Brachial plexus
Brachial plexus: A bundle of nerves that begins in the back of the base of the neck and extends through the armpit. It is formed by the union of portions of the fifth through eighth cervical spinal nerves and the first thoracic spinal nerve. Damage to the brachial plexus can affect nerves responsible for muscle function and sensation of the arm and chest.
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- Brachial plexus palsy
Brachial plexus palsy: Paralysis of the arm due to an injury to the brachial plexus. The brachial plexus is a network of spinal nerves that originates in the back of the neck, extends through the axilla (armpit), and gives rise to nerves to the upper limb (arm). The brachial plexus is formed by the union […]
- Brachial vein
Brachial vein: A vein that accompanies the brachial artery between the shoulder and the elbow. The route of the brachial artery is from the shoulder down to the elbow whereas that of the brachial vein is in the reverse direction — from the elbow back up to the shoulder.
- Brachy-
Brachy-: Prefix indicating short, as in brachycephaly (short head) and brachydactyly (short fingers and toes).
- Brachycephaly
Brachycephaly: A condition in which the head is unusually short in diameter from front to back. Brachycephaly is frequently a feature in congenital malformation syndromes, including Down syndrome (trisomy 21).
- Brachydactyly
Brachydactyly: A condition in which the fingers and toes are short and stubby. Brachydactyly is a common finding in malformation sydromes, such as Down syndrome (trisomy 21).