning of bronchial walls C) Increased inflammation and mucus secretion D) Enlargement of alveoli Answer: C) Increased inflammation and mucus secretion
- The function of the epiglottis during swallowing is to: A) Direct food to the esophagus B) Produce saliva C) Prevent food from entering the trachea D) Aid in speech production Answer: C) Prevent food from entering the trachea
- Which of the following is NOT a function of the respiratory epithelium? A) Protection against pathogens B) Secretion of mucus C) Gas exchange D) Sensory perception of odors Answer: C) Gas exchange
- The trachea is lined with: A) Simple squamous epithelium
Answer: C) Immune surveillance
- The primary lymphoid organ responsible for T-cell maturation is the: A) Spleen B) Thymus C) Lymph node D) Tonsil Answer: B) Thymus
- Lymphatic vessels are most similar in structure to: A) Arteries B) Veins C) Nerves D) Muscles Answer: B) Veins
- Lymphatic nodules are found in: A) Lymph nodes B) Spleen C) Thymus D) Tonsils Answer: D) Tonsils
- The primary function of lacteals in the small intestine is to:
A) Absorb fats B) Transport oxygen C) Produce lymphocytes D) Filter toxins Answer: A) Absorb fats
- Lymphedema is characterized by: A) Decreased lymphatic flow B) Increased lymphatic flow C) Normal lymphatic function D) Enlarged lymph nodes Answer: A) Decreased lymphatic flow
- The spleen is involved in: A) Red blood cell production B) Lymphocyte maturation C) Blood filtration D) Oxygen exchange Answer: C) Blood filtration
- Lymphatic vessels are absent in which of the following structures? A) Bone marrow B) Skeletal muscles C) Brain D) Liver
C) Right lymphatic duct D) Lumbar trunks Answer: D) Lumbar trunks
- The primary function of lymph nodes is to: A) Produce lymphocytes B) Filter lymph C) Produce lymphatic fluid D) Filter blood Answer: B) Filter lymph
- Which of the following is NOT a function of the lymphatic system? A) Transporting nutrients B) Removing waste products C) Maintaining fluid balance D) Mounting immune responses Answer: A) Transporting nutrients
- The lymphatic system plays a crucial role in: A) Digestion B) Blood clotting C) Calcium regulation D) Immunity Answer: D) Immunity
- The lymphatic vessels are composed of:
A) Stratified squamous epithelium B) Simple columnar epithelium C) Endothelium D) Transitional epithelium Answer: C) Endothelium
- Lymphatic capillaries are highly permeable due to: A) Tight junctions B) Anchoring filaments C) Fenestrations D) Overlapping endothelial cells Answer: B) Anchoring filaments
- Lymphocytes are primarily produced in the: A) Liver B) Kidneys C) Thymus D) Spleen Answer: C) Thymus
- The lymphatic system helps in the absorption of: A) Proteins B) Sugars C) Fats D) Minerals
C) Secretion of lymphatic fluid D) Oxygen exchange Answer: B) Filtration of lymph Lymphatic vessels contain valves that: A) Control blood flow B) Control lymph flow C) Regulate temperature D) Prevent nerve impulses Answer: B) Control lymph flow
- The lymphatic system is essential for: A) Oxygen transport B) Nutrient absorption C) Fluid balance D) Muscle contraction Answer: C) Fluid balance
- The lymphatic system plays a role in: A) Respiration B) Digestion C) Circulation D) Immune response Answer: D) Immune response
- The lymphatic system helps in the removal of:
A) Carbon dioxide B) Toxins C) Water D) Nutrients Answer: B) Toxins
- Lymphocytes are primarily produced in the: A) Liver B) Thymus C) Spleen D) Kidneys Answer: B) Thymus
- The lymphatic system aids in the transport of: A) Red blood cells B) White blood cells C) Platelets D) Plasma proteins Answer: D) Plasma proteins
- Lymphatic vessels are similar to veins in that they both: A) Carry oxygenated blood B) Contain valves C) Transport nutrients D) Are part of the systemic circulation
C) Body temperature D) Tissue fluid balance Answer: D) Tissue fluid balance
- The lymphatic system is important for: A) Muscle contraction B) Digestion C) Immune response D) Hormone synthesis Answer: C) Immune response
- Lymphatic capillaries are found in: A) Bone marrow B) Brain tissue C) Liver sinusoids D) All tissues except the central nervous system Answer: D) All tissues except the central nervous system
- Lymphatic vessels drain lymph into: A) Arteries B) Veins C) Capillaries D) Lymph nodes Answer: B) Veins
- The lymphatic system is crucial for:
A) Nutrient transport B) Gas exchange C) Waste removal D) Water balance Answer: C) Waste removal
- Lymphatic vessels contain specialized cells called: A) Macrophages B) Lymphocytes C) Mast cells D) Plasma cells Answer: B) Lymphocytes
- The lymphatic system is involved in the removal of: A) Carbon dioxide B) Excess water C) Hormones D) Dead cells Answer: D) Dead cells
- Which structural feature distinguishes between terminal and respiratory bronchioles? A) Alveoli B) Cilia C) Exocrine bronchiolar cells D) Mucous glands in lamina propria
