CP3(C3)

Question 1

– external openings of the
tracheae

Answer 1

Spiracles

Question 2

– tracheal dilations of
varying size, number, and
distribution, found mainly in flying
insects

Answer 2

Air sacs

Question 3

– tubes ranging from
0.5um diameter to less than 10um

Answer 3

Trachea

Question 4

• 0.1um diameter to less
  than 0.5um; in close association
  with cells

Answer 4

Tracheoles

Question 5

– a series of folds that
usally run spirally around the lumen

Answer 5

Taenidia

Question 6

• Involved in the exchange of gases between the cellular and external environment of
  insects.

Answer 6

Respiratory System

Question 7

It is a complex network of tubes

Answer 7

tracheal system

Question 8

• spiracles are present

Answer 8

Open

Question 9

– spiracles are non-functional/absent

Answer 9

Close

Question 10

Two types of Tracheal System

Answer 10

Open
Close

Question 11

– at least 8 pairs of functional spiracles

Answer 11

Polyneustic RS

Question 12

– at least 1 or 2 pairs of functional spiracles

Answer 12

Oligoneustic RS

Question 13

– there are no functional spiracles, the tracheal system does not open to the outside

Answer 13

Apneustic RS

Question 14

• (10 pairs): 1 mesothoracic, 1 metathoracic & 8 abdomina

Answer 14

Holopneustic

Question 15

– (9 pairs): 1 mesothoracic & 8 abdominal

Answer 15

Perineustic

Question 16

• (8 pairs): 1 mesothoracic & 7 abdominal

Answer 16

Hemineustic

Question 17

– (2 pairs): 1 mesothoracic & 1 abdominal

Answer 17

Amphipneustic

Question 18

• with 1 pair of post-abdominal spiracle

Answer 18

Metapneustic

Question 19

• with 1 pair of mesothoracic spiracle

Answer 19

Propneustic

Question 20

– blood cells

Answer 20

Hemocytes

Question 21

– the body cavity where the blood flows

Answer 21

Hemocoel

Question 22

– insects blood

Answer 22

Hemolymph

Question 23

– the only conducting vessel; a vessel situated along the median dorsal line just beneath the integument

Answer 23

Dorsal vessel

Question 24

– region with valves or ostia; in abdomen; pumping

Answer 24

Heart

Question 25

– basically a tube; in thorax and head; conducting vessel

Answer 25

Aorta

Question 26

– a valvular opening which allow the hemolymph to enter (incurrent ostia) or exit (excurrent) from the heart

Answer 26

Ostia

Question 27

– aid the movement of hemolymph in addition to the pumping activities of the heart.

Answer 27

Accessory pulsatile organ

Question 28

– the hemocoel or body cavity particularly in the abdomen

Answer 28

Sinuses and diaphragms

Question 29

is the major structural component of an insect’s circulatory system

Answer 29

Dorsal vessel

Question 30

– protein granules taken up by the fat body at pupation are used by adults as a source of amino acids and energy for protein synthesis

Answer 30

Storage protein

Question 30

– eggs are produced

Answer 30

Ovarioles

Question 30

– storage for sperms

Answer 30

Spermatheca

Question 31

– channel through which eggs are discharge to unite the sperm

Answer 31

Oviduct

Question 32

– external opening of the reproductive organ

Answer 32

Gonopore

Question 33

– the terminal portion of the female reproductive organ; an egg holding chamber which opens directly into the external ovipositor

Answer 33

Vigina

Question 34

– colleterial glands that secrete adhesive materials used to cover or glue eggs together

Answer 34

Accessory glands

Question 35

– production of spermatozoa

Answer 35

Testis

Question 36

– a seminal duct from the sperm tube to the vas deferens

Answer 36

Vas efferens

Question 37

– a seminal duct from the vas efferens to the seminal vesicle

Answer 37

Vas deferens

Question 38

– spermatozoa reservoir

Answer 38

Seminal vesicle

Question 39

– is for coating and protecting sperms from acidity

Answer 39

Accessory gland

Question 40

– spermatozoa duct or ejaculating duct

Answer 40

Ejaculatory duct

Question 41

– penis of a male insect

Answer 41

Phallus

Question 42

– opening of the phallus

Answer 42

Gonopore