A&P 2 Lab - Gross Anatomy, Heart & Blood Flashcards
Anatomical landmarks that define the anterior triangle of the neck
- Sternocleidomastoid muscle
- Inferior border of the mandible
- Median line of the neck
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Anterior triangle of neck
Anatomical landmark that defines the posterior triangle of the neck
- Sternocleidomastoid muscle
- Trapezius muscle
- Omohyoid muscle
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Posterior triangle of neck
Anatomical triangle that contains the carotid artery
Anterior triangle
“carotid” triangle
Boundaries of the triangle of auscultation
- Latissimus dorsi muscle
- Trapezius muscle
- Scapula
- Rhomboid major
- 6th & 7th ribs
- Intercostal space
Location of triangle of auscultation
*Above latissimus dorsi & below trapezius muscles
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Triangle of auscultation
Significance of triangle of ausculation
Allows for easier listening of the lungs
Thinner area of tissue
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Sternal angle
Significance of the sternal angle
Indicates:
* Level of the 2nd rib
* Meeting point between manubrium & body of sternum
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McBurney’s Point
Significance of McBurney’s point
Indicates where the appendix is located
Pain = issue w/ appendix
Another name for bowel sounds
Borborygmi
Made from vibrations from contractions of muscle in GI tract
How bowel sounds are obtained
Ausculated w/ stethoscope over 4 quadrants of abdomen
Should occur about every 5-10s
Indication of high pitched bowel sounds
Obstruction
High frequency
Indication of lack of bowel sounds
Ischemia, complete obstruction
Low frequency
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Medial bicipital groove
Artery contained in the medial bicipital furrow/groove
Brachial artery
Bewteen biceps & triceps muscles
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Antecubital fossa
Location of antecubital fossa
Anterior part of elbow
What is in the antecubital fossa
Fat
Significance of antecubital fossa
- Anatomical landmark for common procedures
- Contents can become damaged due to trauma (supracondylar fracture of humerus)
Procedures = indentifying brachial pulse, insertion of IV catheter
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Dorsal venous network
