Neuro

Are the primary components of the nervous system. It is composed of a cell body, dendrites and axon.

• neurons

• cell neucleus

• pons

What are the two major functional properties of neurons?

• Protection and nourishment

• Irritability and non conductivity

• Irritability and conductivity

Acetylcholine and noradrenaline are examples of ?

• Schwann cells

• Neurotransmitters

• Myelin sheath

The brain is a large organ weighing 1.4 kg in adults. It is divided into four lobes. Which is the largest part of the brain?

• Cerebellum

• Diencephalon

• Cerebrum

• Brainstem

Its functions are coordination of muscular activity and regulation of muscle tone, and maintenance of balance and posture.

• Cerebrum

• Cerebellum

• Pons

• Diencephalon

It consist of three major structures: thalamus , hypothalamus and pineal gland

• Cerebrum

• Cerebellum

• Diencephalon

• Brainstem

Its function is to provide a pathway for impulses passing between the cerebrum and spinal cord and to receive stimuli that initiate eye and postural movements.

• axon

• midbrain

• cerebellum

• diencephalon

The carotid and the vertebral arteries supply blood to the brain. These arteries branches and join up again forming a circle of arteries at the base of the brain called?

• Circle of the brain

• Circle of Vena Cava

• Circle of Willis

• Spinal cord

This prevents or delays the entry of certain substances into the brain tissue

• Blood -brain barrier

• Blood Barrier

• Grey matter barrier

• White matter barrier

Receiving sensory impulses from tissues and conveying them to sensory areas of the brain via ascending pathways is one of its functions

• blood barrier

• Spinal cord

• Meninges

• Medulla

  Oblongata