Glucose and amino acids are reabsorbed in the
proximal tubule
distal tubule
collecting duct
loop of Henle
The amount of CSF in the cranial cavity
500 mL
140 mL
1 litre
1.5 mL
B.
140 mL
All the ventricles ofbrain and central canal of spinal cord contain lymph-like extracellular fluid called cerebrospinal fluid (CSF). The total amount of CSF present in and around central nervous system is 80-150 mL. CSF contains glucose, proteins, lactic acid, urea, Na+, K+, Ca2+, Mg2+, Cl-, HCO3- and some WBCs.
The main difference between Gram positive and Gram negative bacteria is
cell membrane
cell wall
ribosome
mitochondria
Which of the following is the correct pathway for propagation of cardiac impulse?
SA node AV node Bundle of His Purkinje fibres
AV node Bundle of His SA node Purkinje fibres
SA node Purkinje fibres AV node Bundle of His
Purkinje fibres AV node SA node Bundle of His
Inner surface of the bronchi, bronchioles and fallopian tubes are lined by
cubical epithelium
columnar epithelium
squamous epithelium
ciliated epithelium