What is the pectoral girdle?
Pectoral Girdle and Upper Limbs

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Biology
•
11th - 12th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
The pectoral girdle, also known as the shoulder girdle, is a set of bones that connects the upper limb to the trunk. It consists of the clavicle (collarbone) and the scapula (shoulder blade).
2.
FLASHCARD QUESTION
Front
What is the function of the clavicle?
Back
The clavicle serves as a strut that helps stabilize the shoulder and allows for a wide range of motion in the arm. It also protects underlying neurovascular structures.
3.
FLASHCARD QUESTION
Front
What bones make up the upper limb?
Back
The upper limb consists of the humerus (upper arm), radius and ulna (forearm), carpals (wrist), metacarpals (hand), and phalanges (fingers).
4.
FLASHCARD QUESTION
Front
What is the difference between the radius and ulna?
Back
The radius is the lateral bone of the forearm, located on the same side as the thumb, while the ulna is the medial bone, located on the same side as the little finger.
5.
FLASHCARD QUESTION
Front
What is the role of the scapula in arm movement?
Back
The scapula provides attachment points for muscles that facilitate arm movement and helps in the mobility of the shoulder joint.
6.
FLASHCARD QUESTION
Front
What are carpals?
Back
Carpals are the eight small bones that make up the wrist, allowing for flexibility and movement of the hand.
7.
FLASHCARD QUESTION
Front
What are metacarpals?
Back
Metacarpals are the five long bones in the hand that connect the wrist to the fingers.
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