Unit 2 Lecture Flashcards
A site for articulation that consists of a smooth, nearly flat articular surface is a:
facet
The humerus belongs to which of the two main divisions of the skeleton?
Appendicular
The innominate (os coxa) belongs to which of the two main divisions of the skeleton?
Appendicular
A canal like passageway through a bone is a:
meatus
The ribs belong to which of the two main divisions of the skeleton?
axial
A site for muscle or ligament attachment that consists of a small rounded projection is a:
tubercle
A site for muscle or ligament attachment that consists of a sharp, slender, often pointed projection is a:
spine
The two main divisions of skeleton are the axial skeleton and the:
appendicular skeleton
The femur belongs to which of the two main divisions of the skeleton?
appendicular
Movement of the palm of the hand from an anterior or upward facing position to a posterior or downward facing position is called:
pronation
What are the three types of structural articulations?
Fibrous
Cartilaginous
Synovial
Movement that results in the movement of a limb away from the midline of the body is called:
Abduction
What are the three functional types of articulations?
Synarthroses
Amphiarthroses
Diarthroses
Movement that results in a decrease of the angle at a joint is called:
Flexion
Movement that results in the movement of a limb toward the midline of the body is called:
Adduction
Movement of a joint around its longitudinal axis that does not result in lateral or medial displacement is called:
rotation
Movement of the palm of the hand from a posterior or downward facing position to an anterior or upward facing position is called:
supination
Movement that results in an increase of the angle at a joint beyond 180 deg is called:
hyperextension
A narrow, slit-like opening through a bone is a:
fissure
A site for muscle or ligament attachment that consists of a sharp, slender, often pointed projection is a:
spine
The end of a long bone is properly called the:
epiphysis
What are the names of the bones that are joined by the sagittal suture?
parietal
At what point does the olecranon process of the ulna articulate with the humerus?
Olecranon fossa
What is the name of the lateral bone of the forearm?
Radius
How many metatarsal bones are present on each side?
5
What structural type of articulation is a synchondrosis?
cartilaginous
What is the name of the type of synovial joint that has rotational movement around a single axis that accomplishes flexion and/or extension at the joint?
hinge joint
hinge
The hyoid belongs to which of the two main divisions of the skeleton?
axial
The sternum belongs to which of the two main divisions of the skeleton?
axial
The tiny channels that radiate from lacunae in compact bone and receive cytoplasmic projections of osteocytes are called:
canaliculi
What is the name of the bone that forms the back of the head?
occipital
What part of the innominate (os coxa) articulates with sacrum?
Auricular surface
What is the name of the ventral bone of the pectoral girdle?
Clavicle
How many phalangeal bones are present in each thumb?
2
Movement that results in the movement of a limb toward the midline of the body is called:
adduction
What functional type of articulation is a synchondrosis?
synarthorsis
What is the name of the type of synovial joint that has rotational movement around two axes between and oval surface that fits into an oval depression?
condylar joint
condylar
A depression in a bone that shallow, basinlike region that may serve as a site for articulation is a:
fossa
The central canal that runs down the center of an osteon is also called the:
central canal
haversian canal
What is the name of the small U-shaped bone found in the neck that serves as the site of attachment for many of the muscles of the tongue?
hyoid
What is the point of articulation between the two innominate (os coxae) bones called?
pubic symphysis
What is the name of the bone in the upper arm?
humerus
How many phalangeal bones are present on each foot?
14
Movement of the palm of the hand from an anterior or upward facing position to a posterior or downward facing position is called:
pronation
What is the name of the type of synovial joint that has rotational movement around more than two axes where a round head fits into a cup-like depression?
ball and socket joint
ball and socket
What structure forms the lateral bump on the “ankle”?
lateral malleolus
How many metacarpal bones are present on each side?
5
What structural type of articulation is a syndesmosis?
fibrous
A site for articulation that consists of an armlike bar of bone is a
ramus
In adults, the spaces found in the spongy bone of long bones is fileld with:
red marrow
What is the name of the medial bone of the lower leg?
tibia
How many phalangeal bones are present on each hand?
14
What structural type of articulation is a symphysis?
What structure forms the medial bump on the “ankle”?
medial malleolus
