MCQ
Schwann cells and Node of Ranvier are found in
- ✓Nervous tissue
- BOsteoblast
- CChondrioblast
- DGland cells
In peripheral nerve fibre the myelin sheath is interrupted at regular intervals; these interruptions constitute the node of Ranvier.
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$I.$ Receptor sites on sarcolemma
$II.$ Nerve impulse
$III.$ Release of $\mathrm{Ca} \hat{\imath}$
$IV.$ Acetylcholine release
$V.$ Shortening of sarcomere
$VI.$ Synaptic cleft
$VII.$ Spread of impulse over sarcolemma on T-tubule
The correct option is
$R :$ These have aglomerular kidney $i.e.$, no filtration occurs and tubular secretion is the only way of excretion.