What bones are in the human arm?
What bones are in the human arm?
Your arm is made up of three bones: the upper arm bone (humerus) and two forearm bones (the ulna and the radius).
What are the 3 parts of your arm?
The upper extremity or arm is a functional unit of the upper body. It consists of three sections, the upper arm, forearm, and hand. It extends from the shoulder joint to the fingers and contains 30 bones.
What are parts of the arm called?
Each arm consists of four main parts:
- upper arm.
- forearm.
- wrist.
- hand.
What is the bottom part of your arm called?
Forearm
Overall, the forearm comprises the lower half of the arm. It extends from the elbow joint to the hand, and it is made up of the ulna and radius bones. These two long bones form a rotational joint, allowing the forearm to turn so that the palm of the hand faces up or down.
What is the top of the arm bone called?
humerus
The humerus — also known as the upper arm bone — is a long bone that runs from the shoulder and scapula (shoulder blade) to the elbow.
What is the inside of your upper arm called?
Upper arm muscles Your upper arm contains two compartments, known as the anterior compartment and the posterior compartment.
What is the back side of your arm called?
Your triceps muscle is on the back of your arm, just above your elbow. Like the biceps, your triceps muscle is just under your skin’s surface.
What is the upper arm above the elbow called?
The outside (lateral) bump just above the elbow is called the lateral epicondyle. Most of the muscles that straighten the fingers and wrist come together and attach to the medial epicondyle, or the bump on the inside of your arm just above the elbow.
What is the back of your arm called?
triceps muscle
Your triceps muscle is on the back of your arm, just above your elbow. Like the biceps, your triceps muscle is just under your skin’s surface.
What is the part of the arm between the shoulder and elbow called?
Humerus. The humerus is the long bone between the shoulder and the elbow. It has the ball of the ball and socket of the shoulder (glenohumeral) joint. At the other end, it has its portion of the elbow joint.
What is above the elbow called?
What is the front of the arm called?
The anterior compartment is located in front of your humerus, the main bone of your upper arms. The muscles of the anterior compartment include: Biceps brachii. Often referred to as your biceps, this muscle contains two heads that start at the front and back of your shoulder before joining together at your elbow.
What is the back of the arm called?
What is upper part of arm called?
The arm proper (brachium), sometimes called the upper arm, the region between the shoulder and the elbow, is composed of the humerus with the elbow joint at its distal end.
What is top of forearm called?
The radial and ulnar arteries and their branches supply the blood to the forearm. These usually run on the anterior face of the radius and ulna down the whole forearm. The main superficial veins of the forearm are the cephalic, median antebrachial and the basilic vein….
| Forearm | |
|---|---|
| FMA | 9663 |
| Anatomical terminology |
What is the back of your upper arm called?
Triceps brachii. Your triceps muscle is on the back of your arm, just above your elbow.
What is the crook of your elbow called?
The cubital fossa, chelidon, or elbow pit, is the triangular area on the anterior side of the upper limb between the arm and forearm of a human or other hominid animals. It lies anteriorly to the elbow (Latin cubitus) when in standard anatomical position.
What is the outer forearm called?
The radius is located on the lateral side of the forearm between the elbow and the wrist joints.
What’s the back of the arm called?