question_answer

Select the correct options to fill up the blanks.

(i) With repeated use of drugs, the tolerance level of receptors present in our body_______.

(ii) Smoking produces _______ and reduces the concentration of_______ in  blood.

(iii) Cannabinoid receptors are present in the

(iv) Morphine is a very effective _____ and _____.

(v) Opioids are extracted from the _____ of poppy plant, Papaver somniferum.

A)  (i) Decreases, (ii) Sedative, Pain killer, (iii) Brain, (iv) Hallucinogen, Depressant, (v) Latex

B)  (i) Increases, (ii) CO, Haem- bound oxygen, (iii) Brain, (iv) Sedative, Painkiller, (v) Latex

C)  (i) Decreases, (ii) CO, Haem- bound oxygen, (iii) Brain, (iv) Sedative, Painkiller, (v) Latex

D) (i) Increases, (ii) CO, Haem - bound oxygen, (iii) Latex, (iv) Sedative, Painkiller, (v) Resin