Last seen: Jul 17, 2023
Correct Option: (C) Both are non-collapsible Explanation: Human trachea is lined by cartilaginous rings and cockroach trachea is internally lined ...
Correct Option: (B) Inspiration: Contracted & Flat Explanation: During inspiration, diaphragam contracts & becomes flat.
Correct Option: (B) Nasopharynx Explanation: Pharynx comprises of Nasopharynx, Oropharynx and Laryngopharynx.
Correct Option: (A) 14ml Explanation: Under normal physiological conditions, every 100ml of oxygenated blood delivers around 5ml of O2 to the tiss...
Correct Option: (B) Earthworm Explanation: Earthworm respires through its moist skin.
Correct Option: (C) Trachea divides to form 2 bronchi at the level of T6. Explanation: Trachea divides into Bronchi at T5 level.
Correct Option: (D) Emphysema Explanation: Emphysema involves damage to alveolar walls to decrease respiratory surface.
Correct Option: (C) External nares → Nasopharynx → Larynx → Trachea → Bronchi → Bronchioles → Alveoli
Correct Option: (B) Medulla
Correct Option: (D) (A) 7% - (B) 20%- 25%
Correct Option: (B) Alveolar epithelium & capillary endothelium and the basement membrane between them.
Correct Option: (D) A-r, B-s, C-p, D-q Explanation: Crustaceans are aquatic arthropods and amphibians have moist skin.
Correct Option: (A) 40mm Hg Explanation: Pulmonary artery carries deoxygenated blood.
Correct Option: (A) 1100-1200ml Explanation: On shouting loud, the ERV will be released and only RV will be left.
Correct Option: (C) Contraction of external inter costal muscles increases the volume of lungs along Antero-posterior axis in rabbit. Explanation: ...
Correct Option: (B) 8 premolars + 4 molars
Correct Option: (D) Protein digestion
Correct Option: (B) 1, 2 only
Correct Option: (C) formation of chylomicrons
Correct Option: (D) Most absorbed fat first enters the lymphatic system, whereas carbohydrates directly enter the blood.