Metacarpal I
The first digit of the hand is called the thumb.
The spot between the index finger and the thumb is called the thumb web space. The information is hard to find but is mentioned in the link below (in the section labeled "Causes"). Note: The link shows a birth abnormality, but "thumb web space" is the term for the normal appearance of thumb and index finger.
This is commonly known as the "OK" or "A-OK" hand gesture.
Humans have five fingers on their hand, one of which is a special one called a thumb.
There are typically five fingers on one hand, including the thumb.
The part of the human hand just below the thumb is called the thenar. The mass of muscle under the skin is called the thenar eminence.
The first digit of the hand is called the thumb.
Put your thumb of the opposite hand at the outer edge of the other wrist just below where the hand connects to the wrist, under the thumb, you should feel a pulse there.
Male frogs have thumb pads, which are extra fatty tissues on the hands, just below where the thumb attaches to the hand.
I broke a bone in my hand and just below my thumb there was a hard lump and it was extremely swollen and purple.
The spot between the index finger and the thumb is called the thumb web space. The information is hard to find but is mentioned in the link below (in the section labeled "Causes"). Note: The link shows a birth abnormality, but "thumb web space" is the term for the normal appearance of thumb and index finger.
Your thumb is connected to your hand and your hand is connected to your arm.
The ability of the thumb to cross the palm is called opposition. This unique movement allows the thumb to touch the other fingers of the hand, enabling a strong grip and dexterous movements.
fore finger, middle,ring finger, little finger thumb
This is commonly known as the "OK" or "A-OK" hand gesture.
The muscle action you are referring to is called adduction. This movement brings the thumb towards the palm of the hand. Adduction is an important function that allows for gripping and grasping objects with the hand.
place your left index finger on your right thumb. put your palms together. your left thumb should be below your right thumb. your first three fingers(starting with pinky) on your left hand should be in between you thumb and index finger on your right hand. wrap your fingers around your hand, as if you are holding your hands. imagine there is something in your hand and you are squeezung your hands together to squash it. this is the kind of motion you need to do. hope this helps!