AHS 202l Locomotor Forelimb Muscles

1.

The left biceps brachii muscle is the correct answer because it is specifically mentioned in the question. The question is asking for a muscle, and the left biceps brachii muscle is the muscle on the left side of the body.

Explanation

The left biceps brachii muscle is the correct answer because it is specifically mentioned in the question. The question is asking for a muscle, and the left biceps brachii muscle is the muscle on the left side of the body.

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5.

the part thats cranial to the clavical

The left cleidocervicalis muscle is the correct answer because it is the muscle located cranial to the clavicle.

Explanation

The left cleidocervicalis muscle is the correct answer because it is the muscle located cranial to the clavicle.

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9.

cranial aspect of arm

The cranial aspect of the arm refers to the upper part of the arm, closer to the head. The left extensors of the forearm are the muscles located on the left side of the forearm that are responsible for extending or straightening the wrist and fingers. Therefore, the correct answer implies that the left extensors of the forearm are located in the cranial aspect of the arm.

Explanation

The cranial aspect of the arm refers to the upper part of the arm, closer to the head. The left extensors of the forearm are the muscles located on the left side of the forearm that are responsible for extending or straightening the wrist and fingers. Therefore, the correct answer implies that the left extensors of the forearm are located in the cranial aspect of the arm.

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10.

caudal aspect of arm

The caudal aspect of the arm refers to the lower part of the arm, closer to the hand. The left flexors of the forearm are the muscles that are responsible for flexing the forearm, allowing for movements such as bending the elbow. Therefore, the correct answer indicates that the left flexors of the forearm are located in the caudal aspect of the arm.

Explanation

The caudal aspect of the arm refers to the lower part of the arm, closer to the hand. The left flexors of the forearm are the muscles that are responsible for flexing the forearm, allowing for movements such as bending the elbow. Therefore, the correct answer indicates that the left flexors of the forearm are located in the caudal aspect of the arm.

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11.

connected to the infraspinous fossa...

The left infraspinatus muscle is connected to the infraspinous fossa.

Explanation

The left infraspinatus muscle is connected to the infraspinous fossa.

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14.

holds the scapula to the body

The left rhomboideus muscle is responsible for holding the scapula (shoulder blade) to the body. This muscle is located on the left side of the body and plays a role in stabilizing and retracting the scapula, which helps to maintain proper posture and movement of the shoulder joint.

Explanation

The left rhomboideus muscle is responsible for holding the scapula (shoulder blade) to the body. This muscle is located on the left side of the body and plays a role in stabilizing and retracting the scapula, which helps to maintain proper posture and movement of the shoulder joint.

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16.

muscle connected to the subscapular fossa...

The left subscapularis muscle is connected to the subscapular fossa. The subscapular fossa is a depression on the anterior surface of the scapula, and the subscapularis muscle is one of the muscles that originates from this fossa. It is responsible for the internal rotation of the shoulder joint and stabilization of the shoulder. Therefore, it is the correct answer because it is directly connected to the subscapular fossa.

Explanation

The left subscapularis muscle is connected to the subscapular fossa. The subscapular fossa is a depression on the anterior surface of the scapula, and the subscapularis muscle is one of the muscles that originates from this fossa. It is responsible for the internal rotation of the shoulder joint and stabilization of the shoulder. Therefore, it is the correct answer because it is directly connected to the subscapular fossa.

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18.

muscle connected to the supraspinous fossa

The left supraspinatus muscle is connected to the supraspinous fossa. The supraspinatus muscle is one of the four muscles that make up the rotator cuff in the shoulder. It originates from the supraspinous fossa, a depression on the scapula bone, and inserts onto the greater tubercle of the humerus. This muscle plays a crucial role in shoulder abduction and stabilization.

Explanation

The left supraspinatus muscle is connected to the supraspinous fossa. The supraspinatus muscle is one of the four muscles that make up the rotator cuff in the shoulder. It originates from the supraspinous fossa, a depression on the scapula bone, and inserts onto the greater tubercle of the humerus. This muscle plays a crucial role in shoulder abduction and stabilization.

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19.

The left tensor fasciae antebrachii muscle is the correct answer. This muscle is located in the forearm and is responsible for flexing the forearm and extending the wrist. It helps in stabilizing the wrist joint and is involved in various movements of the forearm.

Explanation

The left tensor fasciae antebrachii muscle is the correct answer. This muscle is located in the forearm and is responsible for flexing the forearm and extending the wrist. It helps in stabilizing the wrist joint and is involved in various movements of the forearm.

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20.

forms the triangle over your back

The left trapezius muscle is responsible for forming the triangle shape over your back. This muscle is located on the left side of your upper back and helps to support and move the shoulder blade. It is involved in various movements of the shoulder and neck, such as shrugging, rotating, and retracting the shoulder blade. The left trapezius muscle plays an important role in maintaining proper posture and upper body strength.

Explanation

The left trapezius muscle is responsible for forming the triangle shape over your back. This muscle is located on the left side of your upper back and helps to support and move the shoulder blade. It is involved in various movements of the shoulder and neck, such as shrugging, rotating, and retracting the shoulder blade. The left trapezius muscle plays an important role in maintaining proper posture and upper body strength.

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21.

The left triceps brachii muscle is the correct answer because it is the muscle located on the left side of the upper arm. It is responsible for extending the elbow joint and is involved in movements such as pushing and throwing.

Explanation

The left triceps brachii muscle is the correct answer because it is the muscle located on the left side of the upper arm. It is responsible for extending the elbow joint and is involved in movements such as pushing and throwing.

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