What are the structures labeled A, B, C and D respectively in the given diagram?
     

1.	Dendrites, Soma, Axon, Terminal nerve endings
2.	Dendrites, Soma, Cyton, Terminal nerve endings
3.	Terminal nerve endings, Soma, Axon, Dendrites
4.	Terminal nerve endings, Soma, Perikaryon, Dendrites

In cockroach, a chitinous hard exoskeleton covers:
1. The head segment only
2. The head and the thorax segment only
3. The thorax and the abdomen only
4. The entire body

In male cockroaches, the genital pouch is bounded by:
1. 9^th and 10^th terga dorsally and 10^th sternum ventrally
2. 9^th tergum dorsally and 9^th and 10^th sterna ventrally
3. 9^th and 10^th terga dorsally and 9^th sternum ventrally
4. 9^th and 10^th terga dorsally and 9^th and 10^th sterna ventrally

The genital pouch in female cockroach is formed by:
1. 7th, 8th and 9th tergites
2. 7th, 8th and 9th sternites
3. 8th, 9th and 10th tergites
4. 8th, 9th and 10th sternites

Anal styles are borne on the:

Which of the following mouth parts of cockroach are paired?

Presence of intercalated discs help cardiac muscles to act as a functional syncytium. This is possible because the structure of these discs have:

Identify the incorrect statement regarding the parts labeled in the following diagram:

1. A is the perimysium
2. B is the structural unit of skeletal muscle
3. C is epimysium
4. D is the endomysium

In the given schematic diagram of ultrastructure of a myofibril, the functional unit of muscle contraction is shown by the letter:

The following histology section depicts the structure of: