BIOL 2255 EXAM 3 CORE BIOLOGY CONCEPTS REVIEW 2026

BIOL 2255 EXAM 3 CORE BIOLOGY
CONCEPTS REVIEW 2026

◉ Bilateral.
Answer: Having a L. and R. member.
Ex. Both Lungs.


◉ Visual Inspection.
Answer: Looking for apprasions.


◉ Palpation.
Answer: Feeling with firm pressure.


◉ Percussion.
Answer: Tap sharply on specific body sites to detect resonating
vibrations.


◉ Auscultation.
Answer: Listening to sounds emitted from organs.


◉ General Function of Muscles.

,Answer: 1) Movement & Stability.
2) Muscles can only contract (pull) not push.
3) To move something one has to have a cross joint.
4) Contract in one direction.


◉ Flexion.
Answer: - Bending a joint.
- Occurs in Sagittal Plane.


◉ Extension.
Answer: - Increasing/Straightening a joint.
- Occurs in Sagittal Plane.


◉ Abduction.
Answer: - Moving away from the midline.
- Occurs in Coronal Plane.


◉ Adduction.
Answer: - Moving towards midline.
- Occurs in Coronal Plane.


◉ Rotation.

, Answer: Medial/Lateral or Internal/External


◉ Circumduction.
Answer: Circular rotation. Proximal is stationary while distal moves.


◉ Elevation.
Answer: - Moving upward.
- Occurs in Coronal Plane.


◉ Depression.
Answer: - Moving downward.
- Occurs in Coronal Plane.


◉ Plantar flexion.
Answer: Moving toes/foot downward.


◉ Dorsiflexion.
Answer: Moving toes/foot upward.


◉ Eversion.
Answer: Soles of feet outward.