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ANT Chpt 6 & 7

Anatomy Chapter 6 & 7

QuestionAnswer
What is the function of chondroblasts? secrete cartilage matrix
What is the function of osteoclasts? involved in bone resorption
What is the function of chondrocytes? mature cartilage cells
What is the function of osteocytes? mature bone cells
What is the function of osteoblasts? cells that form bone
If hands are not properly position when performing CPR there is a risk of fracturing which bony part? xiphoid process of the sternum
The ribs articulate with the thoracic vertebrae
What runs lengthwise through bones; contain blood vessels and nerves? central (haversian) canal
What connects the central canals with lacunea? canaliculi
What are concentric rings of matrix called? lamellae
What connect nutrient arteries and nerves from the periosteum to the central canals? perforating (Volkmann's) canal
What are the space that contain osteocytes called? lacunae
The presence of an epiphyseal line in a long bone indicates that the bone has stopped growing in length
The hyoid bone is unique because it does not articulate with any other bone
The bones that form the pectoral girdle are the clavicle and scapula
The main hormone that regulates the Ca2+ balance between bone and blood is parathyroid hormone
Which of the following does NOT describe spongy bone? diaphyses of long bones
In which of the following individuals might you expect to find the smallest bone mass? 80-year-old bedridden female
Place the following steps of endochondral ossification in the correct order: 2, 3, 5, 4, 1
What is the shape of the humerus? long
What is the shape of the carpus? short
What is the shape of the vertebra? irregular
What is the shape of the sternum? flat
Where long bones form joints, the epiphyses are covered with hyaline cartilage
What substance in bone contributes to its tensile strength? collagen
(T/F) The skeletal system is responsible for protecting internal organs from injury? TRUE
(T/F) The skeletal system is responsible for assisinting in movement TRUE
(T/F) The skeletal system is responsible for providing a support framework for the body? TRUE
(T/F) The skeletal system is responsible for providing hemopoiesis? TRUE
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? lacrimal AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? clavicle AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? radius AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? mandible AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? patella AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? carpals AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? scapula AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? sternum AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? phalanges AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? tarsals AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? ethmoid AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? metatarsals AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? temporal AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? metacarpals AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? vomer AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? fibula AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? palatine AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? hyoid AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? tibia AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? sphenoid AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? vertebrae AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? coxal AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? maxilla AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? frontal AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? inferior nasal concha AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? humerus AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? ulna AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? femer AP
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? ribs AX
Does this bone belong to the axial skeleton (AX) or the appendicular skeleton (AP)? occipital AX
A joint that has a ___ fit offers a great amount of movement and is ___ likely to become dislocated. loose, more
An example of a fibrous joint in which the bones are immovable in an adult is suture
Pulling out a tooth would disarticulate which type of joint? gomphosis
Which of the following is NOT a function of synovial fluid? helps to strengthen the joint
Articular cartilage and bursae would most likely be found in which of the following? the knee
At the synovial joint, the articulating bones are held together and strengthened by the articular capsule
The joints between the vertebrae and the joint between the hip bones are examples of which joint type? symphysis
What is the joint between the atlas and axis? pivot joint
What is the joint that allows gliding movements? plane joint
What is the joint between the carpal and metacarpal of the thumb? saddle joint
What is the hip joint? ball-and-socket joint
What is the knee joint? hinge joint
Which of the following diarthrotic joints allows for the greatest degree of movement? ball-and-socket joint
As your leg moves in the most anterior position to kick a ball, the femur will be ___ and the knee ___? flexed; extended
Shaking your head to indicate "yes" involves ___; moving your head to indicate "no" involves ___? flexion and extention; rotation
In the anatomical position, the palms are supinated
A fluid-filled sac found between skin and bone that helps reduce friction between the skin and bone is a bursa
Moving the mandible for chewing involves depression and elevation
Movement of a bone around its own axis is called? rotation
Movement away from the midline of the body is called? abduction
Turning the palm so it faces forward is called? supination
The downward movment of a body part is called? depression
Movement toward the midline of the body is called? adduction
Movement of the mandible or shoulder backward is called? retraction
Turning the palm so it faces backwards is called? pronation
Upward movement of a body part is called? eleavtion
Movement of the distal end of a body part in a circle is called? circumduction
Movement beyond the plane of extension is called? hyperextension
Created by: dtgs2010