The axilla (also, armpit, underarm or oxter) is the area on the human body directly under the joint where the arm connects to the shoulder.
Moreover, what does axillary mean in anatomy?
medical Definition of axilla. plural axillae -(ˌ)ē, -ˌī or axillas. : the cavity beneath the junction of the arm or anterior appendage and shoulder or shoulder girdle containing the axillary artery and vein, a part of the brachial plexus of nerves, many lymph nodes, and fat and areolar tissue; especially : armpit.
What are the boundaries of the axilla?
Boundaries of axilla. The anterior wall is formed by the pectorales major and minor. The posterior wall is formed by the subscapularis above, the teres major and latissimus dorsi below. On the medial side are the first four ribs with their corresponding intercostales, and part of the serratus anterior.
What is the axilla of the breast?
The axillary lymph nodes or armpit lymph nodes (20 to 49 in number) drain lymph vessels from the lateral quadrants of the breast, the superficial lymph vessels from thin walls of the chest and the abdomen above the level of the navel, and the vessels from the upper limb.
What is the apex of the axilla?
The fascial base extends between these folds. The apex of the axilla is the interval between the posterior border of the clavicle, the superior border of the scapula, and the external border of the first rib. Through the apex, the axillary vessels and their accompanying nerves pass from the neck to the arm.
What is the normal axillary temperature?
An axillary (AK-sih-lar-e) temperature (TEM-per-ah-chur) is when your armpit (axilla) is used to check your temperature. A temperature measures body heat. A thermometer (ther-MOM-uh-ter) is used to take the temperature in your armpit. An axillary temperature is lower than one taken in your mouth, rectum, or your ear.
The basic anatomical relationships of the brachial plexus (BP). The BP is subdivided into roots, trunks, divisions, cords, and branches. LC stands for lateral cord, PC stands for the posterior cord, and MC stands for the medial cord. Brachial plexus with terminal branches labeled.
Where is the armpit?
The armpit is also called the axilla. Blood and lymph vessels serving the arm travel through the armpit. There are more than 20 lymph nodes (small lumps of tissue that are part of the body’s lymphatic system, which helps fight infection) in the armpit.
Which muscle forms the anterior border of the axilla?
Anterior wall – Pectoralis major muscle, pectoralis minor muscle, and clavipectoral fascia. Posterior wall – Posterior axillary fold (teres major and latissimus dorsi muscles) and the subscapularis muscle that covers the anterior surface of the scapula.
What is the function of the axillary bud in a leaf?
The axillary bud (or lateral bud) is an embryonic shoot located in the axil of a leaf. Each bud has the potential to form shoots, and may be specialized in producing either vegetative shoots (stems and branches) or reproductive shoots (flowers).
Where is the axillary nerve?
The axillary nerve or the circumflex nerve is a nerve of the human body, that originates from the brachial plexus (upper trunk, posterior division, posterior cord) at the level of the axilla (armpit) and carries nerve fibers from C5 and C6.
What is the cubital fossa?
Anatomical terminology. The cubital fossa or elbow pit is the triangular area on the anterior view of the elbow of a human or other hominid animal. It is also called the antecubital fossa because it lies anteriorly to the elbow (Latin cubitus) when in standard anatomical position.
What is the brachial plexus?
The brachial plexus is the network of nerves that sends signals from your spinal cord to your shoulder, arm and hand. A brachial plexus injury occurs when these nerves are stretched, compressed, or in the most serious cases, ripped apart or torn away from the spinal cord.
Where is the brachial located?
The brachial artery is a major blood vessel located in the upper arm and is the main supplier of blood to the arm and hand. The brachial artery continues from the axillary artery at the shoulder and travels down the underside of the arm.
What is the brachial artery?
The brachial artery is the major blood vessel of the (upper) arm. It is the continuation of the axillary artery beyond the lower margin of teres major muscle. It continues down the ventral surface of the arm until it reaches the cubital fossa at the elbow.
Where is the brachial region of the body?
List View: Terms & DefinitionsFrontBackbrachial regionarm- shoulder to the elbow onlycubital regionelbow regionantebrachial regionforarmcarpal regionthe wrist (8 bones in teh wrist)
What is the calcaneal region?
heel region. [TA] the region of the heel. Synonym(s): regio calcanea [TA], calcaneal region. Link to this page: <a href=”https://medical-dictionary.thefreedictionary.com/calcaneal+region”>heel region</a>
What is the carpal region of the body?
carpal region. the region of the wrist, part of the hand region between the antebrachial region proximally and the metacarpal region distally.
What organ is found in the right upper quadrant?
Abdominal Quadrants and Organs. The Right Upper Quadrant, or the RUQ, contains very significant organs, or at least, portions of them. Within this quadrant, you’ll find the right portion of the liver, the gallbladder, right kidney, a small section of the stomach, part of the colon, and sections of small intestine.
Which term means towards the back of the body?
Superior : means the part is above another or closer to head (cranial ). Inferior: means the part is below another or towards the feet (caudal). Anterior: means towards the front (the eyes are anterior to the brain) – [ventral]. Posterior: means toward the back (the pharynx is posterior to the oral cavity) – [dorsal].
What is the medical term for the face?
Medical Definition of Face, masklike. Face, masklike: An expressionless face with little or no sense of animation; a face that is more like a mask than a normal face. Masklike face is seen in a number of disorders, including Parkinson’s disease and myotonic dystrophy. Also known as masklike facies.
Which term means the lower part of the body?
Cephalic -towards the head, caudal-towards the feet, anterior/ ventral means the front of body, posterior/dorsal is the back of the body. also known as the midline, divides the body to an equal left and right halves. means toward the lower part of the body.
What is axillary lymph node?
The axillary nodes are a group of lymph nodes located in the axillary (or armpit) region of the body. They perform the vital function of filtration and conduction of lymph from the upper limbs, pectoral region, and upper back.