STD 12 - 3. reproductive health — NEET STD 11 Science — Question

The dorsal surface of the body is marked by a dark median mid-dorsal line along the longitudinal axis of the body represents:

The stage transferred into the uterus after induced fertilization of ovum in the laboratory is

The somatic neural system relays impulses

Which of the following are correct ?
(i) The urethra originates from the urinary bladder and extends through the penis to its external opening called urethral meatus.
(ii) Glanspenis is covered by a loose fold of skin called foreskin.
(iii) The male accessory glands include paired seminal vesicles, a prostate and paired bulbourethral glands.
(iv) Secretions of male accessory glands constitute the seminal plasma which is rich in fructose, calcium and certain enzymes.

Neurons are excitable cells because...

Schwann cells and Node of Ranvier are found in

Symptoms of amoebiasis

Match the following cell structure with its characteristic feature

(a) Tight junctions	(i) Cement neighbouring cells together to form sheet
(b) Adhering Junctions	(ii) Transmit information through chemical to another cells
(c) Gap junctions	(iii) Establish a barrier to prevent leakage of fluid across epithelial cells
(d) Synaptic junctions	(iv) Cytoplasmic channels to facilitate communication between adjacent cells

Select correct option from the following