BIO 111 - Lab Quiz 2 Guide

Covers skeletal labs pt 1 & 2 ... add joints later though

Define foramen.

Hole or opening in a bone for passage of nerves and blood vessels.

Define meatus.

Canal or tubelike passageway in a bone.

Define fossa.

Depression in a bone.

Facet

Small, flat surface. 

Define sinus.

Cavity or space in a bone.

Define head

Large rounded end of a bone usually supported by a neck

Define condyle

Knuckle-like small round process

Define process

Small, rounded bony projection

Define tuberosity

Large, roughened projection

Define trochanter

Very large process on a bone

Define tubercle

Small process on a bone

Define spine

A sharp, slender pointed projection

Define crest

A narrow ridge alonga  bone

Define neck

Constricted portion of bone

Define notch

Indentation or depression, especially near to an edge

Explain flexion & provide example

Decreases the angle between body parts; flex your biceps!

Explain extension & provide example

Increases the angle between body parts; moving your thumb away from palm of the hand

Explain abduction & provide example

Movement away from the midline; that one machine at the gym for glutes

Explain adduction & provide example

Movement closer to the midline; getting your arms at your sides

Explain circumduction & provide example

Circular/conical movement of a limb; arm circles

Explain rotation & provide example

Movement of the limbs around the long axis; moving your head to watch a game

Explain supination & provide example

End: palm up/body laying on back

Explain pronation & provide example

End: palm down/body laying on belly

Explain inversion & provide example

Rotation of structure towards midline; rotating your foot in

Explain eversion & provide example

Rotation of structure away from midline; rotating your foot out

Explain protraction & provide example

Anteolateral movement of the scapula on the thoracic wall that allows the shoulder to move anteriorly; reaching out to grab something

Explain retraction & provide example

Posteromedial movement of the scapula on the thoracic wall that allows the shoulder to move posteriorly; picking something up

Explain plantar flexion & provide example

Extension at the ankle, so that the foot points interiorly; someone’s ready to cut your toenails

Explain dorsiflexion & provide example

Flexion at the ankle, so that the food moves more superiorly

Explain elevation & provide example

Movement in a superior direction; shoulder shrug

Explain depression & provide example

Movement in a inferior direction