Question

Which muscle is known as the drinking muscle' and why?

Оа
Oь
Oc
Od
Biceps brachii; because your hand is supinated when you flex the elbow
Biceps brachii; because your hand is in a neutral position (thumb pointed up) when you flex the elbow.
Brachioradialis; because your hand is in a neutral position (thumb pointed up) when you flex the elbow.
Brachioradialis; because your hand is pronated when you flex the elbow

Answer 1

Brachioradialis; because your hand is pronated when you flex the elbow

Step-by-step explanation:

The brachioradialis is a muscle of the forearm that flexes the forearm at the elbow. It is also capable of both pronation and supination, depending on the position of the forearm.