ANIM 3006 Prac Exam 2 Questions With Correct Detailed Answers..pdf

ANIM 3006 Prac Exam 2 Questions With Correct Detailed Answers.

Groups: Fleas, lice, flies
Body Segments: 3 (head, thorax, abdomen)
Antennae: 1 pair
Legs: 3 pairs (6 total)
Wings: most have wings - ANSWER- Features of insects

Groups: ticks, mites
Body segments: 2 (cephalothorax, abdomen)
Antennae: none
Legs: 4 pairs (8 total)
Wings: none - ANSWER- Features of Arachnids

Body shape: laterally flattened
Wings: none
Major features: enlarged hindlimbs
Life Cycle: incomplete - ANSWER- Features of fleas

Body Shape: dorsoventrally flattened
Wings: none
Major features: enlarged claws
Life Cycle: complete - ANSWER- Features of lice

1) Egg
2) Larvae
3) Pupae
4) Adult - ANSWER- Complete Life Cycle

1) Egg
2) Nymph
3) Adult - ANSWER- Incomplete Life Cycle

Flea - ANSWER- Identify this parasite.

Haematopinus suis
(Pig sucking louse) - ANSWER- Identify this parasite:

Bovicola ovis
(Sheep chewing louse) - ANSWER- Identify this parasite:

Linognathus pedalis
(Sheep foot louse) - ANSWER- Identify this parasite:

Bovicola Equi
(horse chewing louse) - ANSWER- Identify this parasite:

Haematopinus asini
(horse sucking louse) - ANSWER- Identify this parasite:

Bovicola bovis

, (cattle chewing louse) - ANSWER- Identify this parasite:

Haematopinus eurysternus
(short nosed cattle louse) - ANSWER- Identify this parasite:

Linognathus vituli
(long nosed cattle louse) - ANSWER- Identify this parasite:

1) piercing and sucking
2) sponging - ANSWER- Fly mouthparts

Hard ticks are more significant, have a scutum (shield) and obvious mouthparts - ANSWER-
Soft vs hard ticks

teladorsagia - ANSWER- Small Brown Stomach worm sheep/goat species

Soft Tick - ANSWER- Is this a soft or hard tick?

teladorsagia - ANSWER- Small Brown Stomach worm sheep/goat species

Presence/absence/location of the anal groove
Length of mouthparts
Position of legs - ANSWER- Tick identification features

Leg position: bunched up near cephalothroax
Anal groove: in front of anus
Eyes: absent
Mouth parts: long
Scutum: inornate, yellowish
Leg color: 2 brown, 2 yellowish
# of species in Au: 22 - ANSWER- Key features of Ixodes holocyclus (paralysis tick)

Ixodes holocyclus - ANSWER- Identify this parasite:

Leg position: large gap before first leg, all spread out
Anal groove: absent
Eyes: present
Mouth parts: very short
Scotum: inornate, brown
Leg color: pale
Number of species in Au: australis species - ANSWER- Key features of Rhipicephalus australis

Rhipicephalus australis - ANSWER- Identify this parasite:

Leg position: smaller gap between cephalothorax and first leg, legs spread out
Anal groove: behind anus
Eyes: absent
Mouth parts: short
scutum: inornate, brown
leg color: reddish, brown
# of species in Au: 9 - ANSWER- Key features of Haemaphyalis longicornis (Bush tick)