Examlex
An endotherm lacks an internal temperature regulating mechanism.
Vertebral Posterior Arch
The portion of a vertebra that encapsulates and protects the spinal cord, forming the backside of the spinal canal.
Drowsiness
A feeling of being sleepy and lethargic, often leading to a decreased level of consciousness.
Nervous System
A complex network of nerves and cells that transmit signals between different parts of the body.
Involuntary Bodily Functions
These are physiological processes that are not under conscious control, such as breathing, heartbeat, and digestion.
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