Skip to main content

Table 8 Description of behavioural and physiologic parameters measured in turkeys using video recordings after euthanasia method application

From: Electroencephalographic, physiologic and behavioural responses during cervical dislocation euthanasia in turkeys

Parameter

Description

Measures

Gasping

Repetitive and rapid opening and closing of the beak (not associated with respiratory function)

Latency Duration

Clonic convulsions

Rapid, uncoordinated movement of the body and wings

Latency Duration

Tonic convulsions

Slow extension or movement of the legs and wings

Latency Duration

Motionless

No body or respiratory movement

Duration

Feather erection

Multifocal to generalized rising of feather of the body

Latency Duration

Time to last body movement

Time of last wing, leg or body movement or onset of motionless with no further movement

Latency

Loss of nictitating membrane

Loss of movement of the third eyelid over the cornea after lightly touched with a fingertip

Latency

Loss of pupillary light reflex

Loss of constriction of the pupil after penlight was shone into the eye

Latency

Cardiac arrest

Cessation of function of the heart.

Latency